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Great Bay Plumbing & Heating

Water Heater Installation and Replacement, Oil Boiler or Radiator Heating System Installation, Commercial Oil Boiler or Radiator Heating System Repair Service,

About us

Great Bay Plumbing & Heating handles all aspects of residential heating and plumbing. We have been serving residents of Rockingham County since 1991. We look forward to hearing from you.

Business highlights

35 years of experience

Services we offer

Boiler or Radiator Heating System - Install or Replace, Boiler or Radiator Heating System - Repair or Service, Heat Pump - Repair or Service, Radiant Floor Heating System - Install, Radiant Panel Heating Units - Install

Amenities

Free Estimates

Yes

Reviews
4.760 Reviews
Number of StarsImage of DistributionNumber of Ratings
5
58%
4
12%
3
0%
2
3%
1
0%

Filter reviews by service

Showing 1-25 of 60 reviews
Brian H.
Apr 2020
4.0
Yes, I recommend this pro
Furnace was repaired then when it stopped working the next day they came back to fix it quick for no charge. Great customer service!

Paul S.
Jul 2019
4.5
Yes, I recommend this pro
$465
Installed a new sump pump works great.

Jay H.
Jan 2019
5.0
Yes, I recommend this pro
$267
They fit me in right away and came when they promised. They're very professional and friendly. They know their business. It turned out to be a minor repair and I appreciate their being honest with me instead of trying to milk the job to create a higher bill. They'll be my GOTO from now on.

Joseph K.
Aug 2018
4.0
Yes, I recommend this pro
$56,000
Dennis Moore is a true expert and freely gives his valuable advice.

Linda B.
Mar 2018
5.0
Yes, I recommend this pro
Great customer service. I will use them again if needed

Jim K.
Jan 2018
5.0
Yes, I recommend this pro
They were very quick to respond, and communicated and very easy to work with I will use them again if needed.

HT L.
Oct 2017
5.0
Oil Boiler or Radiator Heating System Installation
Yes, I recommend this pro
Joel and Gary made a teriffic team for the installation of a replacement boiler. They know what to do and they get the job done quickly, properly and neatly.

Brian H.
Jan 2017
4.0
Yes, I recommend this pro
The company uses a big markup on all parts used.

Steve D.
Dec 2016
4.0
Yes, I recommend this pro

Susan F.
Oct 2016
5.0
Yes, I recommend this pro
Very good customer service: I was able to get an appointment within days. Two very friendly, knowledgeable, professional guys showed up, did a great job, and answered all my questions thoroughly and honestly...no up-sell, which I appreciated. It's nice to have found a reliable plumbing and heating company.

Austin K.
Mar 2015
5.0
Yes, I recommend this pro
Dennis and Jason are top notch plumbers and they show up on time every time. Their work and conduct are completely professional. And Dennis helped me avoid what was almost a *very* costly poor decision on my part.

David B.
Nov 2014
5.0
Yes, I recommend this pro
knowledgeable, fast and efficient

Adam D.
Aug 2014
5.0
Yes, I recommend this pro
Dennis and his crew did an outstanding job.

Nancy H.
Jun 2014
5.0
Yes, I recommend this pro
Quick response time, professional, installed quality parts.

Lynne M.
May 2014
4.5
Yes, I recommend this pro
$160
very nice people and efficient, timely and reasonable

John H.
Apr 2014
3.5
Yes, I recommend this pro
$125
Timely response with no followup call; just a bill two weeks later. Charged $125.00 for First Hour / Service Call to check lack of pressure in water system and remove sediment saturated whole house filter to rectify the problem. Then $720.00 estimate ($540 material / $180 2 hr. labor) to replace Amtrol 32 gal. tank and related gauges and valves. Will probably go ahead and use for future needs.

Herman L.
Apr 2014
5.0
Yes, I recommend this pro
.

Eileen P.
Mar 2014
5.0
Yes, I recommend this pro
I hired two plumber prior to GB for the same proble. The technician was able to determine what was the problem with my shower faucet and fix it in a timely manner. Will come back to fix two more.

Bradley S.
Mar 2014
5.0
Yes, I recommend this pro
$208
I had I think a fairly straightforward repair of a leaky drain pipe and P trap beneath my kitchen sink. My phone calls were answered or returned promptly, the plumber who did the work was prompt, professional, and courteous. It was a quick PVC cut-and-glue repair, done quickly & well. The tab ($208) seems POSSIBLY on the high side to me, but maybe it's just not worth it for them if the bill is any lower. I will DEFINITELY use them again & recommend them unreservedly. I've heard the expression regarding contractors: "Competent, Fast, Cheap: Choose Any 2." HereI got the 1st 2,&I'm OK w/ the3rd

Philip B.
Feb 2014
4.0
Yes, I recommend this pro
$200
Joel Phelps was the plumber and I would eagerly endorse him to others/

David R.
Jan 2014
5.0
Yes, I recommend this pro
$255
The technician was clean and personable. His work was efficient and he cleaned the work area nicely after completion. A good, professional job!

Charles C.
Oct 2013
N/A
Yes, I recommend this pro
No comment

Joseph L.
Aug 2013
5.0
Water Heater Installation and Replacement
Yes, I recommend this pro
$3,100
The whole experience of doing business with Great Bay Plumbing & Heating was exceptional. Dennis made it a point to give a quick estimate & to schedule the installation of a tankless water heater ASAP. He was very knowledgeable & courteous. He explained the rebate program available. He saved me a substantial amount of money compared to an estimate from another competitor. His workers arrived promptly & completed the job nicely. I would highly recommend Great Bay.

Jery R.
Jul 2013
5.0
Yes, I recommend this pro
$100
The man who came knew his fabrics and what he could or could not use. Did the job quickly and well. Completely satisfied. Will call them the next time we need carpet cleaning.

Seneca H.
May 2013
N/A
Yes, I recommend this pro
$2,025
Great Bay showed up on time and completed work as estimated. The work was excellent and professional.
Showing 1-25 of 60

Licensing

State Contractor License Requirements

All statements concerning insurance, licenses, and bonds are informational only, and are self-reported. Since insurance, licenses and bonds can expire and can be cancelled, homeowners should always check such information for themselves. To find more licensing information for your state, visit our Find Licensing Requirements page.

*Contact business to see additional licenses.

FAQ

Great Bay Plumbing & Heating is currently rated 4.7 overall out of 5.

Monday: 8:00 AM - 5:00 PM Tuesday: 8:00 AM - 5:00 PM Wednesday: 8:00 AM - 5:00 PM Thursday: 8:00 AM - 5:00 PM Friday: Closed Saturday: Closed Sunday: 8:00 AM - 5:00 PM

Yes, Great Bay Plumbing & Heating offers free project estimates.

No, Great Bay Plumbing & Heating does not offer eco-friendly accreditations.

No, Great Bay Plumbing & Heating does not offer emergency services.

No, Great Bay Plumbing & Heating does not offer warranties.