Obviously, there are others, but this is probably an average mix of pavers you would see anywhere in the country. Gator Nitro Jointing Sand is a ready-to-use mixture of calibrated sand and resins which cure when exposed to air, hardening from top to bottom of the joint. For more tips on laying pavers, check out our guide — How to Design and Build a Paver Patio. Jointing compounds are more expensive. It's going to complicate the repair job due to it's binding abilities, but it certainly won't make repair impossible. For these jobs, polymeric dust would be the ideal product to use. Here are the top 4 benefits of polymeric sand: Stronger Bond – Polymeric sand provides a stronger bond between pavers than regular jointing sand, helping to prevent weed growth, shifting, cracking, and other issues associated with the poor paver installation. . Any loose polymeric sand that remains on the surface should be blown away with the proper equipment such as a leaf blower and activated with water to initiate the solidifying. Even some of the areas where the joint was far wider than 1/4in only found 2-3 weeds in the entire patio a number of places where the sand had come out, possibly because of a few torrential downpours we had recently. You may choose to use stone dust if you have a large supply of it, or prefer the texture and appearance of it. GATOR NITRO JOINT SAND is the ideal air cure, permeable jointing material. The product can be installed in wet or dry weather, in joints ranging from a minimum 3/16 in. Ideal for joints up to 4mm in width. The only downside is its price. While the lifespan of any surface or paver joint can vary based on the climate and product type, polymeric sand usually lasts for 10 years. Exterior Use. DIY ACCEL® dust-preventing polymeric sand is the easy way to install beautiful, durable pavers. However, if the gaps are wider or between 1/4 inch to 3/8 inch, the same bag will only be good for 30 to 60 sq ft. Always refer to the latest GATOR NITRO JOINT SAND Technical Data Sheet (TDS) at AllianceGator. However, if the gaps are wider or between 1/4 inch to 3/8 inch, the same bag will only be good for 30 to 60 sq ft. The filled and cured polymeric sand joints should never be in direct contact with. Stone dust traps and retains moisture which causes polymeric sand to fail. Once Gator Tile Sand sets, it becomes very firm and locks between the porcelain tile joints while still retaining flexibility and providing a long lasting, durable jointing material. cmirrer Discussion starter. So if you're in a more colder region you would be best to hold off till temperatures are above 40 Fahrenheit constantly. The best polymeric sand is made of binding materials such as quartz,. Many installers cut corners to speed up paving processes. Ideal for Surface type : Concrete Paver, Concrete Slab, Interlocking Paver, Wet Cast Paver. Compacting the sand is an important step. Color Selector (Gator Nitro Joint Sand) CHOOSE YOUR COLOR BEIGE GREY BLACK SILVER CHOOSE YOUR PAVER CHOOSE YOUR COLOR BEIGE GREY BLACK SILVER CHOOSE YOUR PAVER PREVIEWDesert Sand: Sourced from desert areas and not suitable for construction uses due to grains being too fine and overly smoothed at present, although some are developing concrete substitutes using desert sand. Optimal performances in high-humidity environments, heavy vehicular trafic areas and steeper terrain. Cheap and quick. A traditional base for a paver or stone patio is a 6-in. SUPERSAND G2 is. Installation: • Using a broom, sweep Polymeric Jointing Sand into the paver joints, filling up to the paver chamfers (shoulders). Easier Paver Patios. . Weed Resistance. With a push broom sweep it into all seams of your paver surface. Details: GATOR MAXX G2 is made with a state-of-the-art manufacturing process. A depth of 8 inches is suitable for 4 inches of gravel, 1 inch of paver sand, and pavers that are approximately 3 inches thick. A sloped driveway may be more subject to erosion than a flat patio. On the dry paver flooring, sweep the floor with a soft-bristled broom. Play Video. Apply an even, 1-inch layer of sand on top of the compact gravel. Looks like this event is no longer available 👀. If removing polymeric sand, a hot water pressure washer will help to soften up the binders in the sand. 7/8. Continue to move the jointing compound around the surface filling the joints to 1/8″ below the top of paver or bottom of chamfer. Benefits of Polymeric Sand: Strength and Durability: The hardened polymeric sand forms a robust bond between the pavers, ensuring they stay securely in place. Extend your season and get your jobs done this year! Don't worry about drying out your pavers to start filling. Unlike regular sand, polymeric sand is. Laying about 5" of road pack + 1. If you're buying sand for mortar, it's best to buy masonry sand. When used for something like sealing