Kahrs Installation Items, Combo Underlayment 118672 It has a compression recovery

It has a compression recovery of 80% (ASTM D1055) without loss of resilience

Furthermore

Enhances adhesion — use on any wood to improve bonding

Easy application and cleanup — apply with brush or roller

Best warranty — 30-day no-questions-asked

Kahrs Installation Items, Combo Underlayment 118672 It has a compression recoveryGreat all in one underlayment for moisture protection and sound reduction Khrs Combo Underlayment is a two ply polyethylene film with flexible polystyrene granules sandwiched between to provide a dual moisture barrier with a thickness of 3 mm. It has a compression recovery of 80% (ASTM D1055) without loss of resilience. It also has a good sound rating (ASTM E 90 and E 492, STC = 59, IIC = 59) which means it provides very good sound deadening