hvac

Hi, I have a space in basement which is going to finish soon. I don't have space to run a separate Flexible Duct between joists to this place. So I am planning to reuse the existing Flexible Duct and create a tee and then attach boot But what register vent boot, do I have to use which is...

Hi, I am going have a finished basement of 1000 sq/ft which includes a theater room of 12X16. Currently I am in process of planning in stalling duck work to my basement. So I am thinking not to put duck work in the theater room because in the winter if we have just come down to basement for...

I'm helping a friend convert a garage into a studio apartment. Part of this job is installing a DIY ductless HVAC unit. Because the space is small and well insulated, we have chosen a the 12kBTU unit, which requires a 20A 120V circuit (actually "115V, 15A disconnect, 20A breaker") . I need to...

I’m finalizing all of my dimensions for my new walk in shower measurements and have run into a slight problem. I’m planning to end the Schluter shower pan at 33 inches on the measuring tape, and have the shower curb extend out to about 39 inches. I will install the tile threshold along the wall...

So, I've been searching online for a solution to this issue for a while, but i haven't found anything super solid. I have a small two story home, about 1700 square feet. The main floor consists of the garage, which is not heated, and the kitchen / family room with a half bath. All three...

Hello, I hooked up a new thermostat which required the usage of a Common wire. Being the idiot that I am, I removed the whole house humidifier wiring (Honeywell HE120) from my furnace (Lennox Airflow 92AF1UHxyz) and didn't take a photo about two years ago. <face palm> I posted on here then and...

While drilling a hole into my bedroom wall to hang a framed portrait, I accidentally drilled a little too far and pulled out some insulation. Not a lot, about a dime sized amount. It's interior drywall and now the hole is plugged with an anchor & screw. I assume this isn't something to worry...

Hello, I purchased an air scrubber as the one shown here https://library.coburns.com/specs/ACTIVTEK_9960009.PDF The installation per se is rather easy, but complicated by the extremely compact size of the system in my apartment. The info in the pdf says to mount the air scrubber past the air...

I am remodeling a 1985 bathroom. The old vanity had a hollow base which had a tie kick plate on the front routed back to the in floor ductwork. Our intention is to put in a new vanity without a closed in base. Therefore the duct becomes visible. There is a 90deg duct, but the lower edge of this...

wife and i just bought our first, old house. for the radiators in the home are covered in terribly ugly covers. i'd like to remove the covers but unfortunately almost all of them have old, ugly and deteriorating paint. do i have any reasonable options here? our painting contract told us he...

Wife and I just purchased a home and moved in on the 23rd of December. We noticed a stank coming from the ac vents but choked it up to a stagnet unoccupied home in Florida. Boy were we wrong! We traced the smell to the entry way closet where the previous owners stored a very neglected litter box...

I have a ranch home with a full finished basement. I saw what looked like a tail sticking out of the wall register which is at floor level. We removed the register to find what looked like a family of dead mice!! Sooo not cool. There were approximately 7 deceased critters. Clean-up has been...

I have a Day and Night single stage high efficiency 80,000 btu furnace that is roughly six years old. I live at roughly 4500ft. I've had nothing but issues with my pressure switch since the house was built six years ago. Every winter generally starting in December, it will trip constantly. Most...

So the question is really in the title. My carrier air handlers fan will not shut off. I have done the following: checked to make sure the fan was not set to on via the nest t stat. pulled nest off the wall to see if the fan stopped, it didn’t changed the only relay inside the air handler unit...

Hi, A couple years ago, I bought some magnet air vent covers but they didn’t work well. I had put them inside of my vent instead (I know... I shouldn’t have because of backflow possibly damaging my unit. I know now). I took them off sometime a few years back and noticed the magnet/plastic was...

Hi looking for some technical help with our HVAC system. I just replaced the blower motor in our furnace and it is running constantly since the change. I’ve disconnected it from the thermostat to isolate the problem and it still fires up as soon as the power comes on and stays that way with or...

I'm trying to install a new thermostat. My system is only 6 years old. My current thermostat has this configuration. American Standard Thermostat OT1/Black OT2/Brown W3/Pink R/Red W2/Gray W1/White Y1/Yellow G/Green O/Orange B/Blue I am trying to install a Honeywell RTH7560E. Here are the...

I changed my thermostat wiring from 18 /4 to 18 /5 to provide a common wire. I took pictures of the thermostat and Furnace control board so I could rewire with no issues. After everything was wired, I tested the thermostat. AC works fine as does the fan. However, I cannot get the heat to turn...

Day and night - N9MSB0802120A1. Roughly 6 years old. So my limit switch keeps tripping. I used a multimeter to verify that it reads 24v when it trips. I also tested continuity and it was good. I removed the limit switch and used a jumper to keep the furnace running while using a meat...

Hello, 2 years ago I purchased a 3 ton Carrier performance series A/C from a local company. I am now looking to replace my 14 year old furnace. I have received numerous quotes and have the following options 80% Carrier infinity series from company A - $4,100 58TN0A070C17--16 use all existing...