Can you use polymeric sand for driveway expansion joints?
Table of Contents
Can you use polymeric sand for driveway expansion joints?
Gator Supersand is a high performance polymeric sand designed for concrete, wet cast, and natural stone paver applications. The regular version of this product can be used for joints of up to 1” and the new G2 version can be used for joints of up to 2”.
What do you use to fill expansion joints?
Expansion joints must be sealed with a flexible sealant, like QUIKRETE® Self-Leveling Polyurethane Sealant or QUIKRETE® Non-Sag Polyurethane Sealant…or an expansion joint strip, to prevent water from penetrating the joint and deteriorating the sub-base.
Can you put sand in expansion joint?
Can I fill concrete expansion joints with sand? Yes, you may use sand as a filling material before finishing it off with epoxy coating. The best type of sand to use is silica sand. Silica sand is an excellent extender for epoxy-based compounds and sealants.
Does polymeric sand stabilize?
Used daily by thousands of hardscape experts from all around the world, polymeric sand provides optimal joint stabilization, in addition to preventing weed growth, and insect infestations.
Can you top up polymeric sand?
Unfortunately with polymeric sand replacement, you can’t just uproot any weeds and top it up. Secondly, you will have to wait a day while the surface dries before you can reapply your new sand. Remember polymeric sand and moisture don’t mix until after it’s in the joints!
Which Polymeric sand is best?
Below, find picks for the best polymeric sand in a range of categories.
- BEST OVERALL: DOMINATOR Natural Joint Stabilizing for Pavers.
- BEST BANG FOR THE BUCK: Sakrete Paver Set Joint Sand.
- UPGRADE PICK: Alliance Gator Maxx G2 Intelligent Polymeric Sand.
- BEST FOR SMALL PROJECTS: DOMINATOR Joint Stabilizing for Pavers.
Can you seal over polymeric sand?
If us- ing polymeric sand, you can install it after the sealer application has properly cured for 24 – 48 hours. If polymeric sand is installed prior to sealing, be sure surface is dry for 24 hours before applying sealer.
What is polymeric jointing sand and how does it work?
Polymer-modified sand has been around for a while. However, Quikrete’s Hardscapes Polymeric Jointing Sand is different in that it’s been formulated to work in much wider joints like those between randomly-shaped flagstones, cobblestones and other pavers.
Can you use polymeric sand between pool beam and deck pavers?
Pool PM says it doesn’t matter as long as there is a 3/8-½ inch expansion joint there. The deck builders say they often use polymeric sand between the pool beam and deck pavers. I heard that self-leveling sealant with a backer rod may be better from someone.
What is the best sealant for expansion joints in concrete?
Expansion joints should have some sort of expansive material to allow for movement between the pieces of concrete. Your best bet is use some backer rod and silicone joint sealant. The backer rods purpose is just to save money on sealant. The sealant will actually serve adhere to the concrete and expand and contract with the slabs.
What happens if you don’t pack polymeric sand down?
After brooming it into the joints, pack the sand down to remove air pockets and eliminate inconsistencies throughout the polymeric sand. While skipping this step may save you time, you’ll also risk having joints that settle, crack, and break over the long term.