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CONTENTS
F E AT U R E S 44RADIANT COOLING Design considerations for new commercial buildings Jerry Leyte
S P E C I A L
48ROAD WARRIOR Saskatoon’s Rod Gasmo Dave Bowden
R E P O R T
36BEAUTIFUL HEAT ON THE HORIZON Adam Freill
52CASE STUDY
In-floor All in for
Kingston Ontario’s Winston Churchill Public School Christopher Makarewicz
56FLUID DYNAMICS – PART 3
38HYDRONICS
Getting a-head in HVAC Rod Brandon
Thermal mass and in-floor heating. Bob “Hot Rod” Rohr
58DESIGN FUNDAMENTALS Start at the beginning Lance MacNevin
60QUIZ Test your hydronics I.Q. David Hughes and Warren Hyde
A lesson in
ANATOMY 40 All about the
inner workings of a circulator. John Barba
P R O D U C T S 43,62,65Hydronics
D E PA R T M E N T S 34Welcome 50Find the Fix 63Tool Tip
On the cover: You might recognize Paul McRoberts, our Road Warrior from Nov/Dec of 2008. Since appearing on the cover of Mechanical Business, he frequently gets recognized by customers, peers and suppliers, and he’s used the profile to help grow his business. Photo Dave Chidley