18″ Round A Collar Crimped 18-313SE Galvanized HVAC Duct Fitting

SKU: 18-313SE

Weight	3 lbs
Condition	New
Manufacturer Part Number	18-313SE

$11.78

In stock — available to order.

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Quantity	Unit price	Saving
1–4	$11.78	0%
5–9	$11.19	5%
10+	$10.60	10%

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18" Round A Collar Crimped 18-313SE Galvanized HVAC Duct Fitting

Specifications & product details

Overview

This 18" Round A Collar Small End (MFG# 18-313SE) is designed for secure connections in commercial and residential HVAC duct systems.

The factory-crimped end allows for easy slip-fit installation into standard 18-inch round duct. Constructed from corrosion-resistant galvanized steel, this collar ensures long-lasting durability in air distribution applications.

Product

Features:

18" Round Diameter
Small End (A Collar Style)
Pre-Crimped for Quick Installation
Galvanized Steel Construction
Professional HVAC Grade Component
Ideal For:
Round duct connections
HVAC supply and return air systems
Commercial ventilation systems
Retrofit and new installations
Compatible With:
18" Rigid Round Metal Duct
18" Flexible Insulated Duct
Standard HVAC trunk lines
Reliable, easy-to-install duct collar for professional HVAC applications.

Product details

Part / SKU	18-313SE

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Shipping & availability

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