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0
votes
1answer
45 views

Condensation running down pipe connecting furnace thru ceiling to chimney

I had a new downflow 80% efficient furnace installed in 2006. I don't use it regularly as I normally heat my home with my woodstove (separate chimney). But I have used this new furnace many times ...
1
vote
1answer
144 views

Air handler condensation draining problem

For the life of me, I cannot figure this out. My air handler and heat pump were installed in 2006 and work great. For the first summer since I've owned the home, condensation started to not drain ...
0
votes
1answer
38 views

Should I add an escape register for added ventilation in A/C duct to reduce condensation?

I have a condensation and drippage problem where my 8" exposed circular AC duct comes out of the ceiling. Above the ceiling is the attic, meaning it gets pretty hot. The pipe comes out of the ceiling ...
0
votes
0answers
26 views

How can I prevent condensation under vapor barrier on a 1st floor room with flooring?

We bought last year an apartment of the 1st floor. The building has garages and utility rooms right under our level and the two bedrooms face north. One of the bedrooms has actually an external wall ...
0
votes
3answers
77 views

What kind of damp do we have?

We have a damp problem in a 1920s semi-detached house we moved into 8 weeks ago. We are not sure if it's a condensation problem, or penetration from the outside, or even rising damp on the ground ...
1
vote
2answers
104 views

Should I reroute my condensate line to prevent freezing?

During the recent cold snap in the NorthEast we had the drain line from our condenser pump (High Effeciency Furnace) freeze (Just the last inch or so which plugged it) and that meant lots of water ...
0
votes
0answers
148 views

What thickness Styrofoam should be used to insulate a toilet tank?

So, based on my question here, I like the idea of insulating the inside of the toilet using Styrofoam because it seems more interesting/fun than installing a mixing valve. I plan to use silicone caulk ...
6
votes
3answers
2k views

How can I eliminate condensation on my toilet tank?

My toilet is getting a great deal of condensation on the tank and dripping onto the floor. What can be done to address condensation on the exterior of a toilet tank?
1
vote
3answers
208 views

What makes water condense on the interior of the windows at night when it's cold? [duplicate]

While staying with some relatives, I noticed that all their windows experience terrible interior condensation at night and am wondering about what they can do to prevent it. The house is kept to 70 ...
5
votes
3answers
245 views

How do I prevent condensation on my balcony windows?

On the street, temperatures at night are about -5 °ะก and about 8 °C during the day. In the apartment it is about 25 °C. So, there is condensation on the windows and I don't want to wipe ...
1
vote
2answers
311 views

Do Silent Condensate Pumps for Air Conditioners exist?

I need to install a Condensate Pump in a new A/C in a bedroom, and there is no choice but to pump the condensate up to a drain on the roof. The A/C technicians have told me about different types of ...
1
vote
1answer
546 views

Should I insulate the exterior foundation wall above grade or insulate the interior basement wall?

An existing basement wall is not insulated on either side. Humidity inside is causing significant sweating on the cold wall in the winter months. Outside, the top 4 feet of wall are exposed above the ...
1
vote
1answer
496 views

Why am I having an attic ventilation problem this year when I didn't last year?

This winter in the attic I noticed ice on the roofing nails. Obviously warm moist air condensed and then froze on the cold nails. When the weather broke and warmed up a bit, I was back up in the attic ...
2
votes
3answers
2k views

How can I fix a small slightly damp area in my basement wall?

I am in the process of converting a bedroom in our walkout basement, into an office. Back in 1999, the previous owner had finished the basement. The basement foundation walls are hollow cinder ...
3
votes
1answer
64 views

Can remodeling work around a window cause moisture / condensation problems?

I had flashing repair work done around one of three windows in my bedroom last summer. When it started getting cold, I noticed moisture / condensation on one of my windows. I thought it would go away ...
2
votes
1answer
596 views

What is causing my front door to sweat?

The front door of my house (which is rarely ever used) sweats so badly during the winter. At first I thought it was just the glass, but after a closer look it appears that the rescued areas are also ...
1
vote
1answer
120 views

Why am I getting condensation on vapour barrier?

I installed some vapour barriers on the windows recently due to it getting a bit cold, but have been noticing that I've been getting a fair bit of condensation on the inside facing part of the ...
4
votes
3answers
11k views

How can I prevent my HVAC condensate drain line from freezing?

Last night, my heat (forced air) suddenly stopped. Today, a plumber figured out that my heater is 90% efficient, produces lots of condensate, and the drain line had frozen. We went outside and saw ...
3
votes
1answer
293 views

Could sound insulation around copper pipes cause condensation?

A leak in the bathroom, above the kitchen, started as a small water stain on the ceiling. I opened the ceiling and determined insulation (2 insulation pieces), that was placed to absorb the sewer ...
2
votes
4answers
2k views

What to do with a cold corner?

I live in an apartment on the 4th floor. My bedroom has the misfortune of being in the very corner of the building - it has two outer walls. On top of that, the corner between these two walls is ...
4
votes
1answer
2k views

How can I prevent water from collecting near the blower fan blades of a portable air conditioner?

I have a GE portable Air Conditioner (APH10AA). It's about 10 years old (I guess; we got it used). It works good (blows cold air), but in the last year or two it's regularly been getting water ...
2
votes
4answers
3k views

Could insulation around copper pipes cause condensation problems?

Should you insulate hot water pipe (copper) located in an attic? I live in Louisiana, where it rarely gets cold. The plumbers insulated the hot water pipe from the tankless water heater. Now ...
2
votes
1answer
162 views

I think I may have fixed my boiler but how could this have helped?

I am an unbelievably "low confidence" DIYer, having only ever rented properties, which limits the stuff you're supposed to do, for liability reasons. However, we had a boiler issue where it was ...
2
votes
0answers
412 views

How to avoid water build-up in bathroom's passive ventilation shaft?

Our apartment building is 23 years old, and the bathroom has passive ventilation: basically there's a hole in the wall just under the ceiling, where warm moist air slowly escapes. It usually has a ...
2
votes
1answer
834 views

Why am I getting condensation on the first floor joists of my new build?

We're building a new house in New Hampshire. We insulated the 1st floor joists with batting last winter so the minimal amount of heat we had in the basement to prevent the foundation from cracking ...
2
votes
1answer
3k views

Why does my bathroom exhaust fan drip during the summer?

I've seen a lot of questions (including one on this site) about condensation on bathroom vents. However, they all seem to take place in winter, with consensus being that as the warm air from the ...
5
votes
3answers
5k views

AC Coolant pipe has condensation and leaks inside wall

I've got an old AC unit (probably 13+ years old) that came with the house that I bought. This summer I noticed some water damage on the drywall in the basement, so I cut the damaged drywall away, and ...
3
votes
2answers
1k views

Corrosion on copper pipes due to insulation (with foam)

My incoming water pipe is copper and it is a brand new installation with no leaks. But due to the hot humid weather (even in the basement) it sweats due to condensation. Should I insulate it? The ...