Fire Smoke Damper Installation Detail

All nailor fire smoke dampers are tested and labeled in accordance with ul 555 and ul 555s. The following information may vary among different manufacturers and should not serve as a general guide of damper installation. 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.

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Fire smoke damper installation detail.

1 hour or 3 hour rated models available. 1 3 for additional information and details. 2 1 2 stud or runner 1 2 gypsum wallboard retaining angle damper sleeve fire damper duct 1 2 thick filler pieces 2 1 2 wide to be. Improper installation adjustment alteration service or maintenance can cause property damage injury or death.

Discussion a general diagram of a standard fire damper installation is shown in figure 1. The retaining angles on both sides of the fire damper may be inverted in order to accomodate a register or grille. Multi blade fire and combination fire smoke dampers 1 document multi blade fire and combination fire smoke. Download pdf installation guides for lloyd industries fire dampers smoke dampers ceiling radiation dampers combo smoke and fire dampers and more.

Wall rating 2 hr. Read the installation operating and maintenance instructions thoroughly before installing or servicing this equipment. Detail of opening preparation and fire damper installation. Combination fire smoke dampers are low leak damper and actuator assemblies that have passed the ul555 and ul555s test requirements.

Damper assemblies using 2 angles methods see note 4a shall be a minimum of 1 8 3mm per linear foot 305mm of. Fire smoke dampers installation instructions gypsum or wood stud gypsum partitions are being used then refer to fig. The high temperature damper operates continuously at 300 c for up to 2 hours. Safe air dowco s installation notes are applicable to fire dampers smoke dampers and combination dampers on most occasions.

Fire dampers smoke dampers high temperature dampers. It is not intended to address smoke dampers which are used for smoke management control only and are not used as fire separation protection. Our smoke dampers are used to manage smoke only whilst our intumescent fire smoke dampers also manage fire and are designed to close when the temperature reaches 74 c. If a breakaway style duct sleeve con nection is not used the sleeve shall be a minimum of 16 gauge 1 5 for dampers up to 36 914 wide by 24 610 high and 14 gauge 1 9 for dampers exceeding 36 914 wide by 24 610 high.

Applies only to fire dampers and combination fire smoke dampers.

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