Feature●The materials used for making high quality rubber sealings were replaced by the tri-ethylene/ acrylic elastomer. Which means No leakage, No cracking, No odor, Longer working time●Replacement for Dometic 300, 310 and 320 series RV toilet seal.●Toilet Valve Included: Accessory flange kit for installation .●Brand-new; Quick delivery; Professional MFG; High quality material; Easy installation.You might be able to fix your problem without visiting your local auto shop, saving both time and money.●For any reason, if you are not satisfied with your purchase, please contact us directly. We offer a years guarantee.Description