Dometic RV Toilet Seal Kit 3'' Flange for 300/310/320 Series | 3-in-1 repair kit replaces 385345892 385311658 385311652, leak-proof seal & 3'' flange for Dometic 300/310/320 RV toilets

Upgrade your RV toilet maintenance with the TYHI RV Toilet Seal and 3'' Floor Flange Kit, the ultimate all-in-one solution for repairing and replacing worn-out sealing parts of Dometic 300/310/320 series toilets. Designed to meet the strict demands of RV owners, camping enthusiasts and road trip lovers, this kit eliminates the hassle of finding mismatched parts and ensures a tight, long-lasting seal for your RV bathroom.

• This RV toilet seal and flange kit is specially designed for Dometic 300/310/320 series toilets, directly replacing OEM parts 385345892, 385311658 and 385311652. It perfectly matches the original size and structure, solving common sealing issues such as water leakage, odor overflow and poor fitting of RV toilets efficiently.
• Our combo kit includes 1 piece 3'' RV toilet floor flange, 1 base seal (385311652), 1 flush seal (385311658) and a complete set of mounting bolts & hardware. No need to purchase separate parts, one kit meets all your RV toilet sealing and replacement needs, saving time on selection and matching.
• The RV toilet floor flange is made of high-strength ABS plastic, which is sturdy, crack-resistant and not easy to deform. The toilet seals are crafted from high-density composite rubber material, featuring excellent wear resistance, corrosion resistance and aging resistance, adapting to the harsh outdoor and humid environment of RVs.
• Installation is simple and requires no professional tools or plumbers. Just turn off the water source, remove the old flange and seals, clean the installation area thoroughly, then fix the new flange and seals with the included bolts, and test for leaks. Even beginners can complete the replacement quickly.
• The precision-molded seals fit tightly with the toilet base and floor flange, forming a reliable sealing barrier to prevent sewage leakage, unpleasant odors from spreading and water seepage. It keeps your RV bathroom clean and fresh, avoiding troubles during camping and road trips.