​WS Block Filler

A one-component, water-based block filler based on Silica Fortified Rubber™ chemistry. WS BLOCK FILLER is specifically designed for use with BASF air/water-resistive barrier products.

Uses

WS BLOCK FILLER is designed to prepare rough, porous concrete / masonry substrates for subsequent application of BASF fluid applied air/water-resistive barrier products.
WS BLOCK FILLER is also designed to promote adhesion of BASF WS FLASH self-adhesive membrane to rough CMU surfaces. It can be used to create tight, seamless expansion joints and to facilitate adhesion of through wall flashing systems.
Safety Data Sheets (SDS)

MaxFlash Flashing Membrane

Material Safety Data Sheets

Quick Corner 6

Material Safety Data Sheets

SENERSHIELD

Material Safety Data Sheets

SENERSHIELD R

Material Safety Data Sheets

Senershield RS

Material Safety Data Sheets

WS FLASHING PRIMER

Material Safety Data Sheets