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Save 10% Now with PROMO CODE: "CLOVER10" + Free Shipping on Orders Over $49! Exclusions apply for select brands.
Save 10% Now with PROMO CODE: "CLOVER10" + Free Shipping on Orders Over $49! Exclusions apply for select brands.

Red Devil F-Seal 181 Fiber Reinforced Water Based Duct Sealant, 1 Gallon, Gray

por Red Devil
SKU 0841DX
Disponibilidad:
en stock, listo para ser enviado
🚛 Get it between Tuesday, Mar 18 - Sunday, Mar 23, if ordered within the next 17 hours and 36 minutes.

Return Policy & Eligibility

Return Policy
We accept returns on most items within 30 days of purchase. However, the following items are NOT eligible for return:

  • Built-to-order or custom-made products (e.g., Rolair Air Compressors)
  • Gas-powered equipment (e.g., Generators, Power Washers, Chainsaws)
  • Pneumatic tools (e.g., Nail Guns, Paint Sprayers)
  • Ladders, scaffolding, or climbing equipment
  • Fall protection equipment (e.g., Lanyards, Harnesses)
  • Batteries
  • Used consumables or accessories (e.g., Sandpaper, Saw Blades)
  • Guide rails longer than 95 inches
  • Cast iron equipment (e.g., Table Saws, Drum Sanders)
  • Clothing (all sales are final)

For more details on eligible items and our full return instructions, please click here to view our complete policy.

Our Price Match Promise

We’re dedicated to offering you the best price on high-quality products from trusted sources. If you find the exact same item from an authorized seller at a lower price—including all shipping, handling, taxes, and any additional fees—we’re happy to match it.

To request a price match, simply contact our Customer Support team with the following details:

  • Your order number and purchase date
  • The product identifier or model number
  • A link to the competitor’s advertisement showing the lower price

Once we verify the details, we will issue a credit (if applicable) within two business days.

Terms & Conditions:

  • The competitor must be an authorized retail dealer.
  • The product must be identical, in stock, and available with the same features and warranty.
  • This offer does not apply to auction sites, clearance events, special promotions, misprints, or limited-time offers.
  • Price match requests must be made within 30 days of your purchase.
  • Refunds will be processed in the original form of payment.
  • Certain items, such as heavy equipment, may be excluded.

We stand by our commitment to bring you the best deal possible!

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Details: 

Red Devil F-Seal 181 is a specially formulated fiber reinforced water-based duct sealant/mastic for indoor/outdoor use. Suitable for pressure sealing all types of HVAC duct systems including metal, fiberglass ductboard and flex duct. Made in USA. FEATURES: LEED EQ 4.1 Compliant Indoor/Outdoor Excellent Adhesion Excellent Flexibility Low VOC USE ON: Metal and Flexible Ducts Vents Air Conditioners HVAC Appliances SPECIFICATIONS: UL 181 A-M & B-M certified and can be used on all types of HVAC ductwork. ABOUT RED DEVIL: Red Devil is still a privately-owned family business with state-of-the-art manufacturing facilities in Pryor, Oklahoma. Click on the Red Devil link at the top of this page to visit our Brand Store.

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Product Details

Features

Description

Details for Red Devil F-Seal 181 Fiber Reinforced Water Based Duct Sealant, 1 Gallon, Gray

Features:

  • High quality, fiber reinforced
  • UL 181 a-m & b-m certified
  • Can be used on all types of HVAC ductwork.
  • Interior/exterior
  • Made in the USA

Details: 

Red Devil F-Seal 181 is a specially formulated fiber reinforced water-based duct sealant/mastic for indoor/outdoor use. Suitable for pressure sealing all types of HVAC duct systems including metal, fiberglass ductboard and flex duct. Made in USA. FEATURES: LEED EQ 4.1 Compliant Indoor/Outdoor Excellent Adhesion Excellent Flexibility Low VOC USE ON: Metal and Flexible Ducts Vents Air Conditioners HVAC Appliances SPECIFICATIONS: UL 181 A-M & B-M certified and can be used on all types of HVAC ductwork. ABOUT RED DEVIL: Red Devil is still a privately-owned family business with state-of-the-art manufacturing facilities in Pryor, Oklahoma. Click on the Red Devil link at the top of this page to visit our Brand Store.

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