Drain Water Heat Recovery System Cost

It pre heats the cold fresh water feeding into your water heater from 8 c to about 23 c.

Drain water heat recovery system cost.

The power pipe drain water heat recovery system is an effective way to reduce water heating costs by 20 to 40 and continue saving throughout the entire building lifecycle. The power pipe can dramatically cut water heating costs and reduce total home energy consumption by 5 10. Drain water heat recovery technology works well with all types of water heaters especially with demand and solar water heaters. Shop our selection of drain water heat recovery in the section of water heaters in the building materials department at the home depot canada.

Such a system provides a number of benefits. View pdf 332 kb. A drain water heat recovery system recovers heat from warmed drain water. Power pipe r2 120 drain water heat recovery unit.

With its fully automated control system the eccotemp 20hi ng only pulls. Drain water heat recovery systems capture lost heat from hot water going down the drain and uses it to pre heat cold water entering your water heater as illustrated in the diagram to the right. They generally have the ability to store recovered heat for later use. In a gravity film heat exchanger gfx drain water flows through a copper pipe that is wrapped in smaller diameter copper tubing.

Drain water heat exchangers can recover heat from the hot water used in showers bathtubs sinks dishwashers and clothes washers. This is a simple diagram of how a drain water heat recovery system works diagram courtesy of ecodrain. Technical cross section drawing of a drain water heat recovery system. The proven technology of a drain water heat recovery system uses the residual heat in water in drainpipes to preheat water entering the water heater.

The energy department estimates that energy losses in hot water amount to 80 to 90 a good argument for installing a drain water heat recovery dhr system. Reduce energy costs by up to 30 per cent as the clean water going into the water tank is pre warmed and requires less energy to heat. Water heating accounts for approximately 20 to 30 percent of household energy demand. Heat from the drain water is transferred to incoming water.

At 20 30 of home energy consumption water heating is typically the 2nd highest energy demand. Showersave is a waste water heat recovery system wwhrs for showers in new builds existing homes commercial buildings social housing. It reduces water heating costs for showers by 20 to 40 is easy to install requires little maintenance and has a service life of 30 to 50 years. Maintenance free with no moving parts.