Planiseal WFM Planiseal WFM - Mapei

Planiseal WFM• Cement-based Mapecem ® Quickpatch and Planipatch ®(mixed with water only)• Cement-based self-leveling underlayments and patchingcompounds• Properly prepared and primed gypsum underlaymentsthat meet the ASTM F2419 requirements for compressivestrength• Radiant-heat systems that have been properly installedConsult MAPEI’s Technical Services Department forinstallation recommendations regarding substrates andconditions not listed.Surface Preparation• All substrates must be structurally sound, dry, solid andstable.• Substrate should be clean and free of dust, dirt, oil,grease, paint, curing agents, concrete sealers, looselybonded toppings, loose particles, old adhesive residues,and any other substance or condition that may prevent orreduce adhesion.• Substrates must be flat to 3/16" in a 10-ft. span (4,5mm in a 3,05-meter span). Refer to wood-flooringmanufacturer’s guidelines. Use MAPEI’s cement-basedMapecem Quickpatch to fill holes, level and smooth asneeded over concrete.• Use anhydrous calcium chloride tests to determine theMVER according to ASTM F1869.• Use a moisture meter to check the relative humidity ofthe wood flooring, substrate surface and general jobsitearea. Follow the flooring manufacturer’s guidelines.• Refer to MAPEI’s “Surface Preparation Requirements”document for floor-covering installation systems atwww.mapei.com.Mixing• Ready to use; no mixing necessaryNote: Choose all appropriate safety equipment before use.Refer to MSDS for more information.CleanupImmediately clean tools with Ultrabond ® Urethane Cleanerwhile the product is still fresh/wet. Note: Planiseal WFM isextremely difficult to remove when cured.PROTECTIONProtect from light traffic for at least 12-16 hours or until dry.Flooring installation• Install flooring using Ultrabond ECO ® 975, UltrabondECO 980 or Ultrabond ECO 990 after Planiseal WFM isdry, not waiting more than 7 days as the bond may becompromised.• Refer to the Technical Data Sheet of the appropriateadhesive for more details.Product Application1. Read all installation instructions thoroughly beforeinstallation.2. Select the appropriate notched trowel (see “ApproximateProduct Coverage” section)3. Pour Planiseal WFM onto the subfloor surface.4. Immediately spread material with the V-notched sideof a 5/32" x 3/16" (4 x 4,5 mm) trowel for a thin, evencoat of Planiseal WFM, creating a consistent voidlessmembrane.5. Spread evenly over the subfloor, keeping the trowel at a45° angle to the subfloor.