[ General Questions ] [ Spray Walls ] [ Spray Roof ] [ Inject Walls ] [ Inject Roof ] [ Basements ] [ Rim Joist ] [ Storage Tanks ] [ Other Work ] [ Overhanging Floors ] Project Questionnaire
Estimate for Injecting the Closed Wall Cavities
In order to make gathering the information and answering these questions easier, we have published the
questions to a document you can download. There are two ways to download the document.
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Right click the "Download Word Document" or the "Download Text Document" link and select "save target as" from the menu. Save the document in the location of your choosing.
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If your computer has the proper combination of software you can left click the link and MS Word will open and you can click "Save as" to save document in the location of your choosing.
When the documents are complete, simply send an email to hfennell09@gmail.com and attach the completed documents.
This is a general listing and some of these questions may not apply to your
project. Please tell us the answers to only the questions that are relevant to your project.
If you are giving us length and heights of walls or roof areas, please include information about window and door sizes
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Please give the
dimensions of the area to be insulated (All,
just the first floor, etc.)?
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Is the installation to be done from the inside or the outside?
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Is there any old or
uninsulated ( i.e. knob and tube) wiring in the
cavities to be injected?
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What are the wall framing sizes (pre-1975
probably 4"), their spacing?
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How many square feet are to be injected?
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Is there strapping, blocking, or other obstructions?
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Are the walls all open, closed, or some of each?
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How are the rough openings framed and trimmed out?
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Are there window weight cavities and do you want them filled?
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Is there a specified minimum for the R-value of the walls, what R-value do you want?
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What are your plans for vapor control? (Polyethylene, dehumidification, etc.) See
http://www.foam-tech.com/theory/vapor_retarder.htm for more information.
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Are there high moisture levels and from what source?
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Are the basement walls included in the wall areas to be insulated?
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Is it balloon or platform framing?
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Are the wall cavities open to basement at the bottom?
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Are the rim joist areas (between the floors) accessible, on which floor levels?
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What is the inside finish (lath and plaster, sheet rock, open, etc.), how are they fastened to the framing?
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What is the outside sheathing material?
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What is the outside finish material?
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Are there specific problems with drilling holes to be addressed - special moldings, paneling, aluminum siding, asbestos, do we have to remove
finishes or just drill through them (are there gaps in the sheathing behind the finishes)?
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