Search: Posts Made By: dennism
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Replies: 4
Views: 9,078
Posted By dennism

Combination lousy flashing job and chimney in...

Combination lousy flashing job and chimney in need of repair.

I would cap the top/wash with copper like this;
Copper Chimney Wash - Cap Flashing...
Replies: 21
Views: 1,582
Posted By dennism

If you leave the insulation out till spring, for...

If you leave the insulation out till spring, for the rest of the winter the heat from the house will go right through the attic, heat the roof and cause massive ice dams. Doing more damage to the...
Replies: 10
Views: 8,880
Posted By dennism

Canadianguy, You need to run the heat cables...

Canadianguy,

You need to run the heat cables along the bottom of the gutter and down the downspout in addition to what is on the roof. At least 3' below the ground line. Otherwise the water just...
02-13-09, 09:30 PM
Replies: 11
Views: 14,815
Posted By dennism

Can, gable, ridge vents will all help. ...

Can, gable, ridge vents will all help.

Adding soffit vents to the above will work much better.

You can add insulation to 2x4 rafters. Just make sure to install some type of rafter baffle so as...
Replies: 7
Views: 1,944
Posted By dennism

Oh, the things we do for short term gain. ...

Oh, the things we do for short term gain.



How about selling one of the properties and make the other livable?
Replies: 1
Views: 1,260
Posted By dennism

I would suggest completely removing the cellulose...

I would suggest completely removing the cellulose insulation from between the rafters. (your straight red line) And make sure you have soffit ventilation.

Soffit Vents and Attic Ventilation...
Replies: 9
Views: 3,645
Posted By dennism

That is a myth. Roof Ventilation | The Short...

That is a myth.
Roof Ventilation | The Short Circuit Myth (http://roofingcontractorreview.com/Roof-Ventilation-The-Short-Circuit-Myth.html)

You most likely do not have enough soffit venting if...
Replies: 12
Views: 8,409
Posted By dennism

SMRT, You may want to start here; ...

SMRT,

You may want to start here;

http://www.crrel.usace.army.mil/library/booksnongovernment/MP02-5778.pdf

Good report dealing with cathedral ceilings.
Replies: 3
Views: 1,966
Posted By dennism

Ice dams and condensation are the result of not...

Ice dams and condensation are the result of not enough insulation and/or not enough ventilation.

Check these links for more information.

Blockage of soffit vents;

Soffit Vents and Attic...
01-22-09, 05:29 PM
Replies: 12
Views: 3,504
Posted By dennism

Larry, What you are suggesting with the...

Larry,

What you are suggesting with the rigid foam panels is similar to what twelvepole was gettting at. Check out the link he provided.
Replies: 6
Views: 4,932
Posted By dennism

No, the effectiveness of the ice shield is not...

No, the effectiveness of the ice shield is not diminished by low temperature.

It could be installed wrong.

Or it may be the wrong situation to install it at all.
Replies: 11
Views: 6,194
Posted By dennism

Hi Rodger, Not sure why you brought up such...

Hi Rodger,

Not sure why you brought up such an old thread but, hey, those are some nice ventilators and massive ridge vents.

In this case however, the house has an attic and there is no reason...
01-05-09, 07:42 AM
Replies: 3
Views: 905
Posted By dennism

Attic ventilation is going to be dependant on the...

Attic ventilation is going to be dependant on the design and structure of the house.

Here's a link to some attic/roof ventilation information.

Roof and Attic Ventilation...
Replies: 5
Views: 1,111
Posted By dennism

Fascia vent by DCI products is one. Other...

Fascia vent by DCI products is one.

Other than a large project involving re building the soffit to include an overhang this should work fairly well.

The vent goes behind the gutter and the...
Replies: 16
Views: 10,067
Posted By dennism

Even a well insulated and ventilated roof can...

Even a well insulated and ventilated roof can have ice dam problems.
A lot depends on the design and orientation of the roof.
And weather conditions.
...
Replies: 16
Views: 10,067
Posted By dennism

You can install a heating cable controller so...

You can install a heating cable controller so they turn on only when neccessary.

http://www.roofingcontractorreview.com/gallery/d/429-11/Heat+cable+control.jpgClick for larger image...
Replies: 4
Views: 8,690
Posted By dennism

Yes to gutters and metal roof. Try to hang...

Yes to gutters and metal roof.

Try to hang the gutters below the roof plane to protect from sliding snow and ice. You can also use a gutter cover and snow guards as in the photo below.
...
Replies: 6
Views: 1,546
Posted By dennism

Agree with gunguy. Ask for the remaining...

Agree with gunguy.

Ask for the remaining vent to be installed. Not a lot of work.

The contractor should know that a happy customer is worth that little bit of extra effort.
12-01-08, 11:12 AM
Replies: 5
Views: 2,943
Posted By dennism

Ditto on that info except for the closing of the...

Ditto on that info except for the closing of the gable vents. The extra venting will only help.
This site and video might help explain Roof and Attic Ventilation...
Replies: 6
Views: 1,546
Posted By dennism

Ridge ventilation

Necessary is a relative term. But it is a good idea to vent all peaks.
If it was in the contract to install ridge vent at all ridges, it should be installed.

Some ridge vents, usually plastic or...
Replies: 2
Views: 1,256
Posted By dennism

I've used the Air Vent brand without any problems.

I've used the Air Vent brand without any problems.
Replies: 6
Views: 4,237
Posted By dennism

copper gutters

Not very economical to remove the old gutters and try to flatten then rebend. Nor can you just rebend the face in a brake if it has the curves.

You can hammer and flatten some of the dents and...
Replies: 5
Views: 5,718
Posted By dennism

The confusion problably stems from some giving a...

The confusion problably stems from some giving a simple, one size fits all solution, to a fairly complicated subject.

Try these links for a little more info and see if that helps with your...
Replies: 4
Views: 4,247
Posted By dennism

More important on the eaves. Protects the...

More important on the eaves.

Protects the roof decking edge from water and supports the shingles.

Ice shield is a rubberized membrane to protect the roof from ice dams. Drip edge is a...
Replies: 2
Views: 691
Posted By dennism

What gman said and; Assuming these are...

What gman said and;

Assuming these are asphalt shingle ridges, they should be lapped so as to have a double layer of shingle. Deteriorated surface ridges should be no problem. I would save your...
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