What most green pundits blame on batt insulation is the fault
of fiberglass insulation.
The photo
of the fiberglass insulation below shows an example the work of someone who got the what but not the why.
Not exact matches
When you hear the word
insulation, rolls
of that pink
fiberglass stuff is usually what springs to mind in most people's heads.
• The steel front -
of - dash panel is sandwiched between two damping mats • Nylon baffles are used in various hollow portions
of the body structure and filled with sound - absorbing foam that expands when the body enters the paint oven • The headliner comprises five layers
of thermal fiber acoustic material, including a premium woven fabric on the visible outer layer • Patches
of sound - damping material are applied strategically throughout the body structure and melt into place when the body passes through the paint oven, allowing the patches to follow the contours
of the sheet metal below • Sound
insulation material between rear - body structural components that is made from recycled denim • Triple - sealed doors that feature
fiberglass «blankets» serve as water, airflow and noise barriers.
According to Consumers Report your attic should have 11 inches
of fiberglass (ie: pink
insulation) or rock wool (ie: Roxul) or 8 inches
of cellulose (ie: blown
insulation), at the very least.
One
of the architects explained it was constructed using layers
of plastic with
insulation,
fiberglass and resin.
Having or causing air not transfer heat via buoyancy
of air packet would be would be one
of best insulators, and this basically descriptive
of what
fiberglass insulation does - the
fiberglass inhibits the convection
of air.
The roof assemblies employ a combination
of mineral wool and blown in
fiberglass insulation.
This report describes research about a test implementation
of an unvented tile roof assembly in a hot - humid climate (Orlando, Florida; climate zone 2A); the roof was insulated with airpermeable
insulation (netted and blown
fiberglass).
This construction uses 2 layers
of 2» foil - faced polyisocynaurate
insulation against the concrete foundation and a 2x6 framed wall with R - 19 unfaced
fiberglass insulation in the stud space.
The surface temperature
of the underside
of the
fiberglass batt
insulation is also much colder than the floor sheathing — within one or two degrees
of the ground temperature.
The exposed surface
of the
fiberglass batt
insulation is below the dewpoint temperature
of the air in the crawlspace as is the exposed portion
of the wood floor joists and condensation forms on both the surface
of the
insulation and the surface
of the exposed wood.
These walls are typically insulated with blown cellulose
insulation (R - 3.7 / inch) or
fiberglass batt
insulation (R - 3.5 / inch), and overall installed
insulation R - values in excess
of 50 are possible.
Cellulose insulated walls are slightly more durable than
fiberglass insulated walls because cellulose
insulation is capable
of storing and redistributing small amounts
of moisture.
Remember,
fiberglass insulation alone saves far more CO2 than all renewables combined, and at a fraction
of the cost.
Then all the virtues
of the
insulation disappear and it becomes as leaky and awful as
fiberglass.
The building floor
insulation was also
fiberglass batting
insulation with an R - value
of 2.3 m ² - K / WS.
Cutting and fitting
of different
insulation products such as duct wrap,
fiberglass pipe
insulation, armaflex, and sheet metal for outside jobs to protect the
insulation
«It's 32 percent more efficient than
fiberglass because its R - value is higher, and it only needs to be applied once,» says William N. Turk, founder
of Pest Control
Insulation Systems in Homer, Ga., which manufactures the Thermal Accoustic Pest Control product.
It's well worth the expense: according to Remodeling magazine's Cost vs. Value Report,
fiberglass attic
insulation recoups over 100 percent
of its cost at resale.
Once again, quality, as opposed to speed, is
of the essence with this procedure, as only meticulously installed
fiberglass batt and blown - in
insulation will ensure your sound pollution from the environment remains low.
Total costs range from $ 617 for roll in
insulation of R - 13 installed DIY to $ 1,501 for
fiberglass roll
insulation of R - 19.