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TRUSTED BY BERKELEY, CA HOMEOWNERS

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    Average homeowner rating
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Find Boiler repair pros in Berkeley

Avatar for Global Green Solutions
Global Green Solutions
5.0(
248
)

Serving Berkeley, CA and surrounding areas

Approved

In business since 2005

Free estimates

Emergency services offered

"The best heating repair experience I?ve had! Quick appointment, skilled technician, and no hidden charges. They fixed our furnace smoothly and checked everything thoroughly. Amazing service?definitely keeping their number saved!"
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+24

Response time3 days
9 neighbors recently requested a quote
Recommended by7%of homeowners
Avatar for Albert Nahman Plumbing, Heating, and Cooling
Albert Nahman Plumbing, Heating, and Cooling
4.4(
719
)

Serving Berkeley, CA and surrounding areas

Approved (Corporate)

In business since 1981

Free estimates

Warranties offered

"The plumbing technicians came out as promised to assess the leak. They were both very courteous and kind and assessed the damage. I am giving three stars because they estimated the cost to be almost 250% higher than what the actual cost was to fix the issue. I am sure there are customers out there that would just accept any bid however, please get multiple beds for these projects, especially when working with this company as they will inflate the cost to take advantage of the situation. I ended up only paying for the $79 estimate."
Living room Mini-Split
Aquasana home Filtration
Almost no disturbance at EBMUD meter
Navien with filtration to protect the heat exchanger
New house valve and Pressure Reducing Valve

+73

Response time8 hrs
Response rate100%
58 neighbors recently requested a quote
Avatar for Tyndall HVAC Inc.
Tyndall HVAC Inc.
4.4(
23
)

Serving Berkeley, CA and surrounding areas

Approved

In business since 2004

Free estimates

Warranties offered

"Peter did a great job installing two new furnaces at our house.  Install took a little longer than expected due to venting issues that were beyond his control.  Overall - he was in constant communication throughout the job and his crew was very professional.
"
Peter Tyndall (Owner)
Our Trucks
New unit Installed
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+5

Response time11 hrs
Response rate100%
14 neighbors recently requested a quote
Avatar for Good Plumbing Company
Good Plumbing Company
New to Angi

Serving Berkeley, CA and surrounding areas

Approved

In business since 2020

Emergency services offered

Warranties offered

Thank you for viewing my page!\nI am based in Sausalito, California and serve the greater San Francisco Bay area. \nI am licensed, bonded, and insured with decades of experience.\nAsk about discounts offered during these tough economic times!\nContact me directly for more details: @ [email protected] or 415-644-8811.\nFluently Speaks: Georgian, English, Russian. \nGoogle Translation Services available as well!\nHow can I help you?\nThere is no job too small or too large to tackle.\nSenior discounts offered as well!

Rough Plumbing Compilatio
Rough Plumbing Compilatio
Rough Plumbing Compilatio
Rough Plumbing Compilatio
Rough Plumbing Compilatio

+17

Response time4 hrs
3 neighbors recently requested a quote
Avatar for HVAC Utor Services
HVAC Utor Services
5.0(
31
)

Serving Berkeley, CA and surrounding areas

In business since 2010

Free estimates

Emergency services offered

"Need A/C repair on a heat wave week that struck California. I Called more than 8 companies and everybody is busy, can't come, etc, only Diego and His wife accomodate us in our bad hot summer days! Thank you Diego! HVAC utor service for coming to fix our A/C. Saving up money to change my a/c. I will call you when I have the money ready!"
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+24

Recommended by100%of homeowners
Avatar for Bell Brothers Plumbing Heating & Air
Bell Brothers Plumbing Heating & Air
4.6(
401
)

Serving Berkeley, CA and surrounding areas

In business since 1954

Free estimates

Warranties offered

"We were super-pleased with ABC. Our air conditioner unexpectedly stopped working last night. We called ABC just before 8pm and were able to schedule a service call for this morning. The tech (Bill Sweeney) came out this morning, diagnosed the issue and made the repair - all before 11am. Many thanks to ABC and Bill! We will definitely be repeat customers should we run into any issues in the future!"
AIR CONDITIONING REPAIR
The AC repair company in Sacramento and the East Bay who gets it done right the first time.

