The Thetford 33027 Blade Seal is a genuine replacement part designed for Aqua Magic IV RV toilets, including both high-profile and low-profile models. This seal ensures a tight, leak-free connection within the toilet’s waste system, preventing leaks, odors, and inefficient flushing.

If your Aqua Magic IV toilet is experiencing leaks, poor flushing, or a compromised seal, installing the 33027 Blade Seal restores proper operation and water-tight performance. Manufactured to Thetford’s high-quality standards, the blade seal is durable, easy to install, and engineered for a precise fit.

Maintain the hygiene, reliability, and efficiency of your RV toilet with the Thetford 33027 Blade Seal — an essential component for smooth, leak-free operation in Aqua Magic IV toilets. 

Features & Benefits

• Genuine Thetford replacement part for Aqua Magic IV toilets
• Maintains proper flap/valve seal to prevent leaks
• Improves flushing efficiency and water conservation
• Durable material for long-lasting performance
• Easy to install with basic tools — no plumbing expertise required

Fits These Models

• Thetford Aqua Magic IV RV Toilets
• Models requiring Thetford 33027 Blade Seal

Always verify your toilet model to ensure proper fit.

Common Issues Solved

• Water leaking around the toilet blade/flap
• Weak or incomplete flush
• Flap sticking or misaligned
• Toilet doesn’t seal properly after flushing

FAQ

Q: How do I know if I need the 33027 Blade Seal?
A: If your Aqua Magic IV flap leaks, sticks, or doesn’t close completely, replacing the blade seal will restore proper function.

Q: Is this part easy to install?
A: Yes! The 33027 Blade Seal is designed for simple replacement with minimal tools.

Q: Will the 33027 fit all Aqua Magic IV toilets?
A: It fits all models that require the 33027 Blade Seal. Always check your toilet model before ordering.