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PRODUCTS / AIR MAKE-UP UNITS (AMU Systems) / Mercury Air Make-Up Units

Mercury Air Make-Up systems come in several configurations to meet your needs. Mercury manufacturers highly efficient direct fired gas furnaces, which convert 98% of the fuel into heat.  We also offer an 80% re-circulation system to further increase fuel efficiency.  Variable Frequency Drives (VFD’s) are used to balance air pressure, extend exhaust motor life and increase energy savings.

Click here to download a Mercury brochure


  • Construction of G-90 Galvanized Steel Powder Coated White
  • Sealed, Maintenance Free Bearings
  • Honeywell Valves and Flame Safeguard with UV Flame Detector
  • Motorized Profile Damper Standard on all Spray-Cure Units
  • Temperature Sensor Pre-Installed
  • Circuit Breakers Standard
  • Control Panel Easily Wired with a Single Plug, 75′ Cable provided.
  • Dual Flame Viewing Windows
  • Horizontal and vertical configurations
  • Interior and exterior installation approved
  • Single, two speed and multi-speed fan controls
  • Manufacturing, aerospace, building, automotive, industrial
  • Custom applications / process heat
  • Complete engineering services available

Unparalleled ease of installation and servicing through:

  • Extra large access doors and viewing windows on both sides
  • Circuit board mounted relays make servicing easy
  • Manifold mounted gas pressure gauge
  • Built-in electrical disconnect
  • Built-in temperature sensor
  • Primary and secondary circuit breaker protection
  • Umbilical connection between heater and remote panel
  • Umbilical integrity test sockets
  • Fan and heat activation from gas train panel


Two-year parts warranty on all models

Extreme Durability

UL Listed components for years of trouble free service.  Powder coating over G-90 galvanized steel

Getting Started
SPRAYTECH (Available in BC only)