Under Slab Mud Mats
Waterproofing barrier: Reinforced waterproofing membrane.
Protection: Asphalt protection board or 6-mil polyethylene film.
Filter mat: Butyl sealant tape.
Under slab mud mat: Over the under slab, apply waterproofing barrier in accordance with the manufacturer’s latest printed specifications.
On sand/gravel bed: Loose lay waterproofing material over the area and tack in place with fasteners and plates.
On concrete slab: Fully adhere waterproofing barrier to the concrete surface in application rate required by the manufacturer.
Apply protection board or 6-mil polyethylene film over the completed waterproofing barrier in accordance with the manufacturers latest printed specifications.