HVAC

Have HVAC questions? Ask an HVAC Expert for answers

Connect one-on-one with {0} who will answer your question

Related HVAC Questions
Rick, I have two radiant heat manifolds that I need to size
Rick,I have two radiant heat manifolds that I need to size circulators for. There is a 4 loop and an 8 loop manifold. Both manifolds and Pex-al-pex used are by Bluefin. The loop lengths are as follows… read more
Rick
Rick
HVAC Supervisor
30,022 satisfied customers
I have a takagi tankless water heater model t-d2u-in-n which
I have a takagi tankless water heater model t-d2u-in-n which is not functioning and displaying error code 991. I know that it is not an HVAC question but each time I inquire the advertisement refers m… read more
Mike R.
Mike R.
4,735 satisfied customers
Three days ago the water lines in our house started
Three days ago the water lines in our house started vibrating. I didn't know at that time that the vibration was the water lines. I shut the panel off at the main breaker. but the vibration was still … read more
Mike R.
Mike R.
4,735 satisfied customers
Problem with hot water; Taco circulator pump connector to
Problem with hot water; Taco circulator pump connector to H20 heater is hot (i.e. I think functional), remainder of system seems to be working (house heating, radiant floor, all zones working). There … read more
Rick
Rick
HVAC Supervisor
30,022 satisfied customers
i have 1200 square feet house and i need to replace my
i have 1200 square feet house and i need to replace my central heat and air , how many btu i need , and iam looking for economy one , is goodman good brand , also i live in michigan very cold in winte… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
8,697 satisfied customers
Can i install radiant in floor heating and connect it to my
can i install radiant in floor heating and connect it to my geothermal furnace? will doing so unbalance the forced air side of my heating and cooling or overwork my electric heat assist in the winter?… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
8,697 satisfied customers
Hi Bill, I have an oil burner with 3 zones plus an indirect
Hi Bill, I have an oil burner with 3 zones plus an indirect water heater. I have two circulators one is for 1st floor radiant heat (which is working)the other is for upstair baseboard zones and the ho… read more
Rick
Rick
HVAC Supervisor
30,022 satisfied customers
I have a four year old exterior concrete slab that is about
I have a four year old exterior concrete slab that is about thirty feet by fifteen feet. WHen I installed it I ran pex tubing in it but have yet to hook up the pex to a hot water heat source. I would … read more
Rick
Rick
HVAC Supervisor
30,022 satisfied customers
Hello All! I am currently replacing my heating system. I plan
Hello All! I am currently replacing my heating system. I plan to install a 4 zone radiant heat and domestic hot water off of an unpurchsed tankless water heater. What I would like to do is run 4 zones… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
8,697 satisfied customers
My Takagi TM-1 is not working. I am getting code 661, Abnormal
My Takagi TM-1 is not working. I am getting code 661, Abnormal Bypass Valve. I have reset the unit and cleaned the filter. Is there anything else I can do?… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
8,697 satisfied customers
We have a Baxi Luna 3 Comfort Model 310FI -1.310. It has an
We have a Baxi Luna 3 Comfort Model 310FI -1.310. It has an error 25 E. The plumber said last time he was here that there was a leak in the water line. We have searched and have found no leak. We have… read more
Rick Ridley
Rick Ridley
Retired, well Semi,
30 years on the tools
2,707 satisfied customers
Takagi jr 2 stopped igniting and very low flow rad heating
hi guys,I'm starting to use takagi jr for thre radiant heating systems, but I have two issues: 1. in the first home i'm using a TK jr and I'm gettign relatively low flow per loop less than 0.35 gpm in… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
8,697 satisfied customers
I am building a small house 1200 ft and have installed pex
I am building a small house 1200 ft and have installed pex in the floor for radiant heat, there are three loops to come off of a manifold which will be conected to a single circulating pump and the he… read more
Heath Moyer
Heath Moyer
1,071 satisfied customers
I am buying a home in Pagosa Springs Co that has an infloor
I am buying a home in Pagosa Springs Co that has an infloor radiant heating system. However, the boiler for the radiant system has been taken out and needs a new one installed. In addition, the hot wa… read more
Douglas
Douglas
Vocational, Technical or Trade Scho
3,118 satisfied customers
Another POLY B question. Ive heard the horror stories -
Another "POLY B" question. I've heard the horror stories - but we've had poly be in our house with no issues other than the premature demise of our cast iron boiler (18yrs) Some hot water tanks, boile… read more
Rick Mather
Rick Mather
HVAC Technician
Vocational, Technical or Trade Scho
3,133 satisfied customers
I need to redo my heating unit and manifold system for my concrete
I need to redo my heating unit and manifold system for my concrete radiant floor heating in my garage. I am running 3 zones heating floor area of 952 SQ Ft. Presintly I am using two hot watter heaters… read more
Douglas
Douglas
Vocational, Technical or Trade Scho
3,118 satisfied customers
I am trying to get a radiant floor heating system going in
I am trying to get a radiant floor heating system going in my shop. I have four zones: Zone 1 has two 300 ft. runs of 1/2 pex Zone 2 has two 300 ft. runs of 1/2 pex Zone 3 has three 300' runs of 1/2 p… read more
Rick
Rick
HVAC Supervisor
30,022 satisfied customers
Having new heating system put in. Now have electric baseboard,
Having new heating system put in. Now have electric baseboard, and freestanding electric water heater, and annual costs are a killer. Natural gas not available, so I will be having an oil fired system… read more
Rick
Rick
HVAC Supervisor
30,022 satisfied customers
Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