paver joints, polymeric sand should last for 10 or 15 years, whereas grout will only last for three to five years. This gel effect helps keep the sand particles in place and resist washing out. It helps keep the pavers in place and prevents weeds and ant infestations. Polymeric sand is easy to mix with water and is compatible with different materials. Sealers. I went to Home Depot and found Magic Sand. Nitro vs Traditional Poly Sand Stronger Isn't Always Better. Create the edge: Place pavers along the edge of your patio and use strings to make sure your pavers are straight. As a family-owned manufacturer and supplier of building materials for over 70 years, Reading Rock is excited to offer more product solutions for your projects. 8. Polymeric sand is a specialized construction material typically used for landscaping projects like sealing pavers and driveways. Alliance Gator. Unlike regular sand, polymeric sand hardens, preventing any shifting or movement over time. While a 50-pound bag of ordinary sand costs $2 to $4, its polymeric equivalent can range from $20 to $40. But if you have irregular gaps for your. The minimum joint depth is 1” (25 mm). . Silica sand is slightly better. What’s the difference between Gator Nitro and polymeric sand? Nitro is admittedly new and hot right now, but is it right for every job? Come learn when to use Nitro and when you’re better off sticking with polymeric sand for. Regular Sand: Understanding the Difference — North Valley Stone Supply LLC Sand is a critical component to creating inviting and durable. Helps prevent weed sprouting and damage caused by insects. Alliance Gator 12 Days Of Christmas 2019. Can be installed rain or shine. 20. Paver sand is the type of sand you prefer to use. Our G2 line of polymeric sands are specially formulated for no haze, no dust, and only require a single watering! In this video, we'll discuss what different. Thus, the most suitable pressure for cleaning pavers is the medium range (From 1600 to 2000 PSI). PREPARATION INFORMATION (IMPORTANT NOTES)Sand is ultimately a much safer option than stone dust for paving projects. The minimum joint depth is 1”. Once the polymeric sand is set, it will not wash out from the joints like the regular masonry sand. It is kinda old and I've got lots of weeds popping out between the bricks. Winter Storage Tips. Lay out the pavers first to determine the desired pattern, then. Many installers cut corners to speed up paving processes. A leaf blower on a very low setting is a good way to do this. If a polymeric sand is too hard, it can also make it too brittle, causing cracking from ground movement. 4. This is a combination of using joint stabilizing silica sand and a liquid product that protects and penetrates both the paver and the sand in the joint as well. Polymeric sand vs Paver sand. This product is ideal for filling joints between pavers and natural stones up to 4 inches. So getting one initial complete drying "set" is very important to the long-term performance and lifespan of the product. GATOR NITRO JOINT SAND is the ideal air cure, permeable jointing material. Play Video. Silica sand consists mainly of silica, whereas polymeric sand only has a small amount of silica used as an additive. 1. If the joints remain wet after the installation, they will remain soft until they dry. PRODUCT LIST. The most recommended of the different sands available is polymeric sand or paving sand. Once all the paver are in place, use a leaf blower to remove any dust and debris from the installation. This new generation of. Today, we still offer the highest performing jointing products on the market. The gravel base is flexible and will move ever so slightly during freeze-thaw. Durable. While it has become a popular material used by landscapers and other professionals, polymeric sand isn’t commonly used by. 2. It's UN. If applied properly, the binding agent in the sand will harden in the joints and completely prevent weeds and ants from causing cracks in the surface. STEP 5. Nitro Sand**. wide. k. The minimum joint depth is 1” (25 mm). Polymeric sand is easy to mix with water and is compatible with different materials. 