The primary reason to insulate any part of the home is to provide a thermal barrier between conditioned heated or cooled interior space and the outdoors or unheated spaces such as an unfinished.
Insulatinv attic wifh storage.
Insulation together make a very distinct improvement.
Hire a pro to install spray foam insulation.
The attic fan amp.
Why attic insulation r value matters for california homeowners at this point you may be wondering why this r value matters so much especially when it s for an attic that you probably go into once a year to fetch your christmas decorations.
There is an air handler with one large return and 3 ceiling grills 1 in each bedroom ceiling gable end walls are clay block with stucco on exterior.
If you re considering turning your attic into conditioned storage or living space it s worth changing tactics to insulate between the rafters and wall joists instead of the floor.
Adding insulation to the walls and ceiling won t keep an unheated attic substantially warmer in cold weather or vice versa in summer and it can create problems with attic ventilation if not done properly.
For example don t block any vents to protect your stored items from cold air.
If the finished attic is simply a storage area without the need for climate control you can leave the attic floor insulation in place but must forgo adding anything between the rafters.
Well your attic has a dramatic impact on the temperature throughout the rest of your home as well.
The noise while running the cooler on roof is much quieter.
Attic floor joists are 2x4 with blown insulation which is spotty in areas meaning none.
Cut two layers of r 19 fiberglass batt insulation slightly larger than the hatch and staple duct tape to the hatch edges to secure it in place.
The cooler temperature of the home was distinct right away.
Cover the attic hatch with a pillow of fiberglass insulation.
Roof rafters are 2x6.
Even easier you can also use a prefabricated attic floor kit designed specifically to raise the attic floor above the insulation.
I live in a 1921 brick and stucco house in climate zone 5a.
It has a gable roof with 2 large shed dormers 1 front 1 rear.
Ventilation is critical to the health of your home so make sure your storage plans won t affect the existing ventilation system.
A very good attic fan.
However if you keep the storage weight to a minimum you may be able to build a storage platform above the insulation by attaching supporting beams to the sides of the trusses.
Attic insulation between roof trusses.