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TYPES & R-VALUES OF INSULATION

INSULATION TYPE

R-VALUE
PER INCH

APPEARANCE

SPRAY FOAM
CLOSED CELL

5.5 – 6.0

Rigid spray foam that expands into the cavity and sets up fairly rigid. Many different colours. Different colour for each brand. 

SPRAY FOAM
OPEN CELL

3.6

Soft, compressible spray foam that expands into the cavity. A white to yellow colour

FIBERGLASS
SPRAY-ON
ULTRA FIT DS PLUS

4 - 4.36

A soft white fiber that is form fitted in wall cavities

FIBERGLASS
BLOWN-IN
LOOSE FILL IN ATTICS

2.65

A very light fibrous fill, usually white, pink, or yellow

FIBERGLASS
BLOWN-IN
DENSELY PACKED IN WALLS

4

Light fibrous fill, usually white, pink, or yellow

FIBERGLASS BATTS

3.0 – 3.7

All batts come in plastic-wrapped bales. The products are like fibrous blankets, long and wide enough to fit snugly between wall studs

CELLULOSE
BLOWN-IN
LOOSE FILL IN ATTICS

3.4

Fine particles usually grey in colour, denser than glass or mineral fibre.

CELLULOSE
BLOWN-IN
DENSELY PACKED IN WALLS

3.67

Fine particles usually grey in colour, denser than glass or mineral fibre.

MINERAL WOOL

2.8 – 3.7

Same as fibreglass.

VERMICULITE
SOME TYPES MAY CANTAIN
ASBESTOS. USE CAUTION

2.08

There are many different types of vermiculite insulation and the appearances can be quite different.
Go to google images and type in vermiculite. Some type may contain Asbestos.

ASBESTOS
CANCER CAUSING

 

Call a professional
More Info: http://www.hc-sc.gc.ca/cps-spc/house-domes/decor/construct_asbestos-amiante-eng.php

Urea-formaldehyde foam
ALSO KNOWN AS UFFI
DANGOUIS

4.48

UFFI is a low density foam that has the appearance and consistency of shaving cream, and becomes stiff and self-supporting when it dries or cures


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