Hardcast 1403-181BFX Foil-Grip 3″x100′ UL181 HVAC Duct Seal Tape

Name: Hardcast 1403-181BFX Foil-Grip 3"x100' UL181 HVAC Duct Seal Tape
SKU: 309780
Price: 78.22 USD
Availability: InStock

SKU: 309780

$78.22

Only 1 left in stock

Same-item volume pricing

Quantity	Unit price	Saving
1–4	$78.22	0%
5–9	$74.31	5%
10+	$70.40	10%

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Product Description

Overview

Hardcast Foil-Grip™ 1403-181BFX – 3" x 100' UL181BFX Duct Seal Roll

The Hardcast Foil-Grip™ 1403-181BFX is a UL181BFX listed pressure-sensitive rolled mastic sealant engineered for professional HVAC duct sealing applications.

Designed with a high-performance 40-year cycle butyl adhesive, this foil-backed duct seal provides instant weather-resistant grip and long-term air sealing performance. It bonds aggressively to sheet metal, duct board, flex duct, PVC coated duct systems, and vapor barrier materials.

Key Features

• 3" x 100' roll• UL181BFX listed for flexible air ducts• Pressure-sensitive butyl adhesive• Foil-backed rolled mastic• Long-term durability• Excellent weather resistance• Flexible and conformable

Applications

• Sealing duct joints & seams• Sheet metal duct connections• Flex duct installations• Duct board sealing• Vapor barrier sealing
This professional-grade HVAC duct sealing product is widely used by contractors for airtight system performance and code-compliant installations.

Product details

Part / SKU	309780

Package includes

Hardcast 1403-181BFX Foil-Grip 3"x100' UL181 HVAC Duct Seal Tape

Included components and any stated pack quantity are as described in this listing. Optional accessories shown separately are sold separately unless expressly included above.