Auto Urinal Sanitisers. Urinal Care. Toilet Paper Dispensers. Soap and Soap Dispensers. Automatic Tap Faucets. Shower Units. For Chemical Toilets / Portable WC's / Boats / Caravans etc. Conforms to BS6424: 1984 GRADE Q.A.P.30 USE 1 part FLORAL WC FLUSH to 30 parts water.