Rectorseal Duct Seal Compound 81881 Easy Application HVAC 5 Pound
Why you'll like it
- Air and Water Tight Seal — Creates a dependable barrier that protects electrical conduit ends, service mast entries, and HVAC systems from moisture and drafts.
- Hand Moldable Flexibility — Soft putty texture can be easily shaped by hand from 25 Fahrenheit to 120 Fahrenheit for fast application on complex surfaces.
- Safe Non-Toxic Formula — Asbestos-free, non-corrosive, and non-irritating composition safeguards metal components and remains gentle on human skin.
- Multipurpose Application — Ideal for HVAC, plumbing, metal fabrication, and general maintenance projects around residential and commercial properties.
Product details
Description
The Rectorseal Duct Seal Compound 81881 is an essential professional-grade solution designed for sealing gaps, voids, and openings in heating, ventilation, air conditioning, plumbing, and electrical installations. Formulated as a gray, permanently soft, and pliable putty, this compound easily molds by hand to fit any shape or contour without cracking or hardening over time.
It adheres securely to clean, dry surfaces including metals, plastics, and masonry, providing a reliable barrier against air, moisture, dust, and water infiltration. Completely non-toxic, asbestos-free, and non-corrosive, it is safe to handle and gentle on human skin while remaining resistant to water, alcohol, and mild acids or bases.
Whether you are sealing electrical conduit boxes, filling gaps around service mast entries, securing window components, or executing general maintenance around residential and commercial spaces, this versatile 5-pound compound ensures long-lasting structural integrity and easy application across diverse trades.
How to use
- Ensure the target surface is clean and dry.
- Take the required amount of putty by hand, mold it into the desired shape or press firmly into gaps, conduits, or openings to achieve a complete airtight and watertight seal.
- Can be painted immediately after application if needed.
Ingredients
Non-toxic inorganic fillers, plasticizers, and synthetic resins.
As printed by the brand. Check the pack label if you have an allergy.
Specifications
| Brand | Rectorseal |
|---|---|
| UPC | 021449818810 |
| Ships from | USA (sourced directly), checked in Navi Mumbai |
| Sold by | Dropy.in |
Ratings & reviews
From our customers
FAQs
What is RectorSeal Duct Seal Compound used for?
RectorSeal Duct Seal Compound is a pliable putty used to seal gaps, openings, and conduit ends in HVAC, plumbing, and electrical applications to prevent air and moisture leaks.
Can RectorSeal duct seal be painted over?
Yes, the compound can be painted immediately after application and is specially formulated not to bleed through dry paint films.
Does duct seal compound harden over time?
No, it remains permanently soft and pliable, allowing it to expand, contract, and be easily removed or reused if necessary.
Are these imported USA products authentic on Dropy India?
Yes, all products available on Dropy India are 100% authentic USA imports sourced directly from trusted manufacturers and distributors.
What temperatures can this duct seal compound be applied in?
It can be conveniently hand applied in ambient temperatures ranging from 25 Fahrenheit to 120 Fahrenheit.
How long will delivery take?
Most orders arrive in 15–20 days: we source each product directly from the USA, check it at our Navi Mumbai warehouse and pack it on video. Items marked Dropy Express ship from our India warehouse and arrive in 3–5 days.
Is cash on delivery available?
Full cash on delivery is available all over India on Dropy Express items. For other orders from ₹2,499 to ₹15,000 you can use Partial COD: pay 25% online now and the rest in cash on delivery.
Are your products genuine?
Yes. Every product is 100% authentic, sourced directly from the USA, quality-checked and packed on video at our Navi Mumbai warehouse.
What if my order arrives damaged or wrong?
Write to us at [email protected] as soon as it arrives. Damaged, wrong or not as described, our Buyer Protection gives you a full refund. The details are in our Return, Refund & Cancellation Policy.
Is delivery free?
Delivery is free on orders from ₹1,499. Below that a ₹79 delivery fee applies.