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Showing posts from October, 2017

Custom metal vision kits by Pemko sold, serviced and installed by House of Doors - Roanoke, VA

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Allegion brand products sold, serviced and installed by House of Doors - Roanoke, VA

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House of Doors - Roanoke, VA proudly sells, services and installs Allegion brand products including: Steelcraft hollow metal doors and frames, LCN closers and Von Duprin exit devices.

Vision Kits & Louvers supplied, serviced and installed by House of Doors - Roanoke, VA

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House of Doors - Roanoke, VA proudly sells, services and installs vision kits and louvers as manufactured by Pemko. Contact House of Doors - Roanoke, VA today for all of your commercial door, door frame, door hardware, ada low energy automatic operator, toilet partition and accessory needs.

Hollow metal doors sold, serviced and installed by House of Doors - Roanoke, VA

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Continuous Hinge supplied and installed by House of Doors - Roanoke, VA at Virginia Tech

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House of Doors - Roanoke, VA recommends the use of geared aluminum continuous hinges.
Geared aluminum continuous hinges are a secure and long-term solution for high-traffic commercial door openings, they reduce maintenance cost while outperforming traditional butt hinges in schools, offices, airports, storefront, hotels and public and industrial buildings!
It has been proven that a continuous geared aluminum hinge may last 50+ years and require little to no maintenance, saving you SUBSTANTIALLY over the life of the assembly
Geared aluminum continuous hinges have been proven to last over 25,000,000 cycles and are available to hold doors up to 1,000lbs
Geared aluminum continuous hinges have a proud history beginning in 1963 with Austin Baer, anMIT-trained engineer, who earned a patent for his design of hinge leaves with intermeshed gears. In 1968, he earned a second patent for addingthrust bearingsto the original design. All geared hinges today are based on this design, which distributes th…

Hollow metal doors supplied, serviced and installed by House of Doors - Roanoke, VA

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Roanoke, VA Fire Doors & Hardware supplied and installed by House of Doors

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Thermal Bow explained by House of Doors - Roanoke, VA

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WHAT IS IT?: Thermal bow is a temporary condition that may occur in certain applications of metal door openings.   WHAT CAUSES IT?: The cause of thermal bow is differing temperatures on either side of an opening.  When steel doors experience a temperature difference between the door faces, the top and bottom of the lock edge of the door begin to distort either toward or away from the frame stop.  The larger the temperature difference, the more extreme the bowing. WHAT HAPPENS?: The bowing will cause the door opening to function poorly, or not at all.  As the door bows, clearances decrease.  Misalignment of the door and the strike jamb may cause the hardware to latch and unlatch with difficulty to the point of the lock binding. Thermal bow is an industry wide issue that is referenced in theANSI/SDI A250.8 Specifications for Standard Steel Doors and Framesas a general consideration.   WHAT TO DO?: Paint the doors a light color.  Dark colors such as black or brown increase the absorption of heat…