HVAC Wall Penetration Sealant Putty – Line Set

Moldable sealing putty for residential HVAC wall penetrations around refrigerant lines, condensate tubing and low-voltage cable.

• Helps close gaps against air and moisture intrusion
• Useful for mini-split and split-system line-set penetrations
• Service and installation consumable category

Use exterior-rated weatherproof sealant where required by code and exposure conditions.