LP FlameBlock Fire-rated OSB U350B

2:21    Commonly used in load-bearing partition walls in multifamily construction, including townhomes. Labor/material cost savings and reduction in dead load due to elimination of a layer of gypsum (vs. WP3820). Cost-effective, space-saving alternative to area separation fire walls using shaft liner (vs. UL375).Sound Transmission Class (STC) rating of 62

Mechanical Pressure

(0:54) Untreated outdoor air leaks into— infiltrates—the building when indoor pressure is less than the pressure outside. Control strategies typically strive to limit or eliminate infiltration as a means of minimizing HVAC loads and related operating costs. Conditioned indoor air leaks out of— exfiltrates from—the building when the pressure inside is greater than

2016-11-10T07:32:33+00:00 Animated Details, Media|

Roof Ice Dam

(0:47) An Ice Dam is a hump of ice that forms at the edge of a roof under certain wintertime conditions. An ice dam can damage both your roof and the inside of your home. An ice dam forms when the roof over the attic gets warm enough to melt the underside of

2016-11-10T07:32:33+00:00 Animated Details, Media|

Attic Convection

Natural convection is responsible for initiating the upward flow of air through an attic. This air current can be maintained to aid in continuous circulation of air through the attic if intake vents placed low in the attic make colder air available to replace the heated air exhausted through vents placed high in

2016-11-10T07:32:33+00:00 Animated Details, Media|
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