Dometic RV Refrigerator Freezer Door Seal - Onyx - 144" - Part# B3108057NR

DometicSKU: B3108057NR.144
Added to catalog: March 11, 2026
Last product update: June 16, 2026 at 8:53 PM
Last in stock: Apr 15, 2026

Sale price$382.99 Regular price$608.95
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Keep your Dometic RV refrigerator running efficiently with this genuine OEM door seal. This 144-inch onyx gasket creates an airtight seal around your fridge and freezer doors, preventing cold air loss and reducing energy consumption. Essential for maintaining proper temperature control and preventing food spoilage during your travels.

Key Features

  • Genuine Dometic OEM replacement part
  • 144-inch length fits multiple Dometic refrigerator models
  • Onyx color matches factory specifications
  • Creates airtight seal to prevent cold air leakage
  • Easy installation without special tools
  • Durable rubber construction withstands temperature fluctuations

Technical Specifications

Part Number B3108057NR
Length 144 inches
Color Onyx
Type Door Seal/Gasket
Application Dometic RV Refrigerators
Material Rubber

Frequently Asked Questions

Q: How do I know if my door seal needs replacement?
A: If you notice frost buildup around the refrigerator door, feel cold air escaping, or see condensation inside the fridge, your seal is likely worn. A visible crack or hardening of the rubber gasket also indicates replacement is needed.
Q: Is this seal compatible with my Dometic model?
A: This 144-inch seal fits many Dometic refrigerator models. To confirm compatibility, check your RV's refrigerator model number against our compatibility chart or contact our expert support team.
Q: How difficult is installation?
A: Installation is straightforward. Most seals simply peel away from the door frame and the new gasket adheres in place. No special tools or professional installation required. Refer to your Dometic manual for specific instructions.

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, ensuring perfect fit and reliable performance. Our expert support team is ready to help you find the exact part you need for your RV.

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 Genuine, name-brand components made to order — never generic, never outdated.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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