• Releasit Foam-Guard Crystal Carpet Defoamer 8-pound jar (4 to a case)•Releasit Foam Guard Crystal Carpet Defoamer is a specialized chemical designed to manage foam buildup during hot water extraction (HWE) carpet cleaning. This concentrated crystal defoamer helps prevent excessive suds in vacuum hoses and recovery tanks, which can arise from detergent residues or certain cleaning solutions. By controlling foam, it helps maintain efficient cleaning operations and protects extraction equipment from potential damage.