Representative Projects and Clients
| Client | Project |
|---|---|
| Investigations | |
| Canada Mortgage and Housing | Assessed alternative building soil gas mitigation technologies. |
| Camp Hill Hospital, Halifax, NS | Identified dishwasher exhaust re-ingestion by AHU causing skin, respiratory, eye irritation, headaches and dyspnea. |
| Clemann Large Patterson | Developed ventilation and envelope leakage parameters for control of dust entry and measured system performance in the Canadian National Space Centre |
| Conlin, McKenney, Philbrook, Ann Arbour, MI | Measured water droplet aerosolization from hot water tank leakage into furnace re a Legionnaire's Disease incident.. |
| ENBRIDGE, Toronto | Compared health effects of residential use of natural gas appliances vs other energy sources. |
| Guardian Insurance, Ottawa | Measured VOCs diffusing into room from burning an artificial fire log in open fireplace. |
| Homeowner, Ottawa | Identified exposure to toxic mold species: Stachybotrys atra, Penicilium brevicompactum. Eliminated problem through sealing and blower depressurization. |
| Homeowner, Cleveland | Identified contaminated soil gas entering house via block wall cavities in foundation affecting owners so that house could not be occupied. |
| Minto Commercial, Ottawa | Bench mark office buildings for volatile organic compounds, fungi, carbon monoxide, respirable suspended particulate, ventilation, circulation, filtration. |
| Ontario Hydro | Studied IAQ impacts of energy conservation measures. |
| Ontario Public Service Employee's Union, Jails in Hamilton, Sault Ste Marie, Whitby |
Measured environmental tobacco smoke (ETS) exposure vs ventilation system operation. |
| Perley Rideau Veterans' Health Center, Ottawa | Measured vehicular exhaust RSP, CO, NO2, SO2 ingestion from a loading dock. |
| Public Works & Govt. Services Canada | Bench marked VOCs, fungi, carbon monoxide, ozone, ventilation, relative humidity, temperature during Department of Justice offices consolidation project from 5 existing buildings to 2 new buildings. |
| Temiskaming Health Clinic, New Liskeard | Identified vehicular exhaust contaminant infiltration from a warehouse through a common wall. Solved through construction of ECHO depressurized common wall. |
| University of Ottawa | Identified laboratory fume-hood VOC exhaust re-ingestion versus building pressure balance. |
| Science/Standards | |
| Air and Waste Management Association | IAQ in Cold Climates Conference, Ottawa, 1985. Douglas S. Walkinshaw, IAT chairman, publication editor. 1 |
| American Society of Heating, Refrigerating & Air-Conditioning Engineers (ASHRAE) | Ventilation for acceptable indoor air quality. Standard 62, 1989. Air quality within commercial aircraft,. Standard 161P , Atlanta Douglas S. Walkinshaw , IAT voting member. |
| Canadian General Standards Board | Combustion venting safety standard, CAN/CGSB-51.71-95, 1995, Ottawa Douglas S. Walkinshaw IAT voting member. |
| Health Canada | Exposure guidelines for residential indoor air quality, Ottawa, 1987 Douglas S. Walkinshaw , IAT contributor. |
| International Academy of Indoor Air Sciences | The 5th International Conference of Indoor Air Quality and of the Indoor Air Quality and Climate: Indoor Air '90 Douglas S. Walkinshaw, IAT president, publications editor. |
| International Society of Indoor Air Quality and Climate (ISIAQ) | Douglas S. Walkinshaw, IAT, founder, administrator, secretary. 1992-1998 |
| World Health Organization | WHO Guidelines; SBS (sick building syndrome) 1988 Douglas S. Walkinshaw , IAT scientific advisor. |
| New Technology | |
| Building contractors, homeowners | The Enclosure Conditioned Housing System.. The ECHO System. A ventilation technology addressing basement mold, soil gas, leakage, comfort problems. Canadian and United States patents. |
| Commercial jetliners | Ventilation systems addressing low humidity, fuselage condensation and pathogen spread concerns. |
| Department of National Defence | Canadian DDH280 destroyer superstucture blast hardening design. |
| Atomic Energy of Canada | Containment structure design for nuclear reactor excursion. |
President: Douglas S. Walkinshaw, Ph.D., P.Eng.
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