Drain Water Heat Recovery System Cost

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.

Drain water heat recovery system cost.

Drain water heat exchangers can recover heat from the hot water used in showers bathtubs sinks dishwashers and clothes washers. 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 recovery technology works well with all types of water heaters especially with demand and solar water heaters. Heat from the drain water is transferred to incoming water.

Showersave is a waste water heat recovery system wwhrs for showers in new builds existing homes commercial buildings social housing. Shop our selection of drain water heat recovery in the section of water heaters in the building materials department at the home depot canada. At 20 30 of home energy consumption water heating is typically the 2nd highest energy demand. A drain water heat recovery system recovers heat from warmed drain water.

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. 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. It pre heats the cold fresh water feeding into your water heater from 8 c to about 23 c. View pdf 332 kb.

It works by using outgoing warm drain water to pre heat incoming cold fresh water so your water heater doesn t have to work as hard. They generally have the ability to store recovered heat for later use. 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. 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.

With its fully automated control system the eccotemp 20hi ng only pulls. Reduce operating costs energy use and greenhouse gas emission. Power pipe r2 120 drain water heat recovery unit. Technical cross section drawing of a drain water heat recovery system.

This is a simple diagram of how a drain water heat recovery system works diagram courtesy of ecodrain. See store availability. Water heating accounts for approximately 20 to 30 percent of household energy demand. Such a system provides a number of benefits.