1. It is a ready-to-use mixture of calibrated sand and proprietary resin formula which cures when exposed to air, hardening from top to bottom of the joint. Dominator is top quality polymeric sand in the market. (50 mm) joint width. @DanielWoodward Yes, that's a valid point -- polymeric sand is usually for joints of a certain width. If the joint is too narrow, there will not be enough polymeric sand to create a proper bond. Once Gator Tile Sand sets, it becomes very firm and locks between the porcelain tile joints while still retaining flexibility and providing a long lasting, durable jointing material. Reading Rock, Inc. Now what this does. PRODUCT LIST. 5. Cheap: regular sand is much cheaper than polymeric sand; it costs about $4 per 50 lb bag. Gator Nitro Joint Sand is a ready-to-use mixture of calibrated sand and resins which cure when exposed to air, hardening from top to bottom of the joint *. **Nitro Sand should never be stored in direct sunlight or exposed to heat above 120. It will chip and break away. It requires very specific application. If there is a recommended brand for polymeric sand (grey), please provide it -- the reviews for the Polymeric sand at my local big store stink. This sand is flexible, durable, and self-healing solution for joint stabilization. Polymeric Sand vs Regular Sand for Pavers. $84. And a $50 gallon container that covers 100 square feet. Simply install the pavers, get rid of the excess sand, and spray down the pavers with water. Gator Paver and Stone Cleaners. 22. Its made similarly to concrete sand, just ground down to much finer particle size and often washed to give it a clean appearance. Additionally, polymeric sand also helps to lock pavers into place and reduce weed growth and sand loss. Product Details. In smaller areas, pour in. Easy step by step application of polymeric sand for your pavers so you end up with a beautiful professional looking finish on your pavers! (Product used spe. In short: sweep the stone dust into the joints, hose down. Gator Nitro Joint Sand is a ready-to-use mixture of calibrated sand and resins which cure when exposed to air, hardening from top to bottom of the joint *. With polymeric sand, pavers won’t shift after pressure-washing the area. Polymeric sand is primarily designed to fill narrow gaps between pavers or stones, typically up to a maximum of 1/4 to 1/2 inch (6 to 13 mm) wide. That includes mold, mildew, weeds, and even insects. 8. In the case of polymers it is the repetition of monomer units (Styrene, ethylene, glycol, etc. Simply sweep Quikrete 50 lb. But if you have irregular gaps for your. Sika FastFix-110 is easy to use and can be applied by both professionals and DIY enthusiasts. ) For wide joint installations, one 22. Gator Nitro vs. Rigid and Flex Edging. Water Permeability. Just like all-purpose sand, polymeric sand comes in a wide range of colors. Skill Level: Beginner. I paid too much for just find sand, and most of my hard work is wasted. May 2, 2010. Polymeric Sand: The 5 Main Differences The easy-to-find, most affordable sand is regular dry sand. A single panel is equivalent to 130 kg (288 lb) of crushed stone, saving you a minimum of 6″ (15 cm) of. Our HP Nextgel Polymeric Jointing Sand offers unsurpassed joint stabilization, even in high humidity areas, sloping terrain, and high vehicular traffic regions. Grey polymeric sand is a good all-purpose tone, but we also have beige poly sand, black joint sand and desert tan sand. This new generation of Intelligent Polymers neutralizes haze and dust. A single panel is equivalent to 130 kg (288 lb) of crushed stone, saving you a minimum of 6″ (15 cm) of. There are several important reasons. Edges and fasteners. Use for joints up to 1/2". Paving surface must be pre-wet. Power Flex technology creates a stable, superior bond between paver joints and prevents shifting and erosion, ensuring sturdy outdoor surfaces. DOMINATOR 40-lb Titanium Gray Paver Polymeric Sand. First off, polymeric sand is designed to improve the interlocking capabilities of paving bricks, slabs, and stones. Rinse any remaining jointing compound off of the surface. All Weather Durability: Designed to withstand Mother Nature’s toughest challenges, DOMINATOR XL Polymeric Sand’s innovative formula ensures unbeatable performance in any weather condition, including enduring. Nov 8, 2023 11:06 PM. Due to the hard acrylic surface that it creates, this substance has the ability to protect your pavers from stains, grease, oil, and fading. . A single panel is equivalent to 130 kg (288 lb) of crushed stone, saving you a minimum of 6″ (15 cm) of. Pavers are a great way to add a walkway, patio, or another form of hardscaping to your backyard. Take care to leave the height of SUPERSAND G2 at least 1/8″ (3 mm) below top of paver’s surface or 1/8″ (3 mm) below the chamfer. This type of sand often comes into play at the end of a landscape paving. This sand will create the structure in the joint which helps to interlock the system together. In 1999, Techniseal launched the first-ever polymeric sand for paver jointing. The ultimate test is the erosion test. As such, when used correctly, it is more durable than regular sand. Filling joints between interlocking pavers and slabs has never been easier than with Sika FastFix-110, a high performance polymeric sand! Its superior quality provides for a durable joint that resists erosion, weed growth and insects. Determine the thickness of the sand layer (usually around 1 inch) and calculate the volume in cubic feet. ) If I’m resealing a patio, do I still need to use an efflorescence cleaner?. Minimum joint depth is 1” (2. Geogrids and Geotextiles. Polymeric sand is not intended to be a replacement for. A bag of polymeric sand that weighs 50 lbs will be good enough to cover 75 to 100 sq ft of your patio area if the gaps in between your pavers are narrow or less than a quarter of an inch. Gator Grids and Fabrics. 