The PressACR line ranges in size from 1/4-inch OD to 2-1/8 inches OD and is approved for use with K, L and M hard copper tubing that complies with ASTM B280 ACR tube or B88 standards and soft copper up to 7/8-inch OD.
The air-to-water heat pumps extract heat energy from the outside air and transfer it to water for space heating and optional domestic hot water.
Daikin ALTHERMA 3 H HT is an all-electric air-to-water heat pump that can provide home heating and optional domestic hot water without burning fossil fuels directly by the system.