CONTENTS BCBEC Elements is published biannually for the British Columbia Building Envelope Council. BCBEC ELEMENTS A B C B E C P U B L I C A T I O N SPRING/SUMMER 2019 Published by: mediaedgepublishing.com 33 South Station Street Toronto, Ontario M9N 2B2 Toll Free: 1-866-480-4717 robertt@mediaedge.ca Publisher Maurice LaBorde Editor Carlyn Schellenberg Senior Sales Executives Derek de Weerdt, Bill Biber Senior Design Specialist Krista Zimmermann President Kevin Brown Senior Vice-President Robert Thompson Director, Business Development Michael Bell Branch Manager Nancie Privé Shakir Rashid President SR Engineering Ltd. Samer Daibess Past President LDR Engineering Group Kevin Pickwick Vice President, Conference Chair and Vancouver Island Read Jones Christoffersen Ltd. Nichole Brackett Treasurer, Privacy Officer and Education Sense Engineering Ltd. Jeff Dye Membership and Assistant Sponsorship TEC Agencies Dr. Denisa Ionescu Building Research Committee BC Housing Josh Jensen Sponsorship All Round Restorations Richard Kadulski Member at Large and Elements Richard Kadulski Architect Carolina Maloney Program Morrison Hershfield Ltd. Kurtis Topping Website and Elements Chair JRS Engineering Ltd. Lorne Ricketts Education & Assistant Program RDH Building Science Inc. Ron Krpan Assistant Education & Elements BCIT CONSULTANTS Molly Shipowich Katherine Joyce ELEMENTS COMMITTEE Kurtis Topping, Chair Shakir Rashid Samer Daibess Richard Kadulski Ron Krpan FEATURES 10 Not All Strata Properties are Created Equal A followup compilation and cross-sectional analysis of over 200 Depreciation Reports By Wesley Narciso 17 Designing Thermally Comfortable, Low-energy Homes Introduction to residential thermal comfort design By Rodrigo Mora 25 BCBEC Conference & AGM A platform for industry-wide knowledge exchange DEPARTMENTS 6  Message from the President By Shakir Rashid 8  People Power: Q&A with Douglas Watts By Warren Heeley 24  BCBEC Foundation Awards Profile: Ali Vaseghi By Matthew Bradford 25 Upcoming Events 26  Professional Services Directory BCBEC BOARD OF DIRECTORS 1410 – 55th Street, Delta, B.C. V4M 3K5 Phone: 604-294-0037 Fax: 604-943-3541 www.bcbec.com Published May 2019 Publication Mail Agreement #40787580 All rights reserved.The contents of this publication may not be reproduced by any means, in whole or in part, without the prior written consent of the association. BCBEC ELEMENTS is printed on 10% post-consumer FSC certified paper using soya based inks.When necessary to mail an issue in an enclosure, we use an environmentally-friendly, 100% oxo-degradable poly-wrap. SPRING/SUMMER 2019 5