Lomanco 1800 Power Ventilators, Mill Gun Safes Welded stress collar

Welded stress collar

UV Protected: Yes

1/2" Shank - 2-9/16" O

3 Conductor

The chrome vanadium shaft is through hardened to 50-53HrC

Lomanco 1800 Power Ventilators, Mill Gun Safes Welded stress collarAll aluminum construction. Balanced blades pitched for smooth operation and high volume air removal. Five blades with 12" diameter. Factory set adjustable thermostat (switches on at 100 degrees and off at 85 degrees). Thermostat features a "push to test" button. Can be mounted in horizontal or vertical positions on either 16" or 24" center framing members. Designed to mount behind existing gable louver. Highlights: Motor: 1 10 HP; 1100 RPM; 3. 4 Amps;