Retrotec Grill Masking Tape for Airtightness-two sizes available!

• GR125 20.3 cm x 48.8 m Grill Mask, 11.4 cm Perforation (Single Roll or sold in box of 4)
• GR127 30.5 cm x 48.8 m Grill Mask, 15.2 cm Perforation (Single Roll or sold in box of 4)

The Retrotec Grill Mask is ideal for covering holes and duct registers when testing enclosures, houses, or duct work. The self-adhesive grill mask comes in an easy-to-use perforated roll, which is perfect for use in the field.  Even if you’re using equipment from another manufacturer to find your air leaks, Retrotec’s Grill Mask will make your testing easier!

Grill Masks are an invaluable tool for any air leakage tester working in the residential industry, or anyone who is testing an enclosure that involves ductwork.  It can also be used to test the efficiency of duct sealants and to calculate duct performance overall.  Use it in conjunction with one of our Duct Testing Systems to streamline your testing process!