PROFLEX® SIM Crack KIT is an elastomeric membrane kit specially designed to be used under approved thinsets, mortars, adhesives, and is typically used to bridge existing cracks up to 3/8” in flooring surfaces.  SIM Crack KIT is ideal for making small repairs to substrates without the time and expense of applying PROFLEX® membrane to an entire substrate.

Features

• Ideal for bridging existing cracks in a substrate up to 3/8″
• Easy to apply; prime, peel & stick
• Install flooring after application with no additional waiting time

Suitable Substrates

• Concrete
• Cured Mortar Beds
• Cement Terrazzo
• Exterior Grade Plywood
• Cement Backerboard