Yes — Atherton is part of our regular Bay Area service area. We install and repair tank and heat pump water heaters for homes throughout the area, including larger estate-style properties. Call (408) 733-2000 to schedule a free consultation.

Larger homes with multiple bathrooms often benefit from a higher-capacity heat pump water heater, or in some cases two units serving different zones of the house, so hot water demand doesn’t outpace supply during busy mornings. We size the system to your household’s actual usage rather than guessing off square footage alone.

Banging or popping sounds usually mean sediment has built up at the bottom of the tank, causing water to trap and boil beneath the layer as the unit heats. It’s common in areas with harder water and gets worse over time if the tank isn’t flushed. A professional flush often resolves it, though a heavily sedimented older tank may be a sign it’s time to consider replacement.

Cost depends on the type of unit — standard tank or heat pump — plus your home’s existing plumbing, venting, and electrical setup. Rather than a rough number over the phone, we assess your home in person and provide a clear, itemized quote before any work begins.

This is often caused by a faulty thermocouple, a draft affecting the pilot flame, or a buildup of debris in the pilot assembly. It can also point to a more serious gas supply issue, so it’s worth having a technician diagnose it rather than repeatedly relighting it yourself. Call (408) 733-2000 and we’ll get it sorted.

Yes. Air & Plumbing Systems is a fully licensed and insured California contractor with over 25 years of experience, serving Atherton and the wider Bay Area. Our technicians handle tank, heat pump, and boiler water heater installation, repair, and maintenance, with all work backed by warranty.