24mm diesel heater exhaust skin fitting helps route exhaust gases cleanly through a hull or panel for steadier heater operation and a neater install. Built from 316 stainless steel for corrosion and heat resistance, this straight thru-hull exhaust outlet is designed for common diesel heater setups and includes gaskets and hardware to help reduce leaks and protect surrounding surfaces.

Use this straight exhaust skin fitting when you need a durable, corrosion-resistant outlet for a diesel heater exhaust line—ideal for marine and automotive applications where vibration, moisture, and heat are common. The included gaskets are designed to support a tighter seal and cleaner pass-through, while the compact footprint keeps your setup tidy. If you’re replacing a worn fitting or planning a fresh heater install, grab yours today and finish the exhaust routing with confidence.