🔥 Diesel Heater Adapter (Single · 3″)

3″ single-hose adapter for diesel heater intake or exhaust routing

This adapter allows a standard 3″ diesel heater hose to be routed cleanly through one opening of the Trail Breeze™ / eleVENT™ Modular Window Vent System.

It’s a common first-purchase option for customers running diesel heaters in campers, vans, and overland vehicles.

What This Adapter Does

Connects a 3″ diesel heater hose to one vent opening
Provides a secure, purpose-built interface
Eliminates cracked windows and improvised seals

What’s Included

3″ diesel heater adapter ×1

(Trail Breeze window system sold separately.)

Compatibility

Most standard 3″ diesel heater hose systems
Trail Breeze™ / eleVENT™ Modular Window Vent System

One adapter is used per hose.
(Most diesel heater setups use a single hose.)

Safety Notes

Always follow heater manufacturer ventilation guidelines
Never operate combustion heaters without proper airflow

Expansion

Additional adapters, inserts, and accessories are available under Accessories & Expansion.