Thetford’s Duo Tank Cleaner is a concentrated periodical cleaner that removes scale, encrusting and grease deposits from the waste-holding tank and grey water tank. The best part? No scrubbing required, so the hard work is done for you! Thetford has a proactive Environment, Health and Safety policy and all their Toilet Care Products, which are developed and tested in their own laboratories, meet the strictest environmental requirements. .
