Achieve Comfort and Reliable Performance with Cold-Climate Heat Pumps

heat pumps led some consumers to believe heat pumps couldn’t deliver reliable comfort. Modern, cold-climate heat pumps are designed to deliver up to 100% rated heating capacity at 5 °…

Heat Pump Magic

Heat pump technology is vital to the zero energy movement because it is both highly efficient and versatile. Heat pumps can heat a home, cool a home, heat water, dehumidify…

Heat Pump Clothes Dryers — Ready for Prime Time

The time has come for ventless heat pump clothes dryers to join heat pump water heaters and heat pump HVAC systems in new homes, renovations, and appliance replacements. Why is…

CO2 Takes Heat Pump Water Heaters to the Next Level

…took a significant leap from 90% to almost 200% thanks to heat pump technology. Electric heat pump water heaters (HPWHs) are now available from all major water heater manufacturers. HPWHs…

Mini-Split Heat Pumps and Blizzards

heat transfer to the refrigerant. Heat pumps are designed to sense this type of condition, and periodically operate a defrost cycle, in which the heat pump reverses and uses some…

We Electrified Everything – and So Can You!

…and cooled, with electricity, for over six years.   Heat pump water heaters The heat pumps proved to be a huge success. We knocked out a chunk of our natural…

Make Hot Water the Modern Energy Efficient Way

…and economically as possible. The best water heating choice for getting your home on the path to becoming an energy efficient home is to install a heat pump water heater…

Select an Energy Efficient, Zero Energy Home Heating and Cooling System

Reducing the energy required for heating and cooling is essential to meeting the net zero goal. An air-source heat pump is the most energy efficient heating and cooling system currently…

My Zero Energy Pool is a Great Investment!

…the “pool fab four”: a new variable-speed pool-water circulating pump, an electric-powered pool vacuum/cleaner, a heat pump pool heater and about five solar panels to power it all. Going zero…

HVAC Design Strategies for High-Performance Homes

…homes in northern latitudes have had only heating systems, but this is changing. In these heating-dominant climates, HVAC system designs would naturally first need to meet the heating needs of…

The Mystery of Misapplied Mini-Splits

Inverter-driven mini-split heat pumps hold tremendous promise for slashing energy use for space heating and cooling in virtually every American climate zone. Equipment from some major manufacturers operates reliably to…