Collection: Plumbing

The full water system for a van build: wheel well, undercarriage, and spare tire water tanks for the Sprinter, Transit, and ProMaster, plus the cabinets that house them, an undermount sink with folding faucet, a shower port system, a 12V/110V water heater, and composting and dry flush toilets.

Tanks are shaped to dead space the van already has, around the wheel wells, under the floor, and in the spare tire well, so you gain fresh water capacity without giving up living area. Each tank is made for a specific vehicle and a specific side, so check fitment on the product page before ordering.

Shopping by vehicle? The tanks are grouped under Sprinter, Transit, and ProMaster Water Tanks.