Dometic 385311719 Toilet Mounting Adapter Kit – White – 4 Bolt to 2 Bolt RV Toilet Conversion Adapter

Convert your existing 4-bolt RV toilet flange to a modern 2-bolt toilet mounting configuration with the Dometic 385311719 Toilet Mounting Adapter Kit. Designed for use with Dometic 300, 310, and 320 series RV toilets, this adapter kit makes it easy to replace older SeaLand and Dometic 4-bolt toilets with newer 2-bolt models without major floor modifications.

The Dometic 385311719 adapter installs over the existing 4-bolt flange and creates a standard 2-bolt mounting pattern, allowing compatible modern RV toilets to install securely and properly. This kit is commonly used when replacing older SeaLand, Traveler, Concerto, and Magnus Opus toilets with newer Dometic gravity-flush models.

Finished in white, this mounting adapter kit includes mounting hardware and installation instructions for a straightforward installation process.

Features & Benefits

• Converts 4-bolt toilet flanges to modern 2-bolt configuration
• Designed for Dometic 300, 310, and 320 series toilets
• Commonly used when replacing older SeaLand and Dometic toilets
• Allows installation of newer 2-bolt RV toilets on existing 4-bolt flanges
• Helps reduce floor modification requirements
• White finish
• Includes mounting hardware
• Installation instructions included
• Durable mounting adapter construction
• Ideal for RV toilet upgrade projects

Specifications

Manufacturer: Dometic
Part Number: 385311719
Product Type: Toilet Mounting Adapter Kit
Color: White
Mounting Conversion: 4-Bolt to 2-Bolt
Compatible Toilet Series: Dometic 300 / 310 / 320 Series
Hardware Included: Yes
Installation Instructions Included: Yes
Application: RV / Motorhome / Camper / Marine

Common Applications

The Dometic 385311719 adapter kit is commonly used for:

• Replacing older SeaLand 4-bolt toilets
• Replacing Magnus Opus toilets with modern 2-bolt toilets
• Installing Dometic 310 toilets on older 4-bolt flanges
• Installing Dometic 320 toilets on older 4-bolt flanges
• RV bathroom renovation and upgrade projects

Why Use a 4 Bolt to 2 Bolt Adapter?

Many older RV toilets used a classic 4-bolt mounting system, while many newer Dometic gravity toilets use a 2-bolt mounting configuration. This adapter allows RV owners to upgrade to newer toilet models without replacing the existing floor flange or making major bathroom modifications.

Frequently Asked Questions

What does this adapter do?

This adapter converts an older 4-bolt toilet flange into a standard 2-bolt mounting pattern for compatible newer RV toilets.

What toilets is this adapter compatible with?

The Dometic 385311719 is commonly used with Dometic 300, 310, and 320 series RV toilets.

Can this adapter be used to replace a Magnus Opus toilet?

Yes. This adapter is commonly used when replacing older SeaLand and Magnus Opus 4-bolt toilets with newer 2-bolt Dometic toilets.

Does this kit include mounting hardware?

Yes. Mounting hardware and installation instructions are included.

What color is this adapter?

This version is white. Bone versions are also available.