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  ABOUT GREENBLOCK:
Greenblock Worldwide Corporation ™, headquartered in Stuart FL, is a manufacturer, marketer and installer of high performance Insulated Concrete Form wall systems for the residential and commercial construction industry. Greenblock offers a full ICF product line including both fixed-web and assemble-on-site panel systems in 4, 6,8,10 and 12 inch core widths.  Greenblock is the only ICF company to offer in-house installation services* featuring trained, experienced employee crews, company owned trucks, wall alignment systems, steel rebar and concrete placement.
Greenblock, known as the “Original ICF”, was founded in Europe over 40 years ago and has been used in literally thousands of structures since its inception. Our unique ICF design has earned us a reputation as the toughest block in the industry, and with our nationwide network of manufacturing facilities, distribution warehouses and professional installation services, we have the ability to provide a total, turn-key, high performance ICF wall system solution for homes and buildings.
 
As a member of the National Association of Home Builders (NAHB), the United States Green Building Council (USGBC) and the Green Building Initiative (GBI), Greenblock is committed to providing products and services to both the residential and commercial green building communities that will result in conservation of our natural resources. The use of Greenblock products can earn substantial credits toward green building certification.  
 For architects and engineers, Greenblock ICFs offer unlimited design options and flexibility, for both you and your clients. As members of the AIA we offer continuing education credit through either our in-person “lunch and learn” presentations or our new Online Campus where busy design professionals can learn about ICF construction from any computer with internet access, 24 hours a day, seven days a week.
 Advantages of ICF construction: 
  • Energy Efficient
The expandable polystyrene foam in a Greenblock wall provides a consistent R-24 Thermal Resistance over the life of the product.  This R-Value, coupled with the thermal mass characteristics of concrete, as well as the lack of air infiltration in an ICF wall, is known as “The ICF Effect”. The Greenblock system provides a wall comparable to that of an R-50 wood-framed or CMU wall. ICF structures are up to 70% cheaper to heat and 50% cheaper to cool than traditional wood frame or concrete block construction.
  • Sound Resistant
Structures using Greenblock ICF's achieve documented levels of STC (Sound Transmission Classifications) 50 (inaudible) or higher. Wood frame and CMU structures are typically rated an average STC 25, meaning people inside of the structure can hear and understand voices outside the structure. Outside noises such as close neighbors, traffic, aircraft, lawnmowers and leaf blowers are greatly reduced, making the structure a quiet, peaceful sanctuary.
  • Strong and Safe
Greenblock structures are much stronger than traditional building methods and materials. They provide exceptional protection from severe forces of nature, such as hurricanes and tornados. Greenblock foundation walls resist cracking and buckling up to five times better than concrete block walls. Greenblock walls are built with steel-reinforced concrete and carry a certified two to four hour fire rating depending on product type. ICF structures also improve indoor air quality by eliminating the holes and crevices that can trap moisture and foster mold and mildew growth. 
  • Environmentally Friendly and Sustainable
The decision to construct with Greenblock ICF’s is an environmentally responsible, sustainable choice. Buildings constructed with ICF’s will not only provide a safe and healthy environment for occupants, they will also save energy throughout their useful life of 100+ years, thus conserving our resources for future generations. Greenblock ICF’s are non-toxic, using no CFCs, HCFCs or formaldehydes, and the absence of “off-gassing” eliminates the possibility of air pollution or ozone depletion. The ICF manufacturing process is highly regulated and must meet stringent state and federal clean air-quality standards. The EPS foam in a Greenblock ICF is 100% recyclable and the plastic support ties are made with 100% reprocessed, post-industrial polypropylene resin. Greenblock ICFs contain approximately 40-50% post-industrial reprocessed material, by weight, depending on product type.

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Longhouse Trading Company Ltd.     Phone 250-248-5887     info@longhousecedar.com

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