Round balancing damper
Section 15820 - Dampers
DAMPER ** NOTE TO SPECIFIER ** VFBD35 round iris blade balancing damper with airflow monitor. Available sizes: 4 inches, 5 inches, 6 inches, 8 inches, 10 inches, 12 inches, 16 inches, 19-3/4 inches 24-3/4 inches (102 mm, 127 mm, 152 mm, 203 mm, 254 mm, 304 mm, 406 mm, 502 mm, 629 mm). Size: As indicated on drawings.
[DOC File]SECTION 15820 - DUCT ACCESSORIES
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MANUAL BALANCING DAMPERS. GENERAL. SECTION INCLUDES. Round, remote cable operated balancing dampers suitable for application in HVAC systems with velocities to 1,500 fpm (7.7 m/s). SUMMARY. Section 233100 – HVAC Ducts and Casings (Previously 15810). Section 230913.13 – Actuators and Operators (Previously 15900). REFERENCES
[DOC File]SECTION 233313-CONTROL DAMPERS
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Round manual balancing dampers suitable for application in HVAC systems with velocities to 1,500 feet per minute (7.7 m/s). SUMMARY. Section 233100 – HVAC Ducts and Casings (Previously 15810). Section 230913.13 – Actuators and Operators (Previously 15900). SUBMITTALS. Comply with requirements of Section 013300 - Submittal Procedures.
Section 15820 - Dampers
Test individual damper operation to evaluate cable support scheme prior to ceiling installation. Install cover plate after ceiling installation and air system balancing, but prior to painting. ** NOTE TO SPECIFIER ** Delete if not required. Cable Drive Control Adjusting: Damper shall be adjusted with a quality 1/4 inch nut driver or hex socket ...
[DOC File]REMOTELY OPERATED BALANCING DAMPERS
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Damper controller and cable shall be concealed above the ceiling. Cable to consist of Bowden cable .054” stainless steel control wire encapsulated in 1/16” flexible galvanized spiral wire sheath. Control kit shall be designed for use with internally or externally controlled round or rectangular dampers and shall consist of 14 gauge steel ...
[DOCX File]SECTION 15820 - Remote Air Balancing Damper System
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BALANCING. DAMPERS. GENERAL. SECTION INCLUDES. Remote operated balancing dampers suitable for application in HVAC systems with velocities to 2000 fpm (10.2 m/s). SUMMARY. Section 233100 – HVAC Ducts and Casings (Previously 15810). Section 230913.13 – Actuators and Operators (Previously 15900). REFERENCES
[DOCX File]SECTION 23 33 00
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Provide balancing dampers on duct takeoff to diffusers, grilles, and registers, unless dampers are specified as part of the diffuser, grille, or register assembly. Dampers shall be fitted with quadrant control and standoff to extend through insulation. Omit manual balancing damper at single diffuser served by a single air terminal box.
[DOCX File]END OF SECTION
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Round Balancing Dampers over 20 Inches Diameter: For round dampers in ductwork over 20 inches diameter the damper shall be single blade dampers. Damper blade shall be 10 ga. galvanized steel minimum and provided with full length ¾ inch shafts secured to the damper blade with a minimum of 2 U-bolts, nylon bearings, insulation build out and ...
SECTION 230593 - TESTING, ADJUSTING, AND BALANCING …
Mark equipment and balancing devices, including damper-control positions, valve position indicators, fan-speed-control levers, and similar controls and devices, with paint or other suitable, permanent identification material to show final settings. Take and report testing and balancing measurements in inch-pound (IP) units.
[DOC File]United Enertech
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Install dampers round and free from racking. Do not stretch or compress damper frame or sleeve into the opening or duct. Handle dampers using the sleeve or frame. Do not move or lift the damper by the blades, cable, or actuator. D. Install remote options (if applicable) of Model J50, J100, or …
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