Christopher Timusk, PhD

Christopher Timusk,


Christopher Timusk is a specialist in the areas of Building Science and Wood Composite Materials, with particular expertise in the areas of moisture physics and the durability of building materials, involved as an educator, consultant and researcher.

As a faculty member and researcher in the Angelo DelZotto School of Construction Management since 2005, he teaches courses in Building Science and Material Science, and is/has been involved in numerous Building Science related research projects such as Principal Investigator of the Argile $3million MRI funded project on the exterior retrofit of solid masonry walls, and projects with industry partners including Roxul, Owens Corning, Dow, Dupont, CertainTeed, Empire Homes, Doug Tarry Homes and others.

As a consultant in Building Science and the Owner/Director of PCT Building Science Inc., Christopher has worked on numerous cases involving forensic investigations of building failures, hygrothermal computer modeling of building enclosures, the performance evaluations of new designs and retrofits, as well as being retained as an expert witness, working for companies including the Canadian Wood Council, exp., buildABILITY and Brookfield Homes.  Christopher also taught for 11 years at the University of Toronto, Faculty of Applied Science and Engineering, in the Certificate program in Building Science.

Academic Credentials

PhD, Building Science - Civil Engineering, University of Toronto, 2008

MScF, Wood Science - Forestry, University of British Columbia, 1997

BScF, Wood Science - Forestry, University of Toronto, 1993

Areas of Specialization

Building Science

Material Science

Construction Technology

Angelo DelZotto School of Construction Management

Areas of Expertise

Building Performance (durability

energy efficiency

occupant health and comfort

sustainability) Hygrothermal Building Enclosure Modeling

Building Enclosure Retrofit

Building Enclosure Durability and Performance Field Monitoring and Laboratory Testing

High Performance Enclosure Design

Career Highlights

2005 to present: Professor, George Brown College

2005 to present: Owner / Director PCT Building Science Inc.

2000 to present: Senior Wood Specialist, exp., Building Science and Rehabilitation Division

2003: CMHC Independent Contractor, Policy and Research Division

2001 to 2012: Instructor, University of Toronto, Professional Development Centre, Faculty of Applied Science and Engineering

1996 to 2001: Research and Development Coordinator, Ainsworth Lumber Company – 100 Mile House BC OSB Division

1995 to 1996: Process Technician, Ainsworth Lumber Company, Alberta OSB Division

1992 to 1995: Field Technician, Tradewind Scientific (Environment Canada Contract)

Other Activities

Owner / Director, PCT Building Science Inc.

Consultant, exp. Building Science and Rehabilitation Division

Ontario Building Envelope Council (OBEC) Member

ISO 9000 Certified Lead Auditor

American Plywood Association - Certified Inspector