Water Heater Replacement and Installation in San Francisco, CA

natural draft water heater

Upgrade to Reliable Hot Water—Without the Headache

A failing water heater can throw your entire day off—especially when the hot water runs out mid-shower. At Heise's Plumbing, we specialize in professional Water Heater Replacement and Installation in San Francisco, CA, and surrounding areas. Whether your current unit is leaking, inefficient, or just outdated, our team ensures a smooth upgrade that restores comfort fast. We’ll help you select the best system for your needs and install it with precision for long-term reliability.

Call us today at (415) 333-0704 for expert water heater replacement and installation you can trust.

Why Homeowners Trust Us for Water Heater Installations

We understand that a new water heater is an investment, which is why we guide you through every step—from product selection to final testing. Our licensed technicians have experience with both tank and tankless units, and we always install to code for maximum safety and efficiency. You’ll get honest advice, clear pricing, and fast service from start to finish.

Get the Right Fit for Your Home and Budget

Not sure which water heater is right for you? We’re here to help. We’ll assess your household’s needs, explain your options, and install a system that delivers dependable hot water without energy waste. Whether you prefer a traditional tank unit or want the long-term savings of a tankless model, we’ve got you covered.

Our water heater services include:

  • Removal and disposal of old water heaters
  • New tank or tankless water heater installation
  • Upgrades to meet current code and efficiency standards
  • Gas, electric, and hybrid model support
  • Expansion tanks and pressure relief valves
  • Recirculation systems for faster hot water delivery

We also walk you through warranty coverage and regular maintenance to extend the life of your new system. Our goal is to deliver hot water peace of mind—without upsells or surprises.

Let’s Get Your Hot Water Back

Don’t wait for a complete breakdown to take action. Whether you’ve noticed reduced performance or want to upgrade proactively, Heise's Plumbing is here with expert Water Heater Replacement and Installation in San Francisco, CA, and surrounding areas.

Call us now at (415) 333-0704 to schedule your installation or request a free estimate!

Most Recent Pins (11)

Heises Plumbing
Heises Plumbing corrected sink valve connections and adjusted shower handles in a master bathroom. The team also replaced the circulation pump on the water heater. All fixtures and systems were tested and confirmed operational. This plumbing service was completed in Mill Valley, California.
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Bathroom sink faucet and shower handle adjustments
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Heises Plumbing
Heises Plumbing installed a new 50-gallon water heater at a residence in San Francisco, California. The team removed the old unit, added new water and gas lines, installed two MIPs, tested the system, and confirmed proper operation with no leaks.
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50-gallon water heater with new gas and water lines
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Heises Plumbing
Heises Plumbing performed a water heater service in San Francisco, California. Technicians shut off the water supply, drained the heater, and installed two galvanized nipples and two new supply lines. They restored the water supply, refilled the system, and checked all connections. No leaks were found after testing.
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Water heater galvanized nipple installation close-up
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Heises Plumbing
HEISES PLUMBING replaced a 40-gallon tank water heater with a high-efficiency tankless system in San Francisco, California. The team installed an expansion tank, updated connections, and ensured the system met plumbing and safety standards. This upgrade improves hot water availability, lowers energy use, and increases usable space in the home.
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40-gallon water heater with metal strapping installation
40-gallon water heater with metal strapping installationTankless water heater with expansion tank in basement
Heises Plumbing
Heises Plumbing repaired a 40-gallon AO Smith water heater at a residence in San Francisco, California. The team replaced the burner and gas control valve, then tested the unit to confirm proper operation.
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AO Smith water heater burner and gas valve replacement
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Heises Plumbing
Heises Plumbing installed an expansion tank at a residential property in San Francisco, California. The crew connected the tank to the system, tested all fittings for leaks, and confirmed proper pressure control. The work ensured the plumbing system operated safely and efficiently.
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Expansion tank with copper piping in residential wall
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Heises Plumbing
Heises Plumbing installed a 40-gallon water heater in San Francisco, California. The team connected the system, flushed all water lines to remove air, and tested the unit to confirm proper operation. The new water heater is now fully functional and ready for use.
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40-gallon water heater secured with metal straps
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Heises Plumbing
Heises Plumbing replaced a 30-gallon slim water heater at a residence in Portola Valley, California. The team installed new supply lines and a copper fitting while reusing functional components. After installation, they tested the system to confirm proper operation.
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30-Gallon Rheem Water Heater with New Supply Lines
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Heises Plumbing
Heises Plumbing replaced a 40-gallon water heater at a home in San Francisco, California. Technicians installed new copper piping and water supply lines. They reused the existing gas flex and seismic straps. After completing the installation, they lit the pilot light, started the unit, and tested the system to confirm proper operation.
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40-Gallon Water Heater with Seismic Straps Installed
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Heises Plumbing
Heises Plumbing replaced a failed pressure reducing valve and restored hot water service to an eight-unit apartment building in San Francisco, California. The emergency repair addressed dangerously high water pressure and a water heater shutdown, restoring full functionality to the system.
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Pressure reducing valve on water line in building
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Heises Plumbing
Heises Plumbing replaced a water heater in Menlo Park, California. The technician installed a 40-gallon shorty model, added seismic straps, soldered a 1 MIP fitting, replaced the gas flex line, secured the flue pipe with self-tapping screws, and tested all systems for function, gas safety, and venting integrity.
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Water heater warning label showing flammable vapor hazards
Water heater warning label showing flammable vapor hazardsWater heater warning label for flammable vapors and safetyWater heater replacement with seismic strap installationWater heater with new gas flex line and vent pipe40-gallon water heater with seismic strap installation
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