FAQ

Can I use this product only on new paving joints?

No. To refinish a previously grouted area, begin by completely removing the old material using water or compressed air and leave a joint of at least 1.3 inches deep and .3 inches wide so that the solidity of the stone is ensured. In case of heavy traffic on the stone, the joint should have a width of .2 inches and be as deep as the stone.

What are the best uses for the product?

Mainbrick Paving Joint Filler can be used for filling joints on patios, pavement, natural stone pavings, garden paths, sidewalks, natural stone panels and all other stone and artificial stone panels.

Do I need dry weather conditions to apply the joint filler?

No, Mainbrick Paving Joint Filler can be applied during all kinds of weather, except for freeze. In fact, it is necessary to pre-wet the surface before applying the joint filler.

Do I use this product just like polymer sand or cement and what is the difference?

No, polymer sand and cement require a dry surface. Mainbrick Paving Joint Filler is constantly permeable to water and air and prevents secondary growth of weeds.

Which tools do I need to apply the joint filler?

You only need a garden hose and a broom.

Does your product need to be mixed with something else in order to bind?

No, Mainbrick Paving Joint Filler is pre-mixed, vacuum sealed and ready-to-use.

How long is the curing time?

Allow the grouted area to cure at 68°F and 65 % humidity for 24 hours before walking on the surface and 72 hours before driving a vehicle on it. Curing time increases with lower temperatures.

What kind of weather conditions are recommended for application?

Mainbrick Paving Joint Filler can be applied at +32°F and above. Light rain is no problem.

Do I have to wear protective gloves when handling the product?

No, there is no problem if the product comes in contact with your skin. Mainbrick Paving Joint Filler is eco-friendly and will wash off with mild soap and water.

Does your product prevent weed growth in the joints like polymer sand?

Yes, Mainbrick Paving Joint Filler prevents weed growth.

Does your product come in different colors?

Yes, Mainbrick Paving Joint Filler is available in five colors: basalt, deep black, natural sand, stone grey and terracotta.