The Dometic Door Vent Assembly Kit (Part# 31808) is a genuine OEM replacement component designed for Atwood and Dometic RV furnaces. This 0.750-inch vent assembly ensures proper combustion air intake and exhaust ventilation for safe, efficient furnace operation. If your existing door vent is damaged, corroded, or missing components, this complete kit restores proper airflow and prevents dangerous exhaust backdraft.

Key Features

• Complete Assembly Kit: Includes all necessary components for a proper door vent installation
• 0.750-Inch Design: Precision-sized for exact fit on compatible Atwood/Dometic furnace models
• Genuine OEM Quality: Factory-spec part ensures proper fit, function, and safety compliance
• Critical Safety Component: Maintains proper combustion air supply and prevents carbon monoxide buildup
• Durable Construction: Built to withstand temperature extremes and outdoor RV conditions
• Direct Replacement: Installs using existing mounting points with no modifications required

Technical Specifications

Part Number	31808
Vent Diameter	0.750 inches
Component Type	Door Vent Assembly Kit
Application	RV Furnace Combustion Air/Exhaust
Brand Compatibility	Atwood/Dometic Furnaces

Compatibility Information

This door vent assembly is designed for specific Atwood and Dometic furnace models requiring a 0.750-inch vent opening. Before ordering, verify your furnace model number and existing vent diameter to ensure proper fit. The vent assembly is typically located on the exterior furnace access door.

Frequently Asked Questions

How do I know if I need to replace my furnace door vent?

Replace your door vent if you notice visible damage, corrosion, missing components, soot buildup around the vent area, or if your furnace fails to ignite properly. A damaged vent can restrict airflow and create unsafe operating conditions.

What's included in this assembly kit?

This is a complete door vent assembly kit with all components needed for installation. The kit includes the vent housing and necessary hardware for mounting to your furnace door.

Can I install this myself or do I need a technician?

Many RV owners with basic mechanical skills can replace a furnace door vent. However, because this is a critical safety component affecting combustion and exhaust, we recommend having a qualified RV technician perform the installation and verify proper operation afterward.

Will this fit my Suburban furnace?

No, this part is specifically designed for Atwood and Dometic furnace models. Suburban furnaces use different vent assemblies. Always verify compatibility with your specific furnace brand and model before ordering.

Why Choose Elkhart RV Parts?

Based in Elkhart, Indiana — the RV Capital of the World — we specialize in hard-to-find Dometic and Atwood furnace parts that other suppliers don't stock. We ship genuine OEM components fast, so you can get your furnace back to safe operation quickly. Our team understands RV heating systems and can help you identify the exact part you need. When it's a critical safety component like a furnace vent, trust the experts who know Dometic parts inside and out.