SPA Brochure_print ready file_single pages - Flipbook - Page 15
Jet Fans
If the tunnel is open at both ends, a Jet
Fan can be used to maintain a consistent
air flow throughout the tunnel. These
fans run without ducting.
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Available in sizes 500mm - 1500mm
110V Portable Fans
Air Movers
Hand portable, featuring a rugged plastic
casing ideally suited to site use. Fitted with
a 16A plug for easy connection. Can be
used with 12” flexible duct for general air
movement.
If a compressed air supply is available, Air
Movers can be used to generate localised air
movement without the need for an electrical
power supply.
Duct Lowering System (DLS)
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www.specialistplant.co.uk
For forced ventilation systems only
Duct pays out as cassette is winched
down shaft
1000mm dia. duct in shaft
Max. depth - 70m
Twin winches for additional safety
Can be mounted on portable / ballasted
support frame to allow use on concrete
jacketed / caisson jacked shafts.
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