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Durham Basement Technologies Inc. (DBTI) is a waterproofing company located in Whitby. Incorporated in 1997, DBTI primarily carries out work on residential and commercial propertie...
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DBTI has built many great ECHO System finished basements over the years. All of them have depressurization versus exhaust flow rate values that exceed our minimum requirements. To my knowledge there has never been a call back. This takes quality, honest workmanship, something I know you can count on from Bill Walls every time.
Douglas S. Walkinshaw, Ph.D., P.Eng.
ECHO System inventor
ASHRAE Fellow
Founding Member of the ISIAQ Academy of Fellows
University of Alberta Alumni Honour Award Recipient
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VEFT Aerospace Technology Inc.
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Concrete Restoration (Parging), Cracks & Tie Rod Form Holes, Excavation Services, Interlocking Pavers, Waterproofing Foundation Cracks, Residential & Commercial, Mold Remediation And Control, Drainage Systems - Interior, Window Sealing And Replacement, Drainage Systems - Exterior, Foundation Waterproofing
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