USEFUL LINKS
Urea-formaldehyde foam insulation (UFFI) was developed in Europe in the 1950s as an improved means of insulating difficult-to-reach cavities in house walls. It is typically made at a construction site from a mixture of urea-formaldehyde resin, a foaming agent and compressed air. When the mixture is injected into the wall, urea and formaldehyde unite and "cure" into an insulating foam plastic.
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Too much moisture in the air can lead to mold, and has been linked to respiratory problems for home occupants. CMHC provides useful information about humidity and moisture problems and outlines a number of different solutions to ensure satisfactory humidity levels in the home.
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Asbestos (pronounced /æsˈbɛstəs/ or /æzˈbɛstəs/) is a set of six naturally occurring silicate minerals,[1] which all have in common their eponymous asbestiform habit: long (roughly 1:20 aspect ratio), thin fibrous crystals, with each visible fiber composed of millions of microscopic "fibrils" that can be released by abrasion and other processes.[2] They are commonly known by their colors, as "blue asbestos", "brown asbestos", "white asbestos", and green asbestos.
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Knob-and-tube wiring (sometimes abbreviated K&T) was an early standardized method of electrical wiring in buildings, in common use in North America from about 1880 to the 1930s.[1][2] It consisted of single-insulated copper conductors run within wall or ceiling cavities,
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Heating and Air Conditioning
Paul Najgebauer
416-910-0691
www.ductless.ca
TradesMan Electric Inc.- Master Electrician ESA
416-856-0213
MAC Renovations
From small jobs to large renovations including additions.
Mike Budzalewicz
416-271-7025
Mirpol Roofing
Miroslaw (Miro) Potrzuski
Tel. 905-203-0043
Cell. 416-995-4105