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The Master Group sells only in the provinces of Ontario, Quebec and the Maritimes.

Old Models

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Humidity Control Systems Honeywell
Humidifier (TrueSteam Series) HM509H8908 Honeywell

Humidifier (TrueSteam Series)
HM509H8908 Up to 9 GPD

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  • Application flexibility – Mount directly to the duct or remotely up to 20 feet away into tight-fitting or unconditioned air spaces.
  • Installs in minutes - Limited duct cutting and bracket-mount design takes less than 5 minutes to complete.
  • Easy maintenance – Self-regulates cleaning cycles throughout the year. Annual maintenance requires no tools to access and clean, saving time and money on annual contractor service calls. In-line water filter for scale and sediment also provided.


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