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6642VT Protectofier

As low as $560.98 Regular Price $590.50
Item Code: 1075



Fixed Timing Protectofier

The timofier provides purge time and ignition trial time. The ignition trial time is deducted from the motor time cycle (1/2, 1, 1-1/4, 2, 3, 4, and 6 minutes available for manual and automatic models; 10 minutes for manual model only) to purge the time.Standard ignition trial time is 15 seconds. Also available in 10-second and 5-second trial time.Specify both purge and ignition times.

Purge time shall allow system to have a minimum of four fresh air changes.