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3-to-4-Inch Diesel Heater Tent Adapter with 360-Degree Air Outlet

$34.99 (Price correct as of 10/29/2026 23:41 PDT · Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of this product.)

This diesel heater tent adapter transitions from 3-inch ducting to a 4-inch port and has a 360-degree rotating air outlet. It is listed for 2 kW to 8 kW parking heaters. Check the connection dimensions, attachment method, and compatibility with your exact heater before use.

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SKU: B0H11T5YHS Category:

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Quick Summary

This diesel heater tent adapter transitions from 3-inch ducting to a 4-inch port and has a directional outlet that rotates 360 degrees. It is listed for parking heaters in the 2 kW to 8 kW range.

Use the rotation to aim the outlet, but confirm the adapter fits your heater and shelter setup before use.

Key Details

Detail Product information and buyer relevance
Duct transition 3 inches to 4 inches. Check that these dimensions match the duct and port in your setup.
Air outlet Rotates 360 degrees to change the direction of airflow.
Listed heater range 2 kW to 8 kW parking heaters. Confirm compatibility with your exact heater.
Construction Composite material.

What to Compare Before Buying

  • Measure or confirm the duct and port dimensions; the adapter is described as a 3-inch-to-4-inch transition.
  • Check the attachment method for your setup. The product information describes friction-fit or clamp-secured installation, but does not specify which applies to every configuration.
  • Verify compatibility with your exact heater model rather than relying on the stated power range alone.

This adapter does not establish that a heater setup is safe for an enclosed shelter. Follow the heater manufacturer’s instructions for installation and operation.

Before You Decide

Confirm the 3-inch and 4-inch connection sizes, the fit with your heater, and the attachment method. Do not assume that the adapter alone makes an enclosed-space heating setup appropriate.

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