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Air Sealing is Key!

Air sealing is key to the appropriate performance of roof ventilation by ensuring there is a barrier keeping unwanted moisture and temperature changes from entering conditioned spaces. Our experienced contractors can inspect your attic and…
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Diamond Certified Expert Contributor

We're honored to be in this month's Diamond Certified Expert Contributor! We're saving the world one attic at a time. Click here to read the full article http://experts.diamondcertified.org/greg-sutliff-alcal-specialty-contracting-inc/ #DiamondCertified
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Keep your house warm in the Winter and cool in the Summer with home insulation services from Alcal Specialty Contracting’s Home Services Division – Boise’s leading residential insulation contractors!

As your installed insulation services resource, Alcal’s Home Services Division will evaluate various options to achieve the best energy efficiency improvements for your home.  Whether you’re removing old contaminated insulation, air…
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Get 15% OFF Your Next Insulation Service!

Looking to increase your comfort AND save money on your utility bill? With an Air-Sealed attic floor and R-38 or greater attic insulation, you will save up to 40% annually on your heating and cooling costs.  Trust the Alcal Team in Boise…