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Master Flow Sgm20 Power Vent Automatic Shutter
$24.95
Master Flow 20 in. Aluminum Gable Mount Automatic Shutter SGM20
- Use with all attic power gable mount vents (except solar powered vents).
- Moving air opens the louvers only when the power vent is operating.
- When vent is off, shutter helps prevent infiltration of rain, snow, insects, etc.
- Maintenance-free white aluminum construction (can be painted if desired).
The Master Flow automatic shutter opens only when the power vent is operating moving the air. When the power vent is off, the closed shutter helps prevent infiltration of rain, snow, insects, etc. The moving air opens the louvers only when the power vent is operating. This shutter has a maintenance-free white aluminium construction which can be painted if desired. Use with most of attic power gable mount vents. It measures 19 1/4″ x 19 1/4″ and always have a balanced ventilation system. In no case should the amount of exhaust ventilation exceed the amount of intake ventilation.
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Carrier: UPS/FedEx/USPS. Delivery Timescale: More than 90% of orders arrive in 10 business days after despatch.
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The following conditions must be met:
1. Items must be returned within 30 days after the purchase date.
2. Items must be unworn, undamaged and in original packaging.
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