How to Install a Toilet Flange Sealing Ring with Check Valve

Product Description (Image & Text Version)

Toilet Flange Sealing Ring with 3-Layer Odor-Blocking Check Valve

Key Features

• 3-layer odor-blocking check valve stops sewer gases and backflow
• Thick, durable sealing outlasts standard wax rings
• Universal size fits most standard toilets
• All-in-one kit for easy installation

Installation Steps

1. Prepare

   Turn off water, empty the toilet, disconnect the hose, and remove the old toilet.
2. Clean the drain

   Remove the old seal and wipe away dirt, residue, and old wax.
3. Install the new seal

   Place the 3-layer check valve flange seal centered over the drain, with the check valve facing upward.
4. Reinstall the toilet

   Lower the toilet onto the seal, align the bolts, and press firmly to compress.
5. Secure & test

   Tighten bolts evenly, reconnect water, and flush to check for leaks or odors.

Why Choose This Seal

• Stronger anti-backflow: 3-layer check valve closes automatically to stop sewage backup
• 3-layer odor protection: Blocks unpleasant smells more effectively than standard designs
• Longer service life: Thick, flexible material resists cracking and wear
• Easy DIY installation: No extra parts or professional help needed

Suitable For

• Bathrooms with persistent sewer odors
• Low-floor or older homes prone to backflow
• Toilet replacement or renovation
• Long-lasting, low-maintenance sealing