Master Plumber 215
Master Plumber 215 Contrac Foremost OEM Flapper 3" Instruction Manual
Model: 215 | OEM # PB-FLAPPER-H-3IN
Product Overview
The Master Plumber 215 Contrac Foremost OEM Flapper is a genuine Original Equipment Manufacturer (O.E.M.) plumbing replacement part designed for specific toilet models. This 3-inch flapper is an essential component for maintaining the proper function of your toilet's flushing mechanism.
It serves as a direct replacement for various toilet brands and models, ensuring compatibility and reliable performance. The Master Plumber brand is committed to providing comprehensive plumbing parts and accessories, supported by Canadian product development and engineering.

Image: The Master Plumber 215 Contrac Foremost OEM 3-inch Flapper, showing its white plastic body, blue rubber seal, and metal chain with hook.
Compatibility
This flapper is designed as a direct replacement for the following OEM part number and compatible with various toilet models:
- OEM # PB-FLAPPER-H-3IN
- Replacement for Cayla, Cato, Cadell, Clancy, Case, Essex, Calisi
- Replacement for 6005HC, 7249CE, 7637HC, Solar, Chadrick
- Replacement for Caledon, Dietrich, Elyse

Image: Retail packaging for the Master Plumber 215 3-inch flapper, displaying the brand logo, model number, and key product information in English and French.
Setup and Installation
Replacing a toilet flapper is a common plumbing task. Follow these general steps for installation. Always refer to your toilet's specific manufacturer instructions if available.
- Turn off Water Supply: Locate the shut-off valve behind or near the base of the toilet and turn it clockwise until the water flow stops.
- Flush the Toilet: Flush the toilet to drain the tank. Hold the handle down to ensure as much water as possible empties from the tank.
- Remove Old Flapper: Disconnect the chain from the flush lever arm. Unhook the old flapper from the overflow tube's ears or remove it from the flush valve base, depending on its design.
- Clean the Flush Valve Seat: Inspect the flush valve seat for any mineral deposits or debris. Clean it thoroughly with a sponge or brush to ensure a good seal with the new flapper.
- Install New Flapper: Position the new Master Plumber 215 flapper over the flush valve opening. Hook the flapper's ears onto the overflow tube's pins or attach it securely to the flush valve base.
- Attach Flapper Chain: Connect the flapper chain to the toilet's flush lever arm. Ensure there is a slight amount of slack (about 1/2 to 1 inch) in the chain when the flapper is closed. Too much tension will prevent the flapper from sealing, and too little will prevent it from opening fully.
- Restore Water Supply: Turn the water supply valve counter-clockwise to restore water to the toilet tank.
- Test Flush: Allow the tank to fill completely, then flush the toilet several times to check for proper operation and ensure there are no leaks. The flapper should open fully and then seal tightly after the flush.
Operating Instructions
The Master Plumber 215 flapper operates as an integral part of your toilet's flushing system. Its function is passive, opening to allow water to flow from the tank into the bowl during a flush and then sealing the flush valve opening to allow the tank to refill.
- When the flush handle is pressed, the lever arm pulls the flapper chain, lifting the flapper from the flush valve seat.
- Water from the tank flows into the toilet bowl, initiating the flush.
- Once the tank is sufficiently empty, the flapper's weight and the water pressure from the refilling tank cause it to fall back onto the flush valve seat, creating a watertight seal.
- The tank then refills to the appropriate water level, ready for the next flush.
Maintenance
Proper maintenance of your toilet flapper can extend its lifespan and prevent common toilet issues.
- Regular Inspection: Periodically inspect the flapper for signs of wear, cracking, or deterioration. Rubber flappers can harden or become brittle over time, leading to leaks.
- Cleanliness: Ensure the flush valve seat is clean and free of mineral buildup or debris. A dirty seat can prevent the flapper from sealing properly, causing a running toilet.
- Chain Adjustment: Check the flapper chain for proper slack. Too much slack can cause the flapper to not open fully, leading to a weak flush. Too little slack can prevent the flapper from sealing completely, causing a continuous leak.
- Avoid Harsh Cleaners: Do not use harsh chemical toilet bowl cleaners that contain bleach or other strong chemicals directly in the tank, as these can degrade the flapper material over time.
Troubleshooting
Here are common issues related to toilet flappers and their potential solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Toilet runs continuously or intermittently | Worn, warped, or dirty flapper; improper chain length | Replace flapper; clean flush valve seat; adjust chain slack. |
| Weak or incomplete flush | Flapper not opening fully; low water level in tank | Adjust flapper chain to allow full opening; check fill valve for proper water level. |
| Ghost flushing (toilet flushes on its own) | Slow leak from flapper seal | Inspect and clean flapper and flush valve seat; replace flapper if damaged. |
Specifications
| Attribute | Detail |
|---|---|
| Brand | Master Plumber |
| Model Number | 215 |
| OEM Part Number | PB-FLAPPER-H-3IN |
| Product Dimensions | 12 x 9 x 4 cm (approximately 4.7 x 3.5 x 1.6 inches) |
| Item Weight | 60 g (approximately 2.1 ounces) |
| Material | Plastic |
| Included Components | Flapper |
| Batteries Required? | No |
| Manufacturer | Masco Canada |
| Country of Origin | China |

Image: An overview of Master Plumber toilet parts, including levers, gaskets, flappers, flanges, flush valves, and fill valves, indicating the range of products available for toilet repair.

Image: A visual representation of the wide range of universal fit and OEM plumbing parts offered by Master Plumber, categorized by type such as Faucet, Toilet, Fittings, Flushometer, Supplies, Plumbing Tools, Water Heater, Sink & Drainage, Tub & Shower, and Water Supply.
Warranty and Support
Specific warranty information for the Master Plumber 215 Contrac Foremost OEM Flapper is not provided in the product details. For warranty claims or technical support, please contact Master Plumber customer service or refer to the official Master Plumber website.
You may also visit the Master Plumber Store on Amazon for additional product information and resources.
Ask a question about this manual
Ask about setup, troubleshooting, compatibility, parts, safety, or missing instructions. Manuals+ will review the question and use this page’s manual context to help answer it.