Air Commodities - Seattle

Welcome to Air Commodities' Services Listing

The following is a list of lunchtime presentations that are available please contact Jim Sinclair or Keith Hawkins for more information.

Noise:
	VAV Boxes - Radiated and Fan-Powered:
		Radiated and Fan-Powered: Radiated and Discharge Sound Effect of ceilings and ARI 885-90 assumptions of room attenuation Effects of alternate insulation (no fiberglass in air stream) for boxes To achieve desired NC/RC ECM Motor control for sound
	Fans - Ceiling and Centrifugal Fans:
		Sone ratings and dBA Effects of distance to sound source Effects of improper fan inlet and outlet conditions
Under floor and Displacement Ventilation:
	How displacement ventilation differs from overhead mixing ventilation
		Implications for comfort and IAQ issues How to zone for variable cooling load How to accomplist morning warm-up and heating loads Cost implications for project
Variable Volume Boxes:
	How VAV Boxes work
		How boxes sense air volume Alternative (no fiberglass in air stream) insulation
	Fan-Powered Boxes
		Parallel vs. Series Boxes How ECM motors work and their control options
Overhead Air Distribution:
	How Diffusers work
		Sidewall vs. Ceiling diffusers vs. Linear Diffusers How to read manufacturer’s catalog data. How to place diffusers in the room for maximum benefit Effects of variable volume with ADPI.
Fire/Smoke Dampers:
	How Fire Dampers, Radiation Dampers and Fire/Smoke Dampers work.
		Floor/Ceiling construction requirements. How to write a specification UBC 713.10&11. Where are dampers required. Special application requirements. New design features
Fabric Air Dispirsion Systems:
	Applications in gyms, pools, industrial, libraries and common areas
		Installation methods How to design a fabric duct system.
Fans:

		Demonstrate fan selection program. New design features Fan finishes and coatings Fan selection Fan sound and sound ratings Fan system effects
Energy Efficient Heating/Ventilating:
	Applications in commercial/industrial buildings with large open spaces
		Direct-fired Blow-Thru space heating & make-up air units LEED-Ready designs for green building applications Energy modeling & best practices guidelines for warehouse applications EPAct Federal tax benefits for eligible buildings