Your Local Certified Energy Expert®: Trained. Tested. Trusted.
O.C. Cluss has been certified by Owens Corning, the leading name in fiberglass insulation, to provide customers with an outstanding combination of energy expertise and assurance.
As an Owens Corning® Certified Energy Expert® professional, we work with builders and homeowners alike to help make buildings and homes quiet, comfortable and energy smart. You’ll have peace of mind that your experienced Certified Energy Expert® team is trained, tested and trusted to help make any home or building a better place to be.
Trained to Optimize Comfort. With extensive training in thermal performance, moisture prevention, air filtration, ventilation and more, Certified Energy Expert® professionals are more than insulation installers. We’re expert consultants with building science background, code knowledge and hands-on experience to help optimize comfort, noise control and energy efficiency.
Tested for Proven Performance. As a Certified Energy Expert® professional, we have proven our ability to apply advanced building science knowledge and deliver comprehensive solutions. In order to be recognized as an elite insulation contractor, we’ve been tested to ensure Grade 1 installation quality. We are dedicated to upholding the highest standards and practices, and we deliver the verified R-value and proven insulating power of Owens Corning PINK® FiberglasTM insulation.
Backed by a Trusted Leader. When you choose O.C. Cluss, you get the peace of mind that comes from knowing your insulation contractor has been trained and certified by Owens Corning. That certification comes along with a limited lifetime warranty on the #1 most trusted brand in insulation* and an industry-exclusive limited lifetime warranty on the installation workmanship†—for a level of confidence that no other insulation material or brand can match.
*Source: Home Innovation Research Labs Builder Panel, April 2019
†See actual warranty for complete details, limitations and requirements. For the lifetime of the Home beginning from date of installation by an Owens Corning® Certified Energy Expert®.