JustAnswer in the News:

Ask-a-doc Web sites: If you've got a quick question, you can try to get an answer from sites that say they have various specialists on hand to give quick answers... Justanswer.com.
JustAnswer.com...has seen a spike since October in legal questions from readers about layoffs, unemployment and severance.
Web sites like justanswer.com/legal
...leave nothing to chance.
Traffic on JustAnswer rose 14 percent...and had nearly 400,000 page views in 30 days...inquiries related to stress, high blood pressure, drinking and heart pain jumped 33 percent.
Tory Johnson, GMA Workplace Contributor, discusses work-from-home jobs, such as JustAnswer in which verified Experts answer people’s questions.
I will tell you that...the things you have to go through to be an Expert are quite rigorous.

What Customers are Saying:

You did one super job of explaining to me everything there is to know about this fridge. I'm looking forward to asking you questions in the future.

JimmyBagley, IA

Wonderful service, prompt, efficient, and accurate. Couldn't have asked for more. I cannot thank you enough for your help.

Mary C.Freshfield, Liverpool, UK

This expert is wonderful. They truly know what they are talking about, and they actually care about you. They really helped put my nerves at ease. Thank you so much!!!!

AlexLos Angeles, CA

Thank you for all your help. It is nice to know that this service is here for people like myself, who need answers fast and are not sure who to consult.

GPHesperia, CA

I couldn't be more satisfied! This is the site I will always come to when I need a second opinion.

JustinKernersville, NC

Just let me say that this encounter has been entirely professional and most helpful. I liked that I could ask additional questions and get answered in a very short turn around.

EstherWoodstock, NY

Thank you so much for taking your time and knowledge to support my concerns. Not only did you answer my questions, you even took it a step further with replying with more pertinent information I needed to know.

RobinElkton, Maryland

< Previous | Next >

Meet the Experts:

Phil

Phil

Mechanical Engineer

8,697 satisfied customers

Retired HVAC/ Electrical & Boiler contractor. Industrial

Rick Mather

Rick Mather

HVAC Technician

3,133 satisfied customers

35 years experience, HVAC

Matthew

Matthew

HVAC Technician

2,014 satisfied customers

14 years experience in the HVAC field of service, installation, Manual J & D calculations

Brian HVAC Guy

Brian HVAC Guy

HVAC Technician

1,029 satisfied customers

I have been an HVAC/R mechanic/technician for 30+ years.

Kenton Guidry

Kenton Guidry

HVAC Technician

963 satisfied customers

12 years install/service experience.

Tom

Tom

HVAC Technician

770 satisfied customers

16+yrs HVAC/R service. Residential Commerical Industrial

A-1 Tech

A-1 Tech

Service Manager

526 satisfied customers

I have been in the HVAC business for over 40 years.

< Previous | Next >

Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

Show MoreShow Less

Ask Your Question

x