Diesel Heater Adapter with Magnetic Flange, 3"/ 3.5" Through-Pipe Port for RV Campers, Secure Duct Connector for Tent Heating (3 inches)

Upgrade your RV or camping gear with our magnetic flange diesel heater adapter kit. Designed for outdoor enthusiasts who need reliable temperature control, these 3-inch or 3.5-inch through-wall adapters allow you to quickly and safely connect diesel heaters or air conditioners to tents, campervans, or trailers. Magnetic mounting ensures a secure attachment to metal surfaces without tools, while the included backplate provides a permanent installation option for wood or composite wall panels. Whether you're winter camping or summer road tripping, this duct connector offers versatile performance.

• Universal Pass-Through Design: This diesel heater adapter creates a quick and secure duct connection for heating or cooling. The male port fits your chosen duct size, ideal for diesel heater setups and portable AC units
• Flexible Application for Camping & More: Connect your diesel heater or air conditioner to a camper, RV, or tent without sharing the same space
• Instant Mounting: The magnetic duct flange holds firmly in place on metal surfaces and connects instantly when needed. It provides a reliable seal and stable fit for continuous airflow during use
• Easy RV Installation with Back Plate: This magnetic adapter kit includes a back plate for simple inside mounting. Secure the flange to your camper wall quickly with minimal tools for a professional-looking setup
• Travel-Ready Bolt with Protective Cap: A bolt and cap are included to seal the port during travel. This prevents dust and drafts from entering, keeping your RV or tent clean and comfortable when the system is not in use