HVAC

Have HVAC questions? Ask an HVAC Expert for answers

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

Related HVAC Questions
I am under contract on a small 1948 cape and the heating
Hi. I am under contract on a small 1948 cape cod and the heating system is a gas boiler with radiant floor heating. I've had an inspection and HVAC professional in to look at the system. I've learned … read more
Rick
Rick
Supervisor
31,125 satisfied customers
I have hot water heating and domestic hot water (DHW) both
I have hot water heating and domestic hot water (DHW) both fed from a gas fired high efficiency heater. Its a pretty old system with 6 zones - some 100+ years old, some from more modern times. The oth… read more
Brian HVAC Guy
Brian HVAC Guy
HVAC Technician
High School
1,029 satisfied customers
I bought a 2000 sf 1937 Tudor in Long Island with poor insulation
I bought a 2000 sf 1937 Tudor in Long Island with poor insulation and single pane windows. It had an oil-powered steam system originally with recessed radiators but the rads and associated piping were… read more
Appliance Guru
Appliance Guru
23,154 satisfied customers
I got a new furnace in 2011, the heat is coming up okay, but,
I got a new furnace in 2011, the heat is coming up okay, but, the hot water is freezing cold, aears is sending out a technician tomorrow 8-5, my question is, with the hot water coming up freezing cold… read more
Phil
Phil
Consultant to Engrs, Govt & Contractors
Degree, Mech Engr Technology
11,415 satisfied customers
Hi, we are getting into hot water with our tenants for poor
Hi, we are getting into hot water with our tenants for poor heating output in our large, hot water radiator system. Many of the radiators do not heat up properly. We have already had someone there to … read more
Scott
Scott
Self Employed HVAC Service Technician
Associate Degree
401 satisfied customers
Hi, in a two storey building not all the rads are heating.
Hi, in a two storey building not all the rads are heating. Most of the problem is currently on the main floor and one of the rads is full of water but not circulating. Also the water can be heard rush… read more
Tim H.
Tim H.
Lead building engineer
Vocational, Technical or Trade Scho
3,962 satisfied customers
My circ pump runs but some radiators are cold I bled them no
My circ pump runs but some radiators are cold I bled them no air in them the system worked fine last year but I cant get all radiators to get hot nat gas boiler bladder expansion tank… read more
Rick
Rick
Supervisor
31,125 satisfied customers
Hi Vokera Linear 28 losing Boiler Pressure. Professionally
Hi Vokera Linear 28 losing Boiler Pressure. Professionally installed 2002 and maintained annually. 1) Pressure keeps dropping below 1.5 and gets down to zero and has to be re-pressurised. System only … read more
Rick Ridley
Rick Ridley
Retired, well Semi,
30 years on the tools
2,707 satisfied customers
I need to change the vents on my steam radiators to varivalve
I need to change the vents on my steam radiators to varivalve vents. Is there anything specific that I need to know, or do they just screw on/screw off? Do I need to do any taping? Worry about angles?… read more
Rick
Rick
Supervisor
31,125 satisfied customers
Help , I have a 3 bedroom house with gas central heating fitted
Help , I have a 3 bedroom house with gas central heating fitted with a condensed boiler fitted down stairs in the kitchen, I have fitted, 7 designer radiators, with high btu outputs all fitted with th… read more
Rick Ridley
Rick Ridley
Retired, well Semi,
30 years on the tools
2,707 satisfied customers
i have a brand new valiant boiler put in all but one rad is
i have a brand new valiant boiler put in all but one rad is working ,it was for two days now its off again any ideas… read more
Rick Ridley
Rick Ridley
Retired, well Semi,
30 years on the tools
2,707 satisfied customers
Hello, I have a 3 story house, with hot water radiators system.
Hello, I have a 3 story house, with hot water radiators system. bottom 2 floors are cast iron radiators, and the top 3rd floor has the aluminum fins basebored style rads. We put in a new boiler, new p… read more
Bart Jay
Bart Jay
Vocational, Technical or Trade Scho
My radiator is not heating up even after bleeding it.
One of my radiators won't heat up. I have bled it but still doesn't work. What could be wrong? Already Tried: I have bleed the radiator. Also turned off all the other radiators and left that one on to… read more
Rick Ridley
Rick Ridley
Retired, well Semi,
30 years on the tools
2,707 satisfied customers
I have replaced 3 old 1960s panel radiators on the ground
I have replaced 3 old 1960's panel radiators on the ground floor with new, double convector ones. The old ones never got very hot, even though the same type in the upstairs rooms got very hot indeed. … read more
Rick Ridley
Rick Ridley
Retired, well Semi,
30 years on the tools
2,707 satisfied customers
Im doing a home renovation where Im adding additional heating
I'm doing a home renovation where I'm adding additional heating zones (new rooms and new radiant heat in kithcen/baths) to an existing house that is being heated by an oil-fired steam, old cast-iron r… read more
Rick
Rick
Supervisor
31,125 satisfied customers
3 rads furthest to boiler are luke worm where the are fairly
3 rads furthest to boiler are luke worm where the are fairly hot.what do u think might be the problem… read more
Bart Jay
Bart Jay
Vocational, Technical or Trade Scho
One of my Rads is not getting hot it seems that the hot water
One of my Rads is not getting hot it seems that the hot water is not getting past the valuve the pipe is hot but the water is not getting through… read more
Rick
Rick
Supervisor
31,125 satisfied customers
Hello Gents, We have 19 cast iron radiators in this house.
Hello Gents, We have 19 cast iron radiators in this house. We replace an old Kewanee steam boiler with two Weils a 50 and 55. We are having problems getting steam to two of the radiators. We hooked wa… read more
Tom Goellner
Tom Goellner
owner
Vocational, Technical or Trade Scho
1,931 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:

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

Jerry

Jerry

Service Technician

573 satisfied customers

HVAC Technician. Hearth Products Specialty

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