From monthly archives: October 2004
We are pleased to present below all posts archived in 'October 2004'. If you still can't find what you are looking for, try using the search box.
Two critical code changes have been recently implemented that affect control damper requirements and outside air management. The first (Section 403 of the International Mechanical Code) requires that constant ventilation requirements be maintained for all HVAC systems – including VAV systems. The second (International Energy Conservation Code, IECC) requires that outside air dampers have a leakage rating of 3 cfm/ft2 or less – thus maintaining energy savings in a zone during unoccupied hours.
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New Brochures Highlight Louver Models and Labor Savers
Ruskin has recently released two new full-color brochures highlighting our louver product line and the labor-saving advantages Ruskin louvers provide to installing contractors.
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Swartwout was chosen as the preferred supplier of fiberglass control dampers and roof-mounted weather hoods to be installed at the BayParkWaste Water Treatment Plant in Long Island, New York.
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42" diameter fiberglass butterfly dampers
42" diameter fiberglass butterfly dampers with electric actuators are installed on the supply and exhaust side of each fan and air scrubber. These dampers allow each system component to be individually isolated.
Custom-designed 18" diameter positive & negative pressure relief dampers
Custom-designed 18" diameter positive & negative pressure relief dampers sit atop aeration tank covers at Bay Park Waste Water Treatment facility in Long Island, NY. The 316-grade stainless steel counterweight assembly allows the damper blade to open, thereby relieving any build-up of pressure or vacuum in the tanks. The extended length of the damper spool piece ensures that moderate snow accumulation will not affect the counterweight mechanism from operating properly.