The higher the r value the better that material is for insulation.
Best roof insulation.
The boards provide highly effective insulation for your loft space and can also be decorated over.
Sheet insulation is designed for insulating the sloping sides of the roof and comes in the form of firm boards.
Additionally insulation serves as a way to enhance sound proofing on the uppermost envelop of your house.
There are lots of options for roofing materials available and here is a rundown of some of the most popular ones.
The answers to those questions will help you determine the best choice for your home.
Spray foam insulation vs fiberglass.
Can be used to insulate almost any part of your home from the roof down to the foundation.
An r value tells you how well a type of insulation can keep heat from leaving or entering your home.
Insulating in and around your roof attic space also prevents long term damage from moisture build up or ice damming which results from the warm air trying to escape through the apex of the roof but instead heating up the snow.
Water is insulation s enemy.
Insulation ratings are measured in r values per inch of thickness.
When looking at the best insulation materials to use in the crawl space the conversation is typically foam insulation vs fiberglass.
Look for water stains on the roof sheathing or damp or moldy spots on attic joists and existing insulation as a clue to where leaks might be.
Other insulation materials include foam wool and even insulated glass for windows.
The walls of the crawl space should be insulated with non water sensitive insulation that will prevent interior air from touching the cold surfaces.
Best for floors foundation and basement walls interior and exterior wall sheathing and low sloped ceilings.
Firm boards of either synthetic or natural materials this is the best solution for insulating the underside of your roof.
Loose insulation fiberglass or recycled fiber materials.
The best insulation for your home will depend on the situation and if you are replacing or supplementing existing insulation.
Box out light fixtures.
One way to assess what is the best insulation is by a measurement called an r value.
8 of heat loss is through the floor.
It creates a breeding ground for mold and mildew and ruins the air trapping pockets that block heat flow.
The downside is that sheet insulation tends to be the most expensive type.
R value is a measurement based on a material s ability to resist heat flow.
Asphalt shingle roof and vinyl siding.
26 of heat loss is via the roof.
Some sheet insulation boards are available with a fire resistant moisture resistant or decorative covering.
Insulation r values vary based on the type thickness and density of the insulation material.
33 of heat loss happens through the walls.
