Our unique clamping system is made with exceptional materials and installed using the highest industry standards.
Fire damper access door requirements.
Certain access doors can also be located on the opposite side of the wall where the damper is located.
Sure clamp is the safest and easiest way to inspect and maintain fire and smoke dampers.
Fire dampers are ul555 tested and labeled devices installed in ducts and air transfer openings or air distribution systems designed to close upon the detection of heat.
All ul listed dampers are tested according to ul test standards.
A combination fire and smoke damper looks very similar to a smoke damper but has a high temperature sensor to close the damper from heat along with the local smoke detector.
Pertinent information on maintenance is provided in annex b.
Sure clamp is a sure way for you to fullfill the new code requirements of the nation fire protection association.
Install new access doors there are instances where the initial construction of a building didn t take into consideration that your dampers will have to be inspected leaving access doors nowhere to be found.
Since the development of modern fire damper protection equipment lloyd industries inc.
O the doors should be located as close as practicable to the dampers.
Products for over 35 years.
Another difference between a fire damper and a combination smoke fire damper is the device s ability to be closed by an electronic release.
Combination fire and smoke dampers can be controlled several ways.
O the doors for fire dampers should be located so that the spring catch and fusible links are accessible when the damper is closed.
Ul 555 is the test standard for fire dampers.
Combination fire smoke dampers must meet the test requirements for both ul test standards.
Has provided underwriters laboratory approved fire dampers as well as other essential products for the h v a c.
Lloyd industries has been an active manufacturer of access doors fire and smoke dampers and h v a c.
Combination fire and smoke damper drawing courtesy of ruskin company.
Since a fire damper is not made to prevent the spread of smoke only combination smoke fire dampers or stand alone smoke dampers are leakage rated devices according to the underwriters laboratories standard.
The duct the access doors should be increased to at least 24 inches x 16 inches in size to allow a person to enter the duct.
