Your Real Estate Expert for Berkeley and Beyond
“Marilyn is exceptional. Her knowledge base, enthusiasm for her job, professional ethics, organization, sensitivity to our aesthetic requirements, loyalty and gentle perseverance set her apart.”
-- Bill and Carol Seidel
Marilyn Garcia, PhD
Broker Associate, Realtor®
DRE# 02014153
District Homes
1758 Solano Ave.
Berkeley, CA 94707
Direct:
(510) 390-5406
I need a new water heater. Should I replace my gas unit, or switch to a heat pump water heater?
If you are looking for the simplest, lowest cost replacement today, sticking with gas is still a viable option (for now!). But there are a number of reasons to seriously consider the heat pump option.
Gas appliances burn fuel inside the home, and in the process produce nitrogen oxides (NOx). These are linked to respiratory irritation and asthma, and they also contribute to smog. That smog connection is why the Bay Area Air Quality Management District, or BAAQMD, has adopted new rules requiring zero NOx space and water heating equipment, with compliance beginning for smaller water heaters manufactured after January 1, 2027. Since heat pump water heaters are electric and involve no combustion, they already meet this zero NOx standard, making them consistent with the direction of upcoming regulations.
There is also the city policy layer. Berkeley’s climate goals, dating back to Measure G in 2006, are leading to a shift away from fossil fuels in buildings. We see this in the updated Building Emissions Saving Ordinance (BESO) that took effect earlier this year. When a home sells, it now has to meet certain emissions-related requirements, either before or after closing. Homes that already have a heat pump that provides water heating or space heating and cooling to the whole property currently meet those requirements. In practical terms, installing a heat pump water heater now can reduce costs and simplify things later when it comes time to sell.
It does cost more to install a heat pump water heater than to replace a gas unit. The unit itself may be somewhat more expensive, and the installation cost is often higher. They are often larger than gas models, so space adjustments may be needed, and your electrical system must have the capacity, so modifications may be needed. There are incentives and financing to help with the transition, including rebates and tax credits. You can explore options at SwitchIsOn.org.
[If you’re wondering about electric tankless water heaters, they generally do not perform well for whole-home use, and they use significantly more electricity.]Heat pump water heaters are efficient, and they eliminate that source of combustion inside the home. For many homeowners, that combination of efficiency, future compliance, and improved indoor air quality is what ultimately tips the balance.
