from $16.40 /selection
Single Box of 10 Box of 12 Box of 20
CONTEGA HF 10 oz $16.40 $14.76 $14.10
CONTEGA HF 20 oz $23.35 $20.08

Product Specifications

exterior.jpg                                    interior.jpg


CONTEGA HF® is a dependable, durable and flexible air tight adhesive caulk for connections between interior or exterior air barriers and/or uneven substrates. It can be used on the interior or exterior of the building.


Available in:

10.5 oz (310 ml) cartridge - 3/16″ to 1/4″ bead will cover 30 to 45 linear ft

20.3 Oz (600 ml) sausage - 3/16″ to 1/4″ bead will cover 60 to 90 linear ft

Coverage in linear ft. will depend on width of bead applied and roughness of substrate.


  • Exceptionally high adhesion properties while also remaining elastic
  • PHI Class A Certified Airsealing Component
  • Long term elasticity combined with high strength and resistance to tension
  • No permanent clamping needed in most cases
  • Sets in 48 hours to full strength


  • Bonds all Pro Clima membranes and PP-,PE, PA-, and Aluminum foils to substrates (wood, brick, concrete)
  • Works in conjunction with CONTEGA FC, SL, EXO to connect solid or angled connections between different airtight construction materials
  • On the exterior, connects weather resistant barriers, sub roof membranes, under rain screen membranes and wind/watertight construction components


  • Material: Dispersion based on acrylic acid copolymers and ethanol, free of surfactants and halogens
  • Application Temperature: 14 °F to 122 °F (-10 °C to 50 °C) [No adhesion to frozen objects]
  • Can be stored below freezing thanks to minized ethanol (alcohol) content
  • Low VOC per SCAQMD limits, compliant with LEED, and Living Building Challenge standards
  • Good for uneven and porous substrates as it forms to, and penetrates into the substrate
  • NBC 2020- Air Barrier Systems Passed air leakage <0.02 L/(s·m²) @75 Pa (ASTM E2357)
  • Low VOC per SCAQMD limits
  • LEEDV4 passed CDPH v1.2 for Private Office and School Classroom (PO and SC)
  • Living Building Challenge RED list free