How To Insulate Garage Ceiling Rafters

Types of garage roof pitched or flat.

How to insulate garage ceiling rafters. This garage is located in the north cascades 2000 elevation in washington state with a typical yearly temperature range of 0f 105f. Insulating the ceiling is the most important part of the garage because heat rises and escapes through the roof. Garages built without attics are also prime candidates for insulation. For example if the space beneath the rafters is going to be used for a living area then you will need to insulate the roof rafters.

Apply insulation between rafters when finishing an attic into a heated room or when building a cathedral ceiling in the home. You can insulate the walls ceiling and door of the garage to the highest r value possible but if you fail to fill those air gaps you ll still be wasting a lot of heat. Ideas for insulating a garage ceiling 2 how to install insulation in garage. Insulating a garage door can be more involved than insulating the walls and ceiling.

Similar to wearing a hat in the winter you need to make sure the top of the garage is protected to trap the heat in. If the garage is open to the rafters the boards that support the roof use r 38 insulation between the rafters at the roof if they are 10 inches deep. Let s take a look at how to perform a garage ceiling insulation effectively. Whether you need to insulate your roof rafters will depend on what you intend to do in the space directly beneath the rafters.

How to insulate a garage door. So before insulating go around the garage with a can of low expanding spray foam and seal all gaps and cracks that let in the daylight. My main goal is to keep it from getting much below freezing during the winter. This will allow you to add the needed insulation.