Fiberglass Insulation
Inherent R-Value of Fiberglass Insulation
Apart from the toll of the insulation, the R-value is i of the almost of import characteristics you call for to view when purchasing your insulation.
The R-value is a mensurate of how well an insulating fabric tin can resist estrus menses. In theory, the greater the R-value, the greater the power of the insulation fabric to continue oestrus in. The R-value is likewise proportional to how thick or how dense your insulation is.
Blown-inward fiberglass has an inherent R-value of 2.two-2.7, as well as the batts are iii.1-three.4.
Fiberglass insulation tin can be used in many forms too inwards dissimilar parts of a abode, merely roughly places ask greater R-values inwards comparison to others.
So, yous may involve to view not only the grade of insulation to function only too how much estrus needs to live contained inwards that area and how thick the insulation needs to live to accomplish this. For example, the R-value for ceiling or attic insulation may be higher than for wall insulation.
Thickness Guide
| R-value | Batts as well as roll (inch) | Blow-inwards (inch) |
| R30 | eight.25 | 10.25 |
| R38 | x to x-one/4 | 12.75 |
| R40 | eleven.30 | 12 |
| R49 | xiv | xvi.25 |
| R50 | fifteen | fifteen-xix |
| R60 | 19-22 | sixteen-xx |
Cost of Fiberglass Insulation
If y'all are coin-conscious in addition to need something affordable, then beingness at fiberglass insulation station is where you want to live.
It is 1 of the virtually affordable insulations on the marketplace today, costing about $0.64 in addition to $ane.twenty per board human foot if you lot are installing batts in addition to around $0.l too $one per board pes if y'all are blowing inwards the fiberglass.
These fiberglass price estimates exclude labor for installation. The price for installation of batts tin reach betwixt $i.87 together with $ii.97 per board foot.
It is notwithstanding more affordable than its other competitors, like spray foam insulation, which tin can cost around $one to $five per square foot.
Is It Easy to Install?
The installation procedure isn’t too difficult.
When it comes to installing fiberglass batts, y'all would merely call for to have your batt pieces too place them inwards the gaps in your walls. And because of the type of material fiberglass insulation is made from, it lays quite rigid (all the same really flexible) in addition to fills gaps inwards walls quite efficiently.
If you are installing insulation on ceilings, you lot volition have gravity against you lot together with involve to staple them to the ceiling boards alongside the assist of a friend.
Rolls are also DIY every bit you would only involve to gyre the insulation into the required spaces in addition to are not in pieces similar batts are.