Thetford T-278C Toilet Seat For Tecma ® Silence Plus Toilets - Bone

Upgrade or replace your RV toilet seat with the Thetford T-278C Toilet Seat, specifically designed for Tecma Silence Plus toilets. This high-quality bone-colored seat combines comfort, durability, and functionality, ensuring a hygienic and stylish RV bathroom experience.

The primary purpose of the T-278C seat is to provide a comfortable and secure seating surface while maintaining proper alignment with the Tecma Silence Plus toilet bowl. A properly fitted seat also helps reduce splashing, protects the toilet from damage, and contributes to a clean, sanitary environment.

Made from durable, easy-to-clean materials, the Thetford T-278C is built to withstand daily use, resist discoloration, and maintain long-term performance. Installation is simple, allowing RV owners to quickly replace worn or damaged seats and restore both comfort and functionality.

By installing the Thetford T-278C Tecma Silence Plus Toilet Seat, you ensure your RV toilet remains comfortable, hygienic, and fully operational. Ideal for both routine maintenance and aesthetic upgrades, this OEM-quality seat enhances the overall appearance and usability of your RV bathroom.

Key Features

• Genuine OEM Replacement – The official Thetford/Tecma T-278C seat for Silence Plus toilets.
• Precise Fit & Alignment – Designed to match the original hinge spacing and bowl contour of Tecma Silence Plus systems.
• Durable Construction – Heavy-duty, marine- and RV-ready materials resist cracking and staining.
• Bone Color Finish – Matches factory “Bone” Tecma Silence Plus toilets for a seamless look.
• Easy Installation – Includes proper hinge locations and mounting points for quick, secure attachment.
• Comfort-Shaped Design – Smooth edges and ergonomic curvature provide a more comfortable seating position.

Compatible Series & Models

Tecma Silence Plus Series

This seat fits all Tecma Silence Plus toilet variations, including:

• Silence Plus
• Silence Plus Short
• Silence Plus 2G
• Silence Plus Designer
• Silence Plus Compact (where equipped with the Silence Plus bowl shape)

If your toilet has the Silence Plus bowl, this is the correct OEM seat.

What This Part Does

This replacement seat:

• Restores proper seating comfort and alignment
• Replaces cracked, discolored, or damaged seats
• Maintains the upscale look and ergonomics of the Silence Plus toilet
• Ensures a secure, stable sitting surface with factory hinges

Installation Notes

• Uses existing hinge mounting holes—no drilling needed.
• Remove old hinge caps and bolts; attach seat to the hinge bracket.
• Clean rim area before installation for optimal fit.
• Takes approximately 5–10 minutes with basic tools.

Frequently Asked Questions

Is this an OEM Tecma replacement seat?

Yes. The T-278C is the genuine factory replacement seat for Tecma Silence Plus toilets.

How do I know if it fits my toilet?

If your toilet is a Silence Plus model—or your current seat is labeled T-278C—this is the correct replacement.

Does this include the lid?

Yes. The seat and lid come as a complete assembly.

Is the color “Bone” the same as “Beige” or “Off-White”?

Bone is Tecma’s warm, cream-toned off-white color. It matches all Silence Plus units originally sold in Bone.

Can this be used on RVs and boats?

Absolutely. Tecma toilets are commonly used in Class A motorhomes, fifth wheels, yachts, sailboats, and luxury coaches.