Heng’s RPI Membrane Adhesive, 1 Gallon • 12800UMA

Product Details

RPI is a low viscosity, water-based formula designed to provide a tenacious bond in fully adhered, single ply roofing applications. RPI features a short dry time, making it an ideal product for applications dictated by production line speed. This material remains flexible once cured, allowing for expansion and contraction of the attached roofing membrane. Bonding surfaces for RPI Adhesives include: EPDM, PVC, and Hypalonmembranes, as well as wood, plywood, fiberboard, polyisocyanurate, gypsum, and concrete decking substrates.


  • Low viscosity, water-based formula designed to provide a tenacious bond in fully adhered, single ply roofing applications
  • Short dry time makes it ideal for applications dictated by production line speed
  • Remains flexible once cured, allowing for expansion and contraction of the attached roofing membrane
  • Bonds to EPDM, PVC, TPO, Hypalonmembranes, wood, plywood, fiberboard, polyisocyanurate, gypsum, and concrete decking substrates.
  • Covers up to 360 sq/ft of surface. Double the current options on the market. Spreads thin and has exceptional strength.
  • Non-Polluting, Non-Toxic. Complete Green Product.
  • Dries clear in 1 hour
  • 1 Gallon

$155.99

16 in stock