Name: Garvin Industries 4" Square Plenum Extension Ring, 1-1/2" Deep, Drawn, With Conduit Knockouts, Stainless Steel
Brand: Garvin Industries
SKU: GI-53151-SVTSS
Price: 67.05 USD
Availability: InStock

Description

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Description

The Garvin Industries 4" Square Plenum Extension Ring, 1-1/2" Deep, is a reliable solution for expanding wiring capacity in plenum-rated spaces. Crafted from durable stainless steel with airtight knockouts, this extension ring is designed for quick installation onto existing boxes, making it a favorite for both new and retrofit projects.

Key Features and Benefits

Drawn construction ensures strength and durability
Airtight knockouts help maintain plenum integrity
Bottom mounting slots allow fast and easy installation
316 stainless steel resists corrosion in harsh environments
Expands box capacity without removing existing wiring or conduit
UL Listed for safety and code compliance

Specifications

Size: 4" square
Depth: 1-1/2"
Material: Stainless steel
Construction: Drawn with conduit knockouts
Certifications: UL Listed

Common Uses

Perfect for air-plenum wall or ceiling installations where additional wiring capacity is needed for lighting fixtures, switches, receptacles, or other devices. Ideal for commercial, industrial, and institutional settings requiring code-compliant plenum solutions.

Details

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Delivery & Returns

Shipping & Delivery

We ship orders using the most appropriate delivery method based on the size, weight, and quantity of the items in your cart.

Small and standard items typically ship via UPS or FedEx.
Larger or heavier orders may ship via LTL freight.
Oversize items may require freight or special truck delivery.
Delivery method details are shown on the product page when available.

All orders ship from U.S. warehouse locations unless otherwise noted. Once your order ships, tracking information is provided by email.

Estimated lead times are shown on the product page when available. If an item is build-to-order or subject to extended lead times, this will be noted prior to checkout.

If your order requires freight delivery, our team will coordinate shipment details as needed.

Returns & Refunds

Returns are accepted on most standard items in new, unused condition.

Return eligibility may vary by product and manufacturer.
Some items may be subject to restocking fees or manufacturer return policies.
Custom, made-to-order, non-cancellable and non-returnable (NCNR), or special order items may not be eligible for return.
Return requests must be submitted prior to sending items back.

Refunds are issued after returned items are received and inspected. Original shipping charges are non-refundable unless otherwise stated.

Need help before ordering?

If you have questions about delivery, lead time, or return eligibility for a specific product, our team is available to help before you place your order.

Call (888) 548-6387 or contact us and we'll confirm the details for your item.

Garvin Industries 4" Square Plenum Extension Ring, 1-1/2" Deep, Drawn, With Conduit Knockouts, Stainless Steel

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By Garvin Industries

Garvin Industries 4" Square Plenum Extension Ring, 1-1/2" Deep, Drawn, With Conduit Knockouts, Stainless Steel

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