Air Handler Return Box 20×22.5×18 Fits B6 Series Gray South

SKU: 20X2212X18-317FCIN8

Weight	45 lbs
Condition	New
Manufacturer Part Number	20X2212X18-317FCIN8
Brand	Gray South

$205.26

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	$205.26	0%
5–9	$195.00	5%
10+	$184.73	10%

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Air Handler Return Box 20x22.5x18 Fits B6 Series Gray South

Specifications & product details

20″ x 22-1/2″ x 18″ Air Handler Return Box – Fits B6 Series

This galvanized steel air handler return box is designed specifically to fit B6 Series air handlers (B width configuration). Built for professional HVAC installations, this return plenum box provides a secure and properly sized connection point for return air ductwork.

Ideal for new system installations, air handler replacements, and HVAC retrofits.

Specifications:

Dimensions (W x D x H): 20″ x 22-1/2″ x 18″
Compatible Series: B6
Width Configuration: B Width
Construction: Galvanized Steel
Manufacturer: Gray South
MFG#: 20X2212X18-317FCIN8

Key Benefits:

✔ Designed for proper B6 air handler fitment
✔ Durable galvanized steel construction
✔ Professional-grade HVAC component
✔ Suitable for residential and light commercial systems

Perfect for HVAC contractors and mechanical installers.

Compatibility & part-number help

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Shipping & availability

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