Dometic Furnace Exhaust Adapter - Fits DSF/CF Series - Part# 33172

DometicSKU: 33172
Added to catalog: March 10, 2026
Last product update: June 6, 2026 at 5:10 AM
Last in stock: Apr 15, 2026

Sale price$95.99 Regular price$152.62
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The Dometic furnace exhaust adapter (Part# 33172) is a critical connection component that directs heated exhaust safely away from your RV's heating system. This adapter fits Dometic DSF and CF series furnaces and ensures proper venting to prevent carbon monoxide buildup inside your living space. If your furnace exhaust is loose, cracked, or missing, this OEM replacement adapter restores safe operation.

Key Features

  • OEM Dometic replacement part for DSF and CF series furnaces
  • Secure exhaust venting connection prevents interior gas leaks
  • Durable construction designed for high-temperature exhaust flow
  • Direct fit replacement — no modifications required
  • Essential safety component for proper furnace operation

Technical Specifications

Specification Details
Part Number 33172
Manufacturer Dometic
Compatible Series DSF, CF Series Furnaces
Application Furnace Exhaust Venting

Frequently Asked Questions

Q: How do I know if my furnace exhaust adapter needs replacement?
A: Signs include visible cracks or damage to the adapter, loose connections at the furnace outlet, exhaust smell inside the RV, or if the adapter is completely missing. A damaged adapter compromises safety and heating efficiency.

Q: Will this adapter fit my specific Dometic furnace model?
A: This part is designed for Dometic DSF and CF series furnaces. Check your furnace model number on the unit itself or your RV documentation to confirm compatibility before ordering.

Q: Is this an OEM Dometic part or an aftermarket replacement?
A: This is a genuine OEM Dometic part, ensuring exact fit and proper performance with your furnace system. OEM parts are always recommended for safety-critical components like exhaust adapters.

Why Choose Elkhart RV Parts

We specialize in hard-to-find Dometic RV replacement parts and ship directly from Elkhart, Indiana — the RV capital of the world. Every part we sell is genuine OEM Dometic equipment backed by expert customer support to help you get your RV heating system running safely and reliably.

100% Authentic OEM Parts

Factory-Fresh OEM Parts — the same brands installed in new RVs straight from Elkhart. Genuine, name-brand components made to order — never generic, never outdated. Sourced directly from the original RV manufacturers for perfect fit and factory-level quality.

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