0. teabreak Screwfix Select. The 4 Polymeric Sand Alternatives. Using polymeric sand instead of its regular counterpart saves homeowners time, money, and effort. The 2020 Show Season Has Officially Begun. Yield: 10 x 10 surface. Polymeric sand has come a long way since its inception in the early 2000s and is a quality product for a jointing compound these days. Let it dry out and make your assessment. Filling joints between interlocking pavers and slabs has never been easier than with Sika FastFix-110, a high performance polymeric sand! Its superior quality provides for a durable joint that resists erosion, weed growth and insects. Pour polymeric sand over the patio, following instructions on the bag until all the gaps are filled. But if you want your pavers to stay in place and have a finished look, you need to fill in the gaps (known as joints). Paver sand helps your pavers to stay in place like tiles. Polymeric sand will eventually crack, thus allowing weeds to grow through. The product can be. ft. STEP 3. patio, that means carting away about 2-1/2 tons of soil, and hauling in the. Delivers professional performance not previously available to the public, with an application guide to ensure proper installation. The sand should sit around 1/10th inch below the top of the paver or even with the lower edge of the bevel. Check out our EZ joint sand compound, perfect for all your projects. 4. Choosing the right polymeric sand. Gibson, Shutterstock. What’s the difference between Gator Nitro and polymeric sand? Nitro is admittedly new and hot right now, but is it right for every job? Come learn when to use Nitro and when. #hardscapelife #pavers #alliancegator Gator Nitro vs. Note: Polymeric sand is intended to be a cohesive joint material and do three things: help prevent weeds, insects and erosion. What applications make the best fit? Gator Nitro Sand is a great fit for hardscape contractors and masons who prefer using mortar over polymeric sand. Joint stabilizing sealer. The purpose of polymeric sand is to fill the joints between pavers and to help stabilize the surface of a patio, walk, or driveway. As such, paver joints filled with polymeric sand are more impenetrable compared to joints filled with regular sand. Thus, the most suitable pressure for cleaning pavers is the medium range (From 1600 to 2000 PSI). Coverage : For narrow joint installations, one 22. Binding Agents. Instead, a mock-up installation is recommended to determine the quantity required. Minimum joint width. Polymeric Sand Installation Step 3. POLYMERIC SAND: THE 5 MAIN DIFFERENCES. Let me show you how we install polymeric sand to complete this pave patio. Reduces weed growth. Keeps the paver gaps tightly filled. jointing sand for a fast, clean, durable and profitable installation. The environment and usage of the surface will ultimately determine the lifespan of the joint stabilizing sealer. Get it now on Amazon. Check the weather, you will need two days of sun and dry weather. Builder’s Sand. Play sand has the potential to degrade the quality of the paver sand. Ideal forSurface type : Concrete Paver, Concrete Slab, Interlocking Paver, Wet Cast Paver. g. How to install Gator Supersand G2 polymeric sand. 6. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright. The joint paver sand must be considered as this will allow the hardscape to be durable, resilient, and stable; plus, this extends the lifespan too. Polymeric sand is applied at the end, as a final step of the installation. not better, just different! In this article, we’ll discuss the primary differences between Gator Nitro and poly sand to help. 7 kg bag can cover up to 11 m2 (120 sq. *Pallets of polymeric sand must be covered with pallet jackets to maintain the integrity of the product. Sold in a 40-pound packet, the DOMINATOR Polymeric Sand sits atop my list because of its strength and flexibility. Dominator is top quality polymeric sand in the market. As the sand particles fuse, the joint between two patio pavers becomes impenetrable and the pavers are locked in place. Find My Store. EZ Sand Techniseal polymer sand prevents weed growth, repels ants and other insect infestations. Silica is such as an additive and is often used to help lock the fine sand particles together. As the name implies, ll jointEASYJoint. No, polymeric sand does not harden in the same way that concrete does. The initial drying of polymeric sand is an important factor for its long term durability that tends to indicate its longevity later on. Polymeric sand vs Paver sand. Easy Joint is a very quick and effective way to fill joints for patios and walkways. 