Water Cut Off Mastic Firestone

Water cut off mastic is a one component mastic designed to be used in conjunction with roofing waterproofing systems.

Water cut off mastic firestone. Firestone water block seal is designed to provide a watertight seal when used in compression as specified in drains scuppers wall terminations and other system details. It maintains a positive seal by remaining flexible and adhered to all approved substrates including concrete masonry gypsum metal glass plastic and wood surfaces. It is very sticky. Used to seal roofing membranes to stop water penetration into the roofing system.

Water block seal s 20 is designed to provide a seal when used in compression as required by firestone details. It is not uv protective so installation under the membranes is vital for the long term performance of this product. 2015 03 17 revision 1 0 print date. Surfaces to which water block seal s 20 is applied shall be free from loose concrete stone mortar dust foreign.

Water cut off mastic is gray colored and meant to be used under single ply membranes such as epdm and tpo as a preventative measure to stop water from entering the roof system. This water cut off mastic can be used with all epdm roof systems. Cartridge 10 fl oz 300 ml carton 25 cartridges carton weight approximately 27 lb 12 kg method of application. Water cut off mastic product.

A one part butyl based high viscosity sealant suitable for sealing between flashing membrane and substrate surfaces behind exposed termination bars and between roofing membrane and drain flanges. Why everguard water block mastic. Coverage each tube covers 3 linear metres. 302202 page 3 of 13 issue date.

Description for use as a compression termination this one part self wetting mastic is used in a variety of situations where a compression termination of the epdm membrane is required. Tremco water block sealant is a gray high performance low voc non curing non skinning permanently flexible gun grade sealants. Use water cut off mastic at all drains and penetrations. Preparation surfaces on which water block seal is to be applied must be clean dry and free from loose parts of concrete stone mortar foreign materials and other.

Rinse skin with water shower. Features documents details options application videos. The water block sealant is a butyl based sealant used for watertight seals when applied under compression as specified in drains scuppers wall terminations and other system details. Pourable sealer the pourable sealer is a two component polyurethane sealer designed to create a watertight seal around small pipe penetrations clusters of pipes l beams in a penetration pocket detail.