The following are Technical Reports which our staff is pleased to offer in order to help keep you up-dated on information that can affect your projects.  There is no cost for the following Technical Reports. Feel free to download them and use them in your work. We only ask that you give us credit for the information if you quote them in any of your work.  The information in the Technical Reports is believed to be accurate, and we warn that you should always seek out qualified Engineering an other applicable professional help before utilizing any of the information for site specific projects.

Check this area of our web site often since the Technical Reports frequently are updated and replaced with newer and different topics.

Impact Of Air Filter Condition On HVAC Systems
Details studies and field measurements on how the condition
of a HVAC systems air filter effects the energy use and the
systems operations.(You must have Adobe Acrobat Reader
to view this Document it is free to download at www.adobe.com.)
This is a large report and will take a while to load.

Field Investigations Of HVAC Air Duct Systems:
Details the field investigations of HVAC air duct systems in
commercial office buildings.(You must have Adobe Acrobat Reader
to view this Document it is free to download at www.adobe.com.)
This is a large report and will take a while to load.

Water Hammer Problems in Condensate Lines
(You must have Adobe Acrobat Reader to view this
Document it is free to download at www.adobe.com.)

Estimate Of Variable Speed Drive Installed Costs

Upgrading Of Fan System, JC Penney, Atlanta, GA

High Temperature Water Systems

Steam Main Condensate Load, Table

Types of Ground-Fault Circuit-Interrupters, (GFCI's)

T-12 versus T-8 Lamps

Limitations on Use of 34 Watt, "Energy Saving" T-12 Lamps:

Dilution And Local Exhaust

Lighting In Computer Areas.

DDC - VAV Electrical Controllers Can Produce Faulty Output Electrical Signals

Basic Capture Hoods

Energy Efficient Motors May Not Always Cost Less to Operate

Smudging From Supply Diffusers

DDC-VAV Terminal Box Controller Malfunctions On Minimum Airflow Operation

DDC Control System Glossary

Preventing Moisture Fallout From Duct Steam Humidifiers

Air Force Operating Room Ventilation Requirement Update

Maximum Horizontal Pipe Support Spacing For Steel Distribution Piping

End Of Main Steam Trap Analysis

Air Lock Purge Requirements

Flash Tank To Condensate Pump Cooling Leg Analysis

Lighting Glossary

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