Original roof ventilation goes back to the 1940’s and 50’s when insulation started being used in homes. This is when the original 1/300 ratio of ventilation was established (more on this later), after extreme moisture problems in attics. In the 1980’s when homes started to be closed up tighter...
James Allen Builders Handyman Services can take care of just about any home maintenance and repair issue. Years of experience in the construction industry has given us the unique perspective, knowledge and experience to be able to maintain and repair both common and uncommon problems with your home.