10″ Gray Double Quad Damper #314DQ HVAC Round Duct Fitting Air Control

SKU: 4G8665

Weight	2 lbs
Dimensions	12 × 12 × 8 in

$9.26

In stock — available to order.

Sold individually. Each quantity ordered is one unit. Kits are one complete kit; products sold by length use the stated length unit.

Same-item volume pricing

Quantity	Unit price	Saving
1–4	$9.26	0%
5–9	$8.80	5%
10+	$8.33	10%

Estimate for this quantity before shipping. Tax display follows store settings. Existing cart quantities can increase the tier. Only one offer applies; a coupon replaces automatic pricing. For 20+ units, contact support for a quote.

Available to order.

Bulk quantity & quote

Quantity needed

Enter the total quantity you need. We will confirm availability and a quote before you order.

Need a firm ship date? Availability may include supplier stock. Confirm availability before ordering for time-sensitive work.

10" Gray Double Quad Damper #314DQ HVAC Round Duct Fitting Air Control

Specifications & product details

Overview

Upgrade your HVAC system with this MFG# N/ADouble Quad Damper by GRAY, engineered for reliable airflow regulation in round duct systems. Ideal for professionals managing ventilation in residential or commercial buildings, this galvanized steel damper features a rugged double quad blade design that delivers efficient air control and long-term durability.

The integrated manual handle allows precise adjustment of air volume, making it perfect for air distribution balancing. Constructed from galvanized steel, it resists rust and corrosion, making it a dependable choice for demanding environments.

Key Features

Compatible with 10" round duct systems
Durable galvanized steel constructionAdjustable manual lever for precision airflow controlDouble quad blade improves sealing and airflow regulation
Ideal for commercial or residential HVAC ventilation systemsCommonly used in supply or return air ductsPair it with: Flexible ducting, duct elbows, air diffusers, or register boots for a complete airflow setup.

Product details

Part / SKU	4G8665

Package includes

10" Gray Double Quad Damper #314DQ HVAC Round Duct Fitting Air Control

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

Compatibility & part-number help

Match the manufacturer part number and equipment model to the listing. Check connection sizes, fuel type, pressure or capacity, voltage and dimensions where applicable. A similar appearance or part number alone does not confirm compatibility.

For help, send a parts inquiry with the part number, equipment model, label photos and quantity. Manufacturer documents and item-specific information, when supplied, are in the product details above.

Shipping & availability

Availability may include our inventory and supplier sources. Listed stock does not by itself confirm immediate dispatch. Ask us to confirm a ship date before ordering for time-sensitive work.

Shipping methods and charges appear at checkout where available. Freight, oversized and specially handled items may require a quote. See our Shipping Policy for processing periods, restrictions and delivery information.