1. 2. Description. Sakrete Paver Set. Fabrics and grid. I now need to removed the faulty polymeric sand. Play Video. Resists erosion, weed growth and insects. As such, regular sand is prone to erosion during downpours or when the paved surface is power-washed. While sand is used to enhance the aesthetics of your outdoor space, soil is used to create an environment where plants can thrive. Gator Nitro Joint Sand is a ready-to-use mixture of calibrated sand and resins which cure when exposed to air, hardening from top to bottom of the joint *. C. 2. Gator Nitro Joint Sand Gator Nitro Joint Sand is a ready-to-use mixture of calibrated sand and resins which cure when exposed to air, hardening from top to bottom of the joint. The product can be installed in wet or dry weather. And just like Super Sand Bond, this product is formulated with our New Advanced Haze Free Technology and comes backed by our 15 year limited warranty. However, the life expectancy could vary based on the specific products. This method of installing the polymeric sand can be applied to almost any paver a. SF Gate writes that during the installation of pavers, sand plays an integral role. Paver Joint Sand vs. Gain 1 Whole Work Day With Gator Base. Read page 2 of our customer reviews for more information on the Quikrete 50 lb. The key to successfully using polymeric sand on a hybrid base is two-fold. Play Video. After applying the material to the paved surface, the sand is sprayed down with water which causes the polymers to harden. So we tested 5 brands of polymer. Grout is generally an interior joint sealer, whereas polymeric sand is usually an outdoor joint sealer. PowerLoc Jointing Sand into the joints and mist with water; the product hardens, locking the pavers into place. -deep layer of compacted gravel. Play Video. The installation methods for the polymeric sands and Nitro Joint Sand mix are almost identical to regular paver joint sand except for the application of water. It is a budget-friendly polymeric sand for installations carried out in light-duty environments. 6. $34. In terms of the day-to-day appearance of your pavers, polymeric sand may offer a cleaner look than regular sand. Nitro Sand Best Practices. Leiden Cambridge Blend. Convert the volume to cubic yards if needed. Some types of relatively easy fixes become a major pain when the sand is glued to your pavers. The best polymeric sand is made of binding materials such as quartz,. Gator Nitro Joint Sand Gator Nitro Joint Sand is a ready-to-use mixture of calibrated sand and resins which cure when exposed to air, hardening from top to bottom of the joint. Specifically, calibrated sand is mixed with sophisticated intelligent polymers. The product can be installed in wet or dry weather, in joints ranging from a minimum 3/16” to a maximum 2” joint width. As such, paver joints filled with polymeric sand are more impenetrable compared to joints filled with regular sand. Fast-setting, water resistant 90-minutes after installation. This high-quality polymeric sand is generally the best sand for pavers among the masses. B. Crystalline silica. The filled and cured polymeric sand joints should never be in direct contact with foot traffic or tires. Wet polymeric sand would be much harder to get off the surface, so ensure the floor is completely dry. A bag of polymeric sand that weighs 50 lbs will be good enough to cover 75 to 100 sq ft of your patio area if the gaps in between your pavers are narrow or less than a quarter of an inch. Flags jointed with Polymeric Sand. four varieties for varying gap sizes. The hardscape industry's leading high-duty polymeric jointing sand. Advertisement. JJS. Gator Nitro Jointing Sand is a ready-to-use mixture of calibrated sand and resins which cure when exposed to air, hardening from top to bottom of the joint. Advertisement. It has exceptional joint stabilizing properties, making it suitable for high-traffic areas such as patios, pool decks, pavements, parking lots, and driveways. It is easy to distribute regular sand to create a leveled base to install pavers. #3 · May 25, 2018. Our paving stone pool deck and patio is nearing completion but the joints have not been filled yet. The takeaway here: while you can’t control the weather, you can certainly control many aspects of your polymeric sand job. A bag is dumped onto the paving surface and. Specifically, calibrated sand is mixed with sophisticated intelligent polymers. GATOR NITRO OINT SAND eo ate : 08032023 Page 3 of 7 PREPARATION INFORMATION (IMPORTANT NOTES) A. The installation of FLEXLOCK SAND is almost identical to using regular paver joint sand except for the application of water. Especially in a climate with winters like ours in Pennsylvania. (63) Questions & Answers (18) Locks pavers into place. SUPERSAND G2 is made with a state-of-the-art manufacturing process. The contractor used stone pavers as a retaining wall due to my yard being sloped. SEK’s PolySweep is made with a blend of native sands conforming to the ASTM 144 standard, and polymer binders that allows the joints to expandCheck out our EZ joint sand compound, perfect for all your projects. There are several important reasons. Silica sand. Enhance your next patio, driveway or other exterior project with this polymeric sand. 22. This may be to save time or to cut costs, sometimes both. 5-Cu Ft Brown Paver Base - Establish Strong Foundation for Patios, Walkways, and Pool Decks - Easy to Use - Cover with Leveling Sand. Ideal for Description. You could mix concrete with polymeric sand and that should hold nicely but I don't think it will look that appealing. It'll use more sand than you expect, but once it dries it should be fine. One of the biggest differences here is that polymeric sand is not water permeable. Although polymeric sand is very durable, mortar is simply more so. Another similarity shared by both polymeric sand and silica sand is that they are both extremely fine. Ok, i will look into the decoseal also. Easier to install and more durable than traditional hardscape aggregate, they also prevent weed growth and insect infestations. The product can be installed in wet or dry weather, in joints ranging from a minimum 3/16” to a maximum 2” joint width. When laying pavers, you’ll need to buy a few bags of sand. POLYMERIC SAND: THE 5 MAIN DIFFERENCES. Polymeric dust is simply polymeric sand that has been crushed down to very fine particle size. If the joints remain wet after the installation, they will remain soft until they dry. NanoPave JSS is a revolutionary 2-in-1 joint stabilizer and sealer product for use with pavers, natural stone, and flagstone. Then, you'll also pack the gaps between the stones or bricks. Step-by-Step Instructions. After removing all the old joint sand. Polymeric sand is a type of sand that has been treated with a polymer. Sunniland. If you're buying sand for mortar, it's best to buy masonry sand. Mortar is absolutely the stronger and longer-lasting of the two. The minimum joint depth is 1” (25 mm). Polymeric sand. Polymeric sand is made mainly out of sand, silica, quartz, and other materials, whereas mortar is made primarily out of cement, lime, and sand. In smaller areas, pour in more from a clean yogurt cup and use a hand broom. Polymeric Sand Concentrate,20 lbs-Polymers and. The smaller sand works better for flagstones that are closer together. NanoPave JSS creates a strong, durable bond in common sand or crushed stone jointing materials for joints up to 4 in. Take caution with natural stone or thin style pavers and be sure to avoid disturbance of the bedding sand underneath. Polymeric Dust. I had assumed that was the case, but I was going to ask separately. Ideal forGator Nitro Joint Sand Gator Nitro Joint Sand is a ready-to-use mixture of calibrated sand and resins which cure when exposed to air, hardening from top to bottom of the joint. It is one of a few different jointing compounds available on the market to fill the joints of pavers for the purpose of achieving horizontal interlock in the interlocking concrete pavement. It's a product that's created when you mix a fine sand with a silica additive and water. Scroll down to the heading that says “How to install stone dust in between your flagstones”. Take care to leave the height of POLYBIND SAND G2 at least 1/8″ (3 mm) below top of. Polymeric sand is a mixture of fine sand combined with other additives. Aqua Rock Permeable Stone. Because the sand is very coarse, you must use it regularly. SUPERSAND G2 is made with a state-of-the-art manufacturing process. Stone Mason Magic Sand, Polymeric Paver Locking/Jointing Sand, Weed-Resistant, 18. 2. The only solution would be to completely remove the polymeric sand redo the whole pathway. Based upon a recommendation I reapplied 8 bags of Alliance G2 polymeric sand. On the other hand, if the joint is too wide, the polymeric sand will easily lead to a washout during activation because there is too much water on the surface. Pavers on a covered patio may be more stable than pavers without a cover. Even with a firm concrete base they can still glaze, crack and peel away from the pavers and if used on sand bedded pavers or any natural stone that needs a flexible base and grout to allow for natural. UNDER-WATERING causes the polymeric sand to simply form a "crust" on the top. Pea gravel and other similar choices will get everywhere and you'll constantly be cleaning gravel. Gator Nitro Joint Sand Gator Nitro Joint Sand is a ready-to-use mixture of calibrated sand and resins which cure when exposed to air, hardening from top to bottom of the joint.