GOOF PROOF SHOWERS QUARK B INDUSTRIES Gon OPEN WALL INSTALLATION measure & install + Determine the proper height and placement of the niche between the studs and mark cross bracing them appropriately. + Install horizontal cross bracing fo support the top and bottom of unit {This step is recommended but not required for proper installation). + Adhere niche to studs and cross members using a polyurethane or silicone caulk. + Install % inch backer board tight and flush to the ¥2 inch flange of the niche.