Dometic-Compatible Flush Ball Seal for 300/310 / 320 RV Toilets
Perfect For 300/310/320 Models: Our flush ball seals / flush ball gaskets are a perfect fit for Dometic (TM) 300, 310 and 320 RV, motorhome and trailer toilets. These flush ball seals replace Dometic (TM) flush ball seal kits # 385311658 High-Quality Material, Made to Last: Our valve seals are made from a high-quality, application-specific rubber blend for optimal performance and a long-lasting lifespan DIY Install Saves Money: Don't go out an buy a new toilet or pay someone an arm-and-a-leg to change the seal - follow our instructions below and you'll be back up-and-running in no time Does Not Fit 210, 510 Or Any Other Models Not Listed Please Note: This is an aftermarket replacement product (produced by Mission Automotive) meeting or exceeding the quality of OEM seals (based on in-house testing). We have no affiliation with or endorsement from any of the manufacturers mentioned Installation Instructions: Turn off water supply. Hold the flush ball open by depressing the flush