STANDARD CONSTRUCTION
flame: 16ga. galvanized
Blade: 0.025" Aluminum place
Pivot: 1/4" Galvanized
Finish: Galvanized steel, Aluminum & Aluminum paint
SPECIAL FEATURE
There is rubber gasket in the blade and side sponge. Is reorganized automatically by characteristic indoor pressure and is moved to one direction of air current handling blade precisely as aluminum so that may be sensitive to reorganization.
Heavy duty: 0.125 Alum, Frame: 0.075 Alum,
Blades 1/2" Cycoloy 800 Bearings
Maximum wind speed: 3500 fpm.
Inside way: Aluminum Blade and frame Cycoloy 800 Bearings.
Weather resistant : Blade and frame have been piled up
Appearance: Good.
VARIATIONS
1. Screen
2. Operators, manual, electric, pnuemetic.
3. Special finish.
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Img 1
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