1、Applicable Models: RV toilet seal kit is fit for Thetford Aqua Magic IV V High and Low Hand Flush Fresh Water Permanent Toilets. Please confirm whether your model is applicable before buying. 2、OE Number: The part number of reference is 12524, please confirm whether it is consistent with the OE you need. 3、High Sealing Performance: RV toilet flange seal kit is made of high grade material to ensure excellent sealing performance, effectively preventing odor leakage and ensuring comfort during use. 4、Rugged Construction: RV toilet flange seal replacement kit is made of premium material, which is hardness, reliable, sturdy and durable and has a long service life. 5、Perfect Fit: RV toilet floor flange seal meets or exceeds OEM specifications to ensure form and function match original equipment, direct replacement installation.