ProSpec, a brand of Bonsal American Inc., has partnered with Koester American Corp. and W.F. Taylor to offer a 10-year flooring system warranty.

The system warranty covers installations of tile and stone as well as vinyl composition tile (VCT), vinyl sheet goods, engineered wood floors and carpet when installed over properly prepared concrete substrates. The warranty is comprised of three parts:
  • Moisture mitigation from Koester’s VAP I® line of vapor barrier systems for moisture and alkalinity
  • Underlayments, toppings and patching compounds for flooring repair along with thin set mortars for tile and stone installation from ProSpec
  • Flooring/carpet adhesives from W.F. Taylor Company’s Envirotech Healthguard and Meta-Tec® lines.
Additional information is available by calling (800) 738-1621, or visit