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72" Diameter Rotor Assembly
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Tapered blades- Produce more torque; easier start up in low wind; rotate longer making more use of wind.
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Balanced Preassembled Center Hub
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2 set screws tighten down to 2 flats on shaft, 1/2" bolt in center of shaft. Blades bolt directly to balanced hub.
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Tail Assembly
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Tail arms are supported by steel gussets reducing vibration.
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Compressor
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Compressor is larger, and pumps approximately 60% to 100% more air. Air in, and air out, valves are closer together so all air leaves the air chamber on each stroke.
Filtered incoming air.
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Max Air Pressure
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30 psi
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Air Flow
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up to 3.5 cfm in 10 to 15 mph winds
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Pivot
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The pivot tube for the head assembly is a 2” x 19” steel tube closed on both ends.
Two oil impregnated UHMW washers on top of the pivot tube allow the head to easily find the wind. The pivot point needs no lubrication. The pivot tube also acts as an air expansion tank to relieve stress on bearings.
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Air Hose
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½” inside diameter
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Diffuser
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Our windmill aerator kits incude a set of two Rubber Membrane Diffusers that are considered to be one of the most economical and
low maintenance air diffusers available. The rubber membrane has many
small uniform spaced perforations which expand as air fills the membrane. Medium
size bubbles are released causing an even and consistant upward flow producing
maximum water displacement from bottom to surface forcing life giving
oxygen back down to the bottom. This will enable your fish to utilise the lower
depths giving them a wider range of temperatures and food sources to thrive. The rubber membrane does
not clog or break down like air stones. Little or no maintenance is required. Our Rubber
Membrane Diffusers are designed to be very low back pressure so you also get the
best performance from your air pump.
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Tower
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The tower has FOUR SIDES with FOUR ANCHOR STAKES made of 1” x 48” steel tubes- pinched both ends and welded on top end. If a windmill blows down it will always blow down over a flat side of the tower. With 4 anchor stakes in the ground there are 2 stakes on the windward side opposing the force of the wind, instead of only 1 on a tower with 3 legs. This is very important. Gauge of steel on tower- 14 and 16 gauge. All tower parts have ROLLED SAFETY EDGES, standard finish is galvanized. All sheet metal parts are stamped in our dies and are always exactly the same. Much easier to assemble.
Powder coat is optional, and is applied over the galvanized finish.
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Windmill Technical Specifications
| Axis: |
Horizontal
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| Rotor Diameter: |
72"
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| Number of Blades: |
12
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| Blade & Tower Material: |
Galvanized Steel
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| Total Height: |
23ft., and custom orders of 28', 33', and 43'
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| Transmission: |
Direct Drive
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| Stroke: |
0.5 in
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| Capacity: |
1.5 -3.5 cu. ft. min., approx. 30 P.S.I.
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| Overspeed Protection: |
Automatic (speed limiting)
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| Base Diameter: |
86" base on 23' windmill
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Available in Custom Colors!
For Both Aeration & Ornamental Windmills
Call for Prices
Custom colors are powder coated over galvanized steel
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More color combinations available - give us a call!
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Ag Yellow
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Navy
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Ag Red
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Ag Green
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Color samples shown are from actual photographs, but may vary slightly from our actual product.
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