Ideal Industries Duct Seal

Seals Gaps or Holes Around Electrical Boxes, Flashing and More


What's special about this sealant?

  • Seals openings and holes around electrical boxes, flashing, or cable entrances/exits in walls to prevent electrical hazards.
  • Soft and pliable, so it can be manipulated to fit odd-shaped gaps.
  • Non-corrosive; will not adversely affect plastic, PVC, or metals.
  • High flash point of 590° F (310° C) to protect from accidental electrical fires.
  • Click for More Features
  • UL Classified

With Duct Seal by Ideal Industries, you can close oddly shaped holes or gaps with ease. Soft, pliable, non-toxic and paintable, this sealant is great for refrigeration, heating and cooling, plumbing and more, and will not corrode metal or plastic.

Part # Description Size Color Price
ID-31-601 Duct Seal Block 1 lbs Gray
Manufacturer Direct
ID-31-605 Duct Seal Block 5 lbs Gray
Quick Ship
  • Since this sealant is soft and flexible, it can be reused time and again which will helps protect the environment.
  • Non-toxic compound will not harm installers even without gloves.
  • Can be painted immediately after application to blend in with décor.
  • Can also be used in other applications such as:
  • Refrigeration
  • Heating and Cooling
  • Plumbing
  • UL Classified
  • Proudly made in the USA USA
  • PART # ID-31-601 ID-31-605
    Paintable YES YES
    Non Toxic YES YES
    Material Calcium Carbonate
    Magnesium Aluminum Silicate
    Crystal Quartz Silica
    Butene Polymer
    Synthetic Polymer
    Carbon Black
    Cellulose Fiber
    Aluminum Silicate
    Tall Oil Rosin
    Naphthenic Wax
    Chemical Resistance Resistant to water, alcohols, mild acids and bases
    Chemical Description Butyl rubber composite


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    Questions & Answers


    is this product waterproof - ID-31-601 is this product waterproof when used to seal ducts in manholes

    Asked by Anonymous user on 01.09 AM Tuesday, 18 November, 2014

    • - Thank you for your question. While it is listed as water resistant, water proofing would depend on the quality of the installation which is not something we can claim.

      Fernando M. on 11.01 AM Tuesday, 18 November, 2014

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