When you need an air conditioning repair, you deserve on-time service, upfront pricing, and friendly technicians that you’re comfortable having in your home. At Bell Brothers, we’ve been doing exactly that for 30 years.
There comes a time in the life of any furnace and heating system when continuing to repair and maintain it is no longer cost effective.

We can install a new, more energy-efficient heating system that keeps you comfortable and saves on energy costs. You’ll love the guarantees we give with every furnace installation, including:

Installation Workmanship Guarantee
‘No Lemon’ Guarantee
Guaranteed Upfront Quotes
AIR CONDITIONING REPLACEMENT
When you need a new air conditioning system, it’s not the time for guessing if you’re getting the best replacement experience. You need to know FOR SURE.
WATER HEATER REPAIR OR REPLACEMENT
No hot water in your home? Is there leaking, dripping, or staining around your water heater? Don’t panic. But don’t wait either. Call Bell Brothers, Sacramento and the East Bay’s top-rated water heater repair & replacement company.
Air Conditioning Service, Repair, & Installation With REAL Guarantees & NO Surprises. 
We have 9 guarantees, and all of them are in writing. This kind of protection is true peace of mind:

Homeowners love our No Surprise Guarantee: the price we quote is the price you pay. You’ll never have to be worried about being shocked by the final invoice. We have other great guarantees, too:

+5

Recommended by94%of homeowners
Avatar for PrimeWork Construction
PrimeWork Construction
4.8(
104
)

Serving Berkeley, CA and surrounding areas

In business since 2012

Free estimates

"Joni an d his crew renovated our master bathroom and part of our kitchen. The bathroom renovation involved rebuil ding the shower (the original one had a leaky basin) and building a beautiful new vanity with a match ing set of cabinets. The kitchen renovation invoved a lot of retiling which all looks great. They also helped us fix our pipes after somne damage they had.I would definitely hire them again."
House Renovation - Brian Project
House Renovation - Brian Project
House Remodeling Mountain View
House Remodeling San Jose Project
House Remodeling Milpitas Project

+468

Recommended by100%of homeowners
Avatar for Enlighten Electric
Enlighten Electric
5.0(
28
)

Serving Berkeley, CA and surrounding areas

In business since 1995

Free estimates

"Excellent. Pann was professional, kept his workspace clean, explained the situation and gave us good options for repair and was overall very pleasant to work with. Highly recommend."
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+2

Recommended by100%of homeowners
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Showing 1-10 of 104
Boiler Repair questions, answered by experts

Unless they are connected to the same system, boilers and water heaters will both need their own expansion tanks. The only case they wouldn’t have separate expansion tanks is if the boiler is pulling double duty and managing a heating system while also supplying hot water for a home. In which case, you may not need a hot water heater.

To extend your HVAC system’s lifespan, it’s crucial to keep up with maintenance. This includes changing filters and thermostat batteries, keeping the outside unit clean and clear of clutter, and lubricating moving parts. Watch out for leaks, mold buildup, and blockages to ensure your unit stays in good working order. Spotting these issues early can be the difference between a simple, wallet-friendly repair and an expensive replacement.

Yes, it is generally safe and effective to turn off radiators in unused rooms to save money on heating costs. This practice is especially beneficial with older heating systems. However, you should avoid cranking up the thermostats on the remaining radiators to compensate, as this can lead to higher heating bills and increased wear and tear on your system. While some HVAC specialists argue that modern, efficient boilers are designed to heat the entire home and work best when all radiators are on, turning off radiators in unused spaces still reduces the total amount of hot water your system needs to produce.

No, there isn’t always water in radiators. In a one-pipe system, water is constantly circulating from the boiler to the radiators and back. In a two-pipe system, water travels through two separate channels: one that goes to your radiators and one that returns back to the boiler so it can heat up again.

If you go to turn it counterclockwise and it won’t turn anymore, it’s open. Like most other valves, you should be able to turn a radiator valve counterclockwise (to the left) to open it and clockwise (right) to close it. To close a radiator valve, turn it clockwise until you meet some resistance and can’t turn anymore, but do so carefully to avoid breaking the valve.

The Berkeley, CA homeowners’ guide to boiler repairs

From average costs to expert advice, get all the answers you need to get your job done.