385311658 RV Toilet Flush Ball Seal, Fits for Dometic 300/310/320. High-Grade Leak-Proof Rubber Flush Ball Gasket for Odor Control & Water Tight Seal

【Compatibility】 Designed specifically for RV Toilets, compatible with models: 300 / 310 /320 CAUTION: DOES NOT FIT 210, 510 or Other Models Not Mentioned 【Features】 Our seals are made of high-quality rubber blend for optimal performance and a long-lasting lifespan It is easy to replace and it keeps the water in place and the stink out 【Installation Steps】 1)Turn off water supply 2)Hold the flush ball open by depressing the flush pedal 3)Grasp the underside of the old seal and pull towards you to remove 4)Clean the rim and bowl area where the old gasket previously sat 5) Release flush pedal and allow the flush ball to close 6)Clean the flush ball 7)With the flush ball closed, put the new seal in and press outwards to ensure that it is firmly in place 8)Reopen the flush ball and spread a lubricant in the areas where the gasket will contact the flush ball 9)Open and close the flush ball several times, then press down on the gasket to ensure it is properly positioned 10)Turn on the water supply, add water to the bowl and ensure that there are no leaks

• Product Dimensions: Outer Diameter: 4"; Inner Diameter: 2.75"; Thickness: 0.2"
• Replacement for: The RV toilet seal is fit for Dometic 300/310/320 and trailer toilets, intended to replace the flush ball seal kit #385311658. DOES NOT FIT MODELS: 210, 510, or unspecified models
• High quality material: 385311658 RV toilet seal kit is manufactured with premium grade rubber blend, use original device to make molds making gasket fit perfectly. strong sealing, wear resistance and long life characteristics. Easily solve the problem of water leakage, so you can travel without worry
• Easy to install: 1, Turn off the water supply; 2, remove the old flush ball(no disassembly required of the toilet); 3, install the new one in the same place.note that the "THIS SIDE UP" side is facing up ; 4, ensuring it's seated in fully, check for leaks
• This RV toilet seal parts can fix the odor and water leakage problems caused by the broken original rubber gasket, and keep the water in place and discharge the peculiar smell, so as to achieve a better flushing effect, providing you with a clean RV toilet environment