BENEFITS
The Most Energy Efficient
Building a concrete home with insulating concrete
forms (ICFs) saves energy and money. The greater insulation, tighter
construction, and temperature-smoothing mass of the walls conserve heating
and cooling energy much better than conventional wood-frame walls. This
reduces monthly fuel bills. It also allows use of smaller HVAC equipment,
saving money in construction.
This combination of
high R-values, low air infiltration, and high thermal mass is believed
to account for the amazing 25% to 50% energy savings of ICF versus
wood or steel-framed homes.
The Most Comfortable
The concrete walls of an ICF home have high thermal
mass, which buffers the interior of a home from the extremes of outdoor
temperature during every 24 hour cycle. This reduces both peak
and total heating and cooling loads.
Air infiltration in an ICF Home is
minimal due to the continuous air barriers provided by the foam insulation
and the concrete. Likewise, there are no convection currents within wall
cavities, no drafts.
The Strongest
The high-mass walls of an ICF home not only give it a
remarkably solid feel, but they also make it safer for the family. And,
the high-mass walls make your home a remarkably solid and secure investment,
too. Concrete homes have a proven track record of withstanding the ravages
of hurricanes, tornadoes and fires, when all the stick-built houses around
them are in ruins.
With ICF homes, the equation is simple. No Rot = Less Repair and Maintenance.
Neither polystyrene nor concrete will ever rot or rust. Concrete can
even be exposed to the elements for centuries with few ill effects. Reinforcing
steel, buried deep inside and protected by concrete's alkalinity, does
not corrode.
The Quietest
An ICF home or building provides you the quietest, most
comfortable environment because you have the highest possible insulation.
Concrete walls built with insulating concrete
forms effectively buffer a home’s interior from the outdoors. The thick
ICF sandwich of a massive material (concrete) with a light one (foam)
sharply cuts fluctuations in temperature, air infiltration, and noise.
They keep the inside of a house more comfortable and quiet than ordinary
wood frame walls.
In sound transmission tests, ICF walls allowed less than one-third as much
sound to pass through as do ordinary frame walls filled with fiberglass.
With double-glazed windows in ICF walls and beefed-up roof insulation,
you will rarely hear street noises or airport traffic.
The Safest
ICF homes provide a healthy indoor environment for your family. Nothing
held within or ordinarily emitted by an ICF wall is toxic. The measurement
of the air contents of actual ICF houses shows an almost complete absence
of any emissions.
Building with ICFs is also healthier for the environment because the
number of different building products is minimized, so the amount of
waste generated on the construction site is reduced.
(All of the above
copy based on ICFA web site)
The Green (Superior)
Way to Build
ICF is the way to protect not only
your family with stronger, quieter, safer construction but also our environment.
ICF homes save approximately 8.5 trees and effectively preserve nature’s
air filters. And, landfill
construction waste is reduced to less than 1% with ICF construction.
Energy
bills are reduced by up to 50%, which means a reduction in CO2 emissions
by the same amount. (ICFhomes.com)
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