Hamworthy Heating Limited products

The new Dorchester DR-FC Evo range of condensing water heaters from Hamworthy replaces the DR-FC range and brings with it even higher outputs, significant performance improvements and seasonal efficiencies up to 107% nett for commercial water heating applications. The DR-FC Evo range consists of 7 models with continuous outputs from 596 to 2333 litres/hour, based on a 44°C temperature rise and storage capacities range from 227 to 504 litres. Two or more Dorchester water heaters can be installed where there is demand for larger loads.

There are 7 models in the Dorchester DR-LA range with continuous outputs from 621 to 2105 litres/hour, based on a 44c temperature rise. Storage capacities range from 264 to 374 litres. Two or more water heaters can be installed in a modular configuration where there is demand for larger loads. The DR-LA is fitted with an atmospheric burner with fully automatic controls utilising hot surface ignition. The water heaters are suitable for firing natural gas or LPG, and have volt free contacts fitted as standard. The pre-wired control panel includes on/off switch, control thermostat, power indicator, lockout indicator and reset button.

The Dorchester DR-RS range is designed to operate as a room sealed system, making it particularly suited to applications where a conventional flue is impractical, or where the heater is be located closer to point of use. Units are available with either vertical or horizontal flue arrangements using twin duct or concentric flue systems. Consisting of 5 models with continuous outputs from 517 to 1965 litres/hour, the DR-RS is based on a 44c temperature rise. Storage capacities range from 265 to 324 litres. Two or more water heaters can be installed where there is demand for larger loads.