RV Toilet Lip Seal Compatible with Thetford Cassette Toilets Waste 4.5 inches
RV Toilet Lip Seal Compatible with Thetford Cassette Toilets Waste Tank C223-S, C223-CS, C224-CW, C-200, C-400 Porta Potti Cassette C2, C4 Replace# 23721, 33361. It is built to withstand repeated use and harsh conditions, providing a long-lasting solution to your toilet seal problem.