All nailor fire smoke dampers are tested and labeled in accordance with ul 555 and ul 555s.
Fire smoke damper detail.
Safe air dowco s installation notes are applicable to fire dampers smoke dampers and combination dampers on most occasions.
Nailor s commitment to the development of new and existing fire and smoke control technology has resulted in a comprehensive line of premium quality smoke fire and combination fire smoke dampers.
The following information may vary among different manufacturers and should not serve as a general guide of damper installation.
Wall rating 2 hr.
The model 2530 is designed to close and stay closed in a fire situation creating a 4 hour fire rated barrier to stop the spread of fire smoke and toxic fumes.
The retaining angles on both sides of the fire damper may be inverted in order to accomodate a register or grille.
The fsd60 series combination fire and smoke dampers designed to restrict the passage of flame and resist the passage of smoke.
Combination fire smoke dampers are low leak damper and actuator assemblies that have passed the ul555 and ul555s test requirements.
2530 electrical release fire smoke damper.
1 hour or 3 hour rated models available.
The fsd60 60 2 60c 60m and 60xp are designed for installation with the blades running horizontally while the fsd60 v is designed.
Airfoil blade fire smoke damper.
Download pdf installation guides for lloyd industries fire dampers smoke dampers ceiling radiation dampers combo smoke and fire dampers and more.
Standard for fire dampers.
2550 fire smoke damper.
Detail of opening preparation and fire damper installation.
Damper assemblies using 2 angles methods see note 4a shall be a minimum of 1 8 3mm per linear foot 305mm of height and width of sleeved assembly up to a maximum of 1 1.
Based on these tests dampers are then given a fire rating leakage rating or both for combination dampers.
Ul rated fire smoke and ceiling radiation dampers.
Fire smoke dampers installation instructions gypsum or wood stud gypsum partitions are being used then refer to fig.
1 3 for additional information and details.
Ul 555s is the test standard for smoke dampers.