Dometic DHT42L Holding Tank - 42L [322601101]DHT42L Holding Tank 42L A 42 l capacity waste holding tank for marine toilets. It's leak proof, odor free and made from highly durable polyethylene (6. 3 mm wall thickness). With pre cut holes and tested fittings that can rotate, it is easy to retrofit. Features: No leaks or odors Easy to fit 2 Seperate outlets Low odor 42L Holding tank of marine toilets WARNING: This product can expose you to chemicals including ARSENIC which is known to the State of