Gray North 18×8 Galvanized HVAC Trunk Duct End Cap Set-In 18″x8″

SKU: 18X8-187SETSD

Weight	3 lbs
Condition	New
Manufacturer Part Number	18X8-187SETSD

$17.88

In stock — available to order.

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Quantity	Unit price	Saving
1–4	$17.88	0%
5–9	$16.99	5%
10+	$16.09	10%

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Gray North 18x8 Galvanized HVAC Trunk Duct End Cap Set-In 18"x8"

Specifications & product details

18″ x 8″ Galvanized Steel Set-In Trunk Duct End Cap

This 18×8 rectangular HVAC trunk duct end cap is designed to securely seal the end of standard rectangular duct runs in forced air systems.

Manufactured from durable galvanized sheet steel, this set-in style cap provides a clean, professional tenation while maintaining system efficiency and airflow integrity.

Specifications:

Size: 18″ x 8″
Style: Set-In End Cap
Material: Galvanized Steel
Brand: Gray North
MFG#: 18X8-187SETSD
REM#: 8H486

Applications:

Main trunk line tenation
Supply and return duct sealing
Residential HVAC installs
Commercial mechanical systems

Key Benefits:

✔ Corrosion-resistant galvanized finish
✔ Secure set-in fit for standard rectangular duct
✔ Prevents air leakage at trunk tenation
✔ Contractor-grade sheet metal construction

Perfect for HVAC contractors, sheet metal shops, and mechanical installers.

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