Opens in a new tab
Free standard shipping on eligible US orders $500+

Therm-O-Mfg 16″ Return Air Panning Joint Connector 16348-BOX

SKU: 16348-BOX
Weight 1.5 lbs
Dimensions 8 × 8 × 8 in
Condition

New

Manufacturer Part Number

16348-BOX

Brand

Therm-O-Mfg Inc.

$1.74

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
QuantityUnit priceSaving
1–4$1.740%
5–9$1.655%
10+$1.5710%

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

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

Request this quantity →

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

Processing times & shipping information

Therm-O-Mfg Reflexitx 16″ Return Air Panning Joint Connector – MFG# 16348-BOX

The Reflexitx Return Air Panning Joint Connector is designed to connect 16″ return air panning panels between floor joists, creating an efficient and lightweight return air duct system.

Manufactured from durable molded plastic, these connectors securely join panning panels and simplify installation without the need for sheet metal fabrication.

Ideal for residential return air systems using floor joist cavities as duct pathways.


Product Features:

  • Designed for 16″ return air panning systems

  • Molded plastic construction

  • Lightweight and easy to install

  • Reduces labor and installation time

  • Compatible with Reflexitx Return Air Panning panels

  • Suitable for I-joist and standard joist construction


Ideal Applications:

✔ Residential HVAC return air systems
✔ New construction
✔ Retrofit installations
✔ Joist cavity return air setups

These connectors are used to join panning panels quickly and securely, eliminating the need for custom sheet metal duct fabrication.

Perfect for HVAC contractors, installers, and builders.

Important Notice – Propane Parts, Accessories, and Regulators

This product, including but not limited to propane parts, accessories, fittings, hoses, valves, and regulators, must be installed and serviced by a licensed professional in accordance with all applicable local, state, and federal codes, regulations, and standards.

The seller assumes no responsibility for the installation, inspection, application, maintenance, or use of this product.

It is the sole responsibility of the buyer to ensure the product is appropriate for their intended application and that it is installed correctly by a qualified individual.

Improper installation, maintenance, or use of propane products may result in serious injury, death, fire, explosion, or property damage.

The buyer accepts all risks, liabilities, and potential consequences associated with the use of this product.

By purchasing this item, the buyer acknowledges that they have read, understood, and agreed to these terms and confirm that installation and use will be conducted by a properly licensed and qualified professional.

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.

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.

Explore related products

More products in this category. Compare specifications and fit for your application.