Question: Can You Have Too Much Insulation In Your Ceiling?

Can you have too much insulation in your loft?

As long as you ventilate your property properly, you can have as much insulation as you like within reason.

The trick with loft insulation is to balance the amount of insulation you have with the amount of ventilation necessary to prevent damp.

Again, as long as the loft has adequate ventilation, this is fine..

Can I insulate my ceiling?

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.

What insulation should I use in my ceiling?

Depending on where you live and the part of your home you’re insulating (walls, crawlspace, attic, etc.), you’ll need a different R-Value. Typical recommendations for exterior walls are R-13 to R-23, while R-30, R-38 and R-49 are common for ceilings and attic spaces.

What are the disadvantages of insulation?

Disadvantages: Can be itchy to install — you’ll need protective clothing. Rolls of fiberglass must be cut by hand to fit spaces. It compresses easily, which causes it to lose insulating properties. Environmental issues: Phenol formaldehyde, linked to cancer, is being phased out as a binder.

Is it better to insulate ceiling or roof?

Saving energy costs by preventing heat loss due to heat conduction. Preventing the roof from accumulating moisture damage. Ease of construction- insulating the ceiling can be easier than insulating the roof, particularly with older homes.

How dangerous is insulation?

There is no evidence currently of long-term damage from inhaling fiberglass particles, and workers who come into regular contact with fiberglass insulation are not considered to be at any higher risk of lung and breathing problems, especially if they wear proper safety attire.

Can you use too much insulation?

It is possible to over-insulate your house so much that it can’t breathe. The whole point of home insulation is to tightly seal your home’s interior. But if it becomes too tightly sealed with too many layers of insulation, moisture can get trapped inside those layers.

What is the most efficient insulation?

Spray foam insulationSpray foam insulation is the most energy-efficient insulation to create an air barrier in the attic. Certain spray foams can expand up to 100 times its original size, so it fills all of the nooks and crannies in the attic.

Can too much insulation cause condensation?

Advances in housing insulation have meant a big increase in condensation problems. Homeowners are being warned to act to prevent damp talking hold. Ironically, condensation and dampness is getting worse as homes become better insulated.

Is it OK to insulate roof rafters?

Insulating between rafters will do no good, because the attic should be ventilated, and the rafter insulation would be between two unheated spaces. You can add insulation to the floor; the more the merrier. … Also, make sure the attic is well ventilated. Cold roofs prevent ice dams.

Should you insulate between roof rafters?

The general advice we give is that you should always insulate between and above the rafters (warm roof) or between and under the rafters (cold roof).