The DS40GW Hot Rock Tank, designed to work with D.S. Stovess wood and coal boilers, has a 40 gallon hot water storage capacity and is rock lined.
The unit is 16″ round and 55″ tall, with 1″ connections for circulating hot water.
Manufacturer: D.S. Stoves
Unit Dimensions: 16″ x 16″ x 55″