For 40+ years, Allied Blower & Sheet Metal Ltd. has supplied turn-key industrial air systems. Allied specializes in: design, ... supply, build, installation and service of dust & fume extraction, pneumatic conveying, fire protection and HVAC systems. Allied’s is a member of SMACNA, NFPA and ASHRAE . Our 5 shops are CWB & COR certified and are located in Surrey BC, Vernon BC, Williams Lake BC, Edmonton AB, and Prince Albert Sask. read more