The following is the latest listing of letters verifying compatibility between Fiberlock Technologies' encapsulants and various over coating materials.
Testing is ongoing.
Please contact Fiberlock if a material is not listed. These systems have been fire tested and classified by Underwriters' Laboratories in accordance with ASTM E119. All other systems have been fire tested for ambient compatibility by the fireproofing manufacturer in accordance with ASTM E736. The letters below confirm that a compatible bond forms between the listed floor tile adhesives and Fiberlock encapsulant materials.