Search: Posts Made By: doug thomas
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02-17-06, 06:28 AM
Replies: 3
Views: 1,475
Posted By doug thomas

If you are going to be lifting the batts up...

If you are going to be lifting the batts up anyways, why not take the opportunity to tape / seal / caulk your ceiling joint & penetrations.

Or get the best of both worlds: thin coat foam plastic,...
Replies: 2
Views: 1,932
Posted By doug thomas

Water-tight roof underlayments are recommended in...

Water-tight roof underlayments are recommended in your area over both ventilated and unventilated roof decks.
02-15-06, 07:46 AM
Replies: 14
Views: 4,139
Posted By doug thomas

Resercon You would be correct if all items...

Resercon
You would be correct if all items inside the home were at a uniform temperature - in this case, there would be no radiant drive to the drywall surfaces.

In reality, windwashing,...
02-14-06, 07:07 AM
Replies: 8
Views: 3,126
Posted By doug thomas

The answer to your questions is "yes"

The answer to your questions is "yes"
02-14-06, 07:05 AM
Replies: 5
Views: 2,934
Posted By doug thomas

Adding unfaced insulation to the attic should be...

Adding unfaced insulation to the attic should be appropriate. Before then, it is a good idea to lift up the existing insulation and caulk & tape all joints & penetrations, as this can represent a...
Replies: 3
Views: 1,582
Posted By doug thomas

I'm thinking improper flashing at the base of the...

I'm thinking improper flashing at the base of the brick cladding. This would explain the height of the water marks.
02-13-06, 06:54 AM
Replies: 4
Views: 939
Posted By doug thomas

Your stucco will be relying on the block cores to...

Your stucco will be relying on the block cores to keep both the stucco and block dry. Don't block off the top or bottom of the CMUs.
02-13-06, 06:51 AM
Replies: 8
Views: 3,126
Posted By doug thomas

They sell baffles to manage the soffit vents. ...

They sell baffles to manage the soffit vents.

As well, you may want to consider the use of a radiant barrier on the underside of your roof. In a low humidity / high solar heat gain environment, a...
02-13-06, 06:49 AM
Replies: 9
Views: 889
Posted By doug thomas

Most people can't afford to have housewrap...

Most people can't afford to have housewrap installed to a level of quality that will have any significant effect on how drafty their house is. Most people use the house wrap to keep rain out of the...
Replies: 3
Views: 1,107
Posted By doug thomas

It's not a reasonable expectation for people to...

It's not a reasonable expectation for people to keep their humidity circa 20%; you should be able to live in the house with the humidity at 36%. If interior humidity IS the culprit, well then it's...
Replies: 3
Views: 1,107
Posted By doug thomas

Interior house humidity is at a reasonable level....

Interior house humidity is at a reasonable level. Could be lower, but does indicate that interior humidity can only be the source if the air-tightness of the ceiling joints / wall separations /...
02-10-06, 10:31 AM
Replies: 2
Views: 1,038
Posted By doug thomas

Check the Armstrong website tile catalogs from...

Check the Armstrong website tile catalogs from the 1970s if your tiles are in there & what the asbestos content is - they are likely asbestos tiles. In which case you have to work with water to...
02-10-06, 06:19 AM
Replies: 6
Views: 1,002
Posted By doug thomas

Please don't insulate between the lower ceiling &...

Please don't insulate between the lower ceiling & the upper ceiling. It would block heat from reaching the upper ceiilng, without blocking moisture. Which means the upper ceiling is now cold, and...
Replies: 4
Views: 1,390
Posted By doug thomas

You're in Milwaukee and you have summer heat...

You're in Milwaukee and you have summer heat penetration issues?

Before you spend all this money on re-roofing, why not evaluate the effect of those roof windows?

Use a 5-day forecast to pick...
02-09-06, 11:49 AM
Replies: 19
Views: 18,889
Posted By doug thomas

Usually it'd consist of one of the spary foam...

Usually it'd consist of one of the spary foam insulations, installed as a thin coat. That way, you're relying on the existing insulation for R-Value, and on the foam plastic to prevent hot humid air...
02-09-06, 11:43 AM
Replies: 13
Views: 10,894
Posted By doug thomas

Grading will help. A little excavating to...

Grading will help.

A little excavating to install damp proofing / exterior insulation will help against frost heave and solve the leak problem.
02-09-06, 11:40 AM
Replies: 4
Views: 939
Posted By doug thomas

Block needs to breathe. Use a breathable...

Block needs to breathe.

Use a breathable injectable foam in the furring space, installed from the attic. It will amaze you.

And realize that cold air is only coming in through the block walls...
02-09-06, 11:38 AM
Replies: 3
Views: 1,102
Posted By doug thomas

Start at the top of the wall and work down. ...

Start at the top of the wall and work down.

For example, if you have enough to do a top 4-ft perimeter, it is better than doing 2 walls with 8 ft.
02-09-06, 11:29 AM
Replies: 4
Views: 1,756
Posted By doug thomas

Egghead I hope Leventmine's house isn't new,...

Egghead
I hope Leventmine's house isn't new, because his slab will continue to bleed moisture toward the living space for a few years. At least it would if the poly weren't there. So now it will...
02-09-06, 07:11 AM
Replies: 6
Views: 1,002
Posted By doug thomas

Is the 14" space a plenum? It may have been added...

Is the 14" space a plenum? It may have been added when the house was switched over from hot water / steam heating to forced air. Or maybe when the house was switched over to being unheated to heated....
02-09-06, 07:07 AM
Replies: 4
Views: 1,041
Posted By doug thomas

Is the basement heated or unheated? Dirt floor...

Is the basement heated or unheated?
Dirt floor or slab?
Finished basement or unfinished?
How old is the building?
02-09-06, 06:41 AM
Replies: 4
Views: 1,665
Posted By doug thomas

Asbestos was manufactured as a component of 2x2...

Asbestos was manufactured as a component of 2x2 acoustic tile ceilings, pipe insulation elbows, 9x9 floor vinyl floor tiles (up to about 1969) and 12x12 up to about 1981, and VERMICULITE INSULATION...
02-08-06, 07:01 AM
Replies: 3
Views: 2,190
Posted By doug thomas

Seal any and all penetrations, and all edges/...

Seal any and all penetrations, and all edges/ corners of the gypsum board.

Rigid foam board will act as a condensation plane especially if there is a vapor barrier facing. It will happen as long...
02-08-06, 06:14 AM
Replies: 3
Views: 975
Posted By doug thomas

I can appreciate that ridge venting is not always...

I can appreciate that ridge venting is not always an option with some houses due to snow obstruction or structural considerations.

Doubling up the attic fans on one side of the house can work, but...
02-07-06, 12:59 PM
Replies: 3
Views: 2,190
Posted By doug thomas

This is a good question and I'm glad you asked...

This is a good question and I'm glad you asked it. If you already have insulation, even 3" of insulation, then the heat that is getting into your attic is not through conduction. Adding insulation...
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