Find your zone on the map and then use the above insulation r value chart to determine the level of insulation you need to properly insulate your attic walls floors and crawlspaces.
Attic insulation above bathroom.
Up in the attic clean the ceiling surface around each fixture slit the cover to accommodate the electrical cable and place the cover over the fixture.
Most of the time all you have to do is just fasten the insulation again.
These r values are a sum meaning this should be the total r value once you add up the entire depth of insulation.
For diy attic insulation you ve got two choices.
Once you ve decided which type is best for you examine the material options and prices to home in on the right product.
Probably in more place than you think.
Loose fill or batt the common term for blanket insulation.
Blowing attic insulation isn t hard but it s dusty sweaty work.
So go to the attic and do that.
Both can be added to uninsulated attics or layered over existing material.
Now it will be safe to heap insulation onto that spot.
Insulate water heaters to prevent costly energy loss.
To make insulating an attic easier grab a helper and set aside two days.
Adding insulation to your water heater can reduce standby heat losses by 25 to 45 percent.
We insulate the bath vent ductwork to minimize the condensation that will otherwise occur as warm moist bathroom exhaust air passes through cool ductwork in the building attic or roof cavity.
In addition to walls and attics insulation should be installed in ceilings with unheated spaces basement walls floors above vented crawl spaces cathedral ceilings floors over unheated garages or porches knee walls and in between interior walls especially bathrooms as well as ceilings and floors.
Apply the sealant around the cable and along the edge of the cover where it rests on the ceiling.
But saving 1 000 or more with blown in ceiling insulation will make up.
Our photo above shows a long routing of bath vent fan ducts across an attic floor to an exit at the building soffit or eaves and the condensation of.
Not sure where exactly to insulate.
Look for insulating pre cut jackets or blankets with an insulating value of at least r 8.
One for attic prep and the second to actually blow the insulation.
Try aluminum tape or zip ties to fasten the insulation you may get a better result.