/ Product: Specialty Units

/ Overview

Westech Air Systems specializes in Custom Air Handling equipment, designed and custom tailored to each company's individual requirements. At Westech, we take pride in offering more than just the product itself, including superior customer service, immediate service and warranty response, in addition to timely post delivery follow-up!

Products offered, but not limited to include:

/ Specialty Units

Specialty Units
Westech Model WTA 122-126-HXO


  • Aluminum Cross-Flow fixed plate heat recovery exchanger
  • DWDI BI Supply air fan
  • 20 HP TEFC high efficiency supply fan motor
  • SWSI BI Exhaust air fan
  • 15 HP TEFC high efficiency exhaust fan motor
  • 368 kw copper tube aluminum fin glycol preheat coil
  • 119 kw copper tube aluminum fin glycol reheat coil
  • Copper tube aluminum fins DX cooling coil
  • Automatic motorized aluminum air-foil blades supply and return air dampers c/w by-pass
  • Supply and return air filter assemblies
  • Magnahelic filter gauges
  • Marine style lighting
  • Two water wash heat exchanger spray manifolds installed and piped
  • Pre-wired and piped water wash cabinet c/w all controls and valves
  • Unit mounted control panel c/w disconnect and starters
  • 2" rigid interior linacoustic insulation
  • Ventlock door handles
  • Bubble style door gasket
  • Unit interior and exterior etched primed and top-coated with a minimum 2 coats Alkyd Enamel

North Slave Correctional Facility Supplied to: PCL Constructors Northern Inc.
Westech Model WTA660-750-SHPO


  • 8" Channel base frame
  • 3/16" Steel Checker plate floor
  • 2" Linacoustic Insulation
  • 16 Ga casing
  • 24 GA lining
  • 3 IMC preheat coils
  • 3 IMC Reheat Coils
  • Motorized Inlet air damper
  • Manually operated Return air dampers
  • Unit mounted flanged steam supply and condensate piping
  • 3" diameter drains on each side of coil
  • Bulkhead lighting in each section
  • Stainless steel fan guards
  • 100 HP TEFC fan motors
  • Unit mounted Control Panel with disconnect switch and fan motor starters
  • Screened outside air inlet cowl
  • Magnehelic filter gauge
  • Condensate return duplex unit
  • All traps, strainers, check and shut off valves
  • Interior and exterior prime painted and exterior casing a minimum of two coats of Epoxy paint

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  • 1225 34th Avenue N.E
  • Calgary, Alberta T2E 6N4
  • Map Link
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  • Mon-Fri: 7:30AM - 4:00PM
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