Henry® Mastic Sealant and Cement Products - Roof Repair and Patching

Henry^® mastic and cement products provide excellent repair and patching protection for roof, flashing, skylight, vent, chimney, downspout, gutter, eave, wall and panel applications.

• Pro-Grade^® 167 Extreme Rubberized Flashing Cement

  • Super premium rubberized roof cement for all applications and permanent repairs
  • Contains UV inhibitors and SEBS rubber for durability

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• Pro-Grade^® 163 Emergency Leak Repair Sealant

  • Premium grade rubberized wet/dry roof sealant for immediate leak repairs
  • Tenacious adhesion, even when applied underwater

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• Pro-Grade^® 161 All Weather Flashing Cement

  • Premium grade rubberized wet/dry roof cement for all applications
  • Appropriate for setting and repairing SBS Modified Bitumen flashings

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• Pro-Grade^® 155 Flashing Cement

  • Contractor grade rubberized roof cement for vertical and horizontal applications
  • Will not sag/slip even at high roof temperatures

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• Pro-Grade^® 151 Plastic Cement

  • Contractor grade roof cement for horizontal applications
  • Smooth, easy-to-use, trowel application

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• Pro-Grade^® 957 Silicone Fibered Roof Sealer

  • Reinforced with fibers
  • Excellent adhesion and hang on many roof substrates
  • Seals flashings, fasteners, seams and drains
  • Easily applied by brush or trowel up to ¼” thick on vertical or horizontal applications
  • For professional use only

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• Pro-Grade^® 923 Butter Grade Silicone Roof Sealer

  • Excellent repair material for many roofing substrates
  • Seals flashings, fasteners, seams and drains
  • Easily applied by brush or trowel up to ¼” thick on vertical or horizontal applications
  • For professional use only

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• Pro-Grade^® 928 Pitch Pocket & Self-Leveling Roof Sealer

  • Encapsulates and seals fasteners on metal roofs
  • Forms a watertight, non-shrinking seal for penetrations in metal pitch pocket flashings
  • For professional use only

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• Pro-Grade^® 920 Silicone Roof Sealant

  • Seals roof membrane seams, concrete cracks, flashing, drains and damaged areas on most roof substrates
  • No hardening, chalking, crazing, cracking or reverting
  • For professional use only

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• Henry^® 925 BES Sealant

  • External joint sealant for Henry^® air barrier, waterproofing and roofing systems
  • Excellent weathering resistance, flexibility, very low VOC

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• Henry^® 295 Metal Seam Sealer

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• Henry^® 289 White Roof Sealant

  • Applies to dry or damp (not wet) surfaces
  • Applies by brush or trowel for fast application
  • Coats with white or tinted acrylic coating
  • Doesn't "bleed through" reflective coatings
  • Skins over quickly – no delays
  • Allows for soap and water cleanup

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