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'm back! You helped me with a burner cone issue on an older
Hey Rick...I'm back! You helped me with a burner cone issue on an older Weil Mccain boiler a couple days ago. He's one to make you shudder, my boiler still exhausts with the original Plexvent exhaust … read more
Rick
Rick
Supervisor
27,575 satisfied customers
I have a Panasonic bathroom fan, installed with a 4” ridged
I have a Panasonic bathroom fan, installed with a 4” ridged smooth duct, which exhausts out about 3' to the roof. The fan has a slow drip, from what looks like over condensation. The model number is: … read more
Tamar D
Tamar D
Mechanic II
Vocational, Technical or Trade School
555 satisfied customers
Master bathroom approx. 11x13. Mst bathroom 11x13. Remodeled
Mst bathroom 11x13. Remodeled 2015. Cathedral ceiling with skylight. Back wall in shower is an exterior wall. On that wall is a 5'x5' window. Last January a water mark and line appear on the ceiling. Last week a contractor finally came to fix the insurance claim. When he took the drywall off the ceiling and back wall he found that ALL of the insulation was wet or damp. He does not know what to do to fix the moisture which is being captured between the drywall and insulation. There are already 2 exhaust fans in the room and 2 recessed lights in the shower. HELP! … read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
8,427 satisfied customers
I am installing a bathroom vent and need to know the best
I am installing a bathroom vent and need to know the best type of duct. The run is 25 ft. and it will exit out a soffit vent. If I use round metal duct pipe, there will be two 90 degree turns. Semi-Ri… read more
Rick
Rick
Supervisor
27,575 satisfied customers
I had an attic furnace/air conditioner installed second
I had an attic furnace/air conditioner installed for my second floor addition 19 years ago. I now discovered that there is significant mold developing on the underside of the roof eave at the elbow wh… read more
airheatman
airheatman
HVAC Technician
6 years college
11,444 satisfied customers
I have a propane boiler thats power vented out the side of
I have a propane boiler thats power vented out the side of my house which happens to be "L" shaped at that point, so theres a wall 90 degrees to the power vent and when I went into my attic I see the … read more
Rick
Rick
Supervisor
27,575 satisfied customers
I am looking for ways to keep the vent drain tube on two attic
I am looking for ways to keep the vent drain tube on two attic mounted westinghouse condesate heaters from freezing during low temps. I am in the process of better sealing the connections, as they had… read more
Theplumber717
Theplumber717
Plumber
Vocational, Technical or Trade Scho
1,265 satisfied customers
I am renovating the second floor of our home (2,000 SF, located
I am renovating the second floor of our home (2,000 SF, located in Minnesota): 3 bedrooms, 2 baths. Air handling unit is located in attic crawl space (unconditioned space). Existing flex duct feeds 3 … read more
Comfort Specialist
Comfort Specialist
Licensee, Designer & Estimator
Vocational, Technical or Trade School
1,369 satisfied customers
Planning to partially finish a basement. Wisconsin (mostly
Planning to partially finish a basement. Wisconsin (mostly heating). Would like to tap the supply plenum running overhead in the side to remain unfinished in two places, run branches to the center bea… read more
airheatman
airheatman
HVAC Technician
6 years college
11,444 satisfied customers
I have a Lennox Elite 10 CB29M-31-P air handler, S N 5802B-23909.
I have a Lennox Elite 10 CB29M-31-P air handler, S?N 5802B-23909. The unit was installed when the house was built in 2002 and is in a closet in my home. Lately I notice that moisture is coming out of … read more
gotoman for ac
gotoman for ac
HVAC Service manager and owner
Associate Degree
5,408 satisfied customers
I had a air exchange system installed on our new house. It
I had a air exchange system installed on our new house. It is a slab on grade. the contractor ran the pipes over the insulation in the attic. I suspect it is going to take an additional R 40 to R60 to… read more
Patrick
Patrick
Bachelor's Degree
2,808 satisfied customers
I am installing a remote inline exhaust fan for my bathroom.
I am installing a remote inline exhaust fan for my bathroom. The fan will be mounted in the attic just below the roof exhaust vent with flexible ducting down to the bathroom ceiling over my shower. Th… read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
14,148 satisfied customers
Hi, I have a jennair range M#JES9800BAS with the downdraft
Hi, I have a jennair range M#JES9800BAS with the downdraft vent. In the winter its extremely cold by the stove area and the glass cook top also becomes very cold. I'm afraid it may crack. How do I ins… read more
Rick
Rick
Supervisor
27,575 satisfied customers
We have a Tempstar SmartComfort TX 5300 Air Conditioner installed
We have a Tempstar SmartComfort TX 5300 Air Conditioner installed a few years ago in our attic because we have hot water heat. In the winter (in North Dakota) the attic flex tubing to all the ceiling … read more
Heath Moyer
Heath Moyer
1,067 satisfied customers
Vent fans for bathrooms, perhaps kitchen... I dont know if
Vent fans for bathrooms, perhaps kitchen... I don't know if HVAC is the best category, but here goes: I have an unfinished space upstairs and nearly full access to the joist space over my one and 1/2 … read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
8,427 satisfied customers
I need to vent two bathroom exhaust fans to the exterior.
I need to vent two bathroom exhaust fans to the exterior. Is it permissable to use an eave vent? As in a 4" ducted to the eave and out thru a "bathroon exhaust fan" eave vent from home depot? is this … read more
electrifier
electrifier
Owner - Contractor
Bachelor's Degree
1,610 satisfied customers
I plan to replace my heating/cooling system with newer more
I plan to replace my heating/cooling system with newer more efficient equip. I have 3 estimates for 16seer a/c, 95% furnace and central air cleaning, all tied together with an automated zoning control… read more
freon
freon
Owner
High School or GED
214 satisfied customers
how do you stop the frost from getting in to the a/c ducts
how do you stop the frost from getting in to the a/c ducts in my home the a/c is in the attic… read more
The Home Smithy
The Home Smithy
Home Improvement Repair Consultant
Vocational, Technical or Trade School
8,518 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

8,427 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