Structural Insulated Panels

Structural Insulated Panels (SIPs) are the choice that work best to create the most energy efficient envelope with timber framing. At Heavy Timber Truss and Frame, it starts with choosing the best components. At Heavy Timber Truss and Frame, we have worked with a variety of insulation's and firms. We have chosen to use Neopor SIP panels because they offer a number of advantages. SIPs are high performance building panels used in floors, walls and roofs for residential and light commercial buildings. SIPs are made with an expanded polystyrene (EPS) rigid foam core sandwiched between two structural skins of 7/16" oriented strand board (OSB). Panels are manufactured in standard thickness of 4 1/2", 6 1/2", 8 1/4", 10 1/4", and 12 1/4". Panels are manufactured in a standard dimension of 8' x 24'.

Heavy Timber Truss and Frame designs custom panels to exactly fit your home. These are called Ready-to-Assemble panels. The dimensions are taken right from the architectural plans and are factory machine cut to precise sizes. The panels foam cores are relieved for spline connections and top and bottom plates. Dimensional lumber is factory installed around window cut outs, wall corners and roof perimeters. Wire chases built into the panel at 16" and 44" from all factory edges. All window cut-outs and other scrap is recycled at the factory to eliminate site waste and disposal.

Heavy Timber Truss and Frame coordinates the delivery to your site just as the foundation is completed, your first-floor deck on, timber frame up and ready to begin the panel enclosure. Just-in-time keeps your site clean and orderly! All panel installation materials are shipped with the dimensional lumber, specialty SIP fasteners, splines and a foam-compatible adhesive. Wall systems are shipped together and are usually followed by the roof panel delivery 3 days later depending on the size of the home. While every home is different a rule of thumb is that assembly of the entire enclosure takes about 1/3rd the time the same home would take to stick frame. The stick frame home still then needs to be insulated whereas the panel is completely insulated. The difference is on site... TIME and as the old saying goes... "Time is Money"... and in this case it is yours!!

Heavy Timber Truss and Frame management's years of experience understands the building science and is one of the primary reasons we have chosen SIPs: high R-Value, no thermal short cut connections and low to no air infiltration. We ensure this performance through our experienced installation crew's understanding of their importance and dedication to properly install SIPs efficiently and effectively.

WHAT REALLY MATTERS. R-Value has long been the measure of energy performance. R-Value is a measurement of a materials ability to restrict heat flow. The higher the R-Value is of a material the better its insulating qualities, in theory. However, in practice, there is a lot more than R-Value that determines the performance of a building and is one of the most commonly misunderstood topics in construction today. At Heavy Timber Truss and Frame, we have been in construction for years have worked with all kinds of insulation and manufacturers. The following is some of the key factors:

Not all insulating materials provide constant performance during changing conditions of heat, humidity and time. The R-Value of fiberglass batt insulation declines in proportion to increases in humidity, they also "settle" from the fully fluffed installation due to gravity and collect air borne dust and dirt, reducing the R-Value. The SIP foam cores used by Heavy Timber Truss and Frame are expanded polystyrene (EPS). The R-Value of EPS is very stable and actually increases somewhat as temperatures decline. They also do not off-gas any harmful emissions.

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Our Mission

Our mission at Heavy Timber Truss & Frame, is to combine the beauty of old-world construction with the industry’s most energy efficient enclosure system, to create Timber Frame structures of unparalleled craftsmanship and sustainability.

When you choose Heavy Timber Truss & Frame for your project, from timber accents to a full timber frame home, you're choosing a Company that prides itself on the highest quality fit and finish possible. 

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