Sigrist Design range of roof units offer a means of exhausting air where a roof mounted fan is required.
There are six fan sizes available ranging from 500 mm to 1000 mm.
We have developed our units with the cowl and base manufactured from high strength fibreglass, gel coated for durability.
The cowls are light in weight, corrosion proof and highly resistant to damage.

FAN DESCRIPTION
Sigrist PAT fans offer aerofoil impellers of the highest quality, which range in diameter from 500 mm to 1000 mm with combinations of 2,6,8 and 12 blades in all sizes.

THE RANGE
The Sigrist PAT fans series is available in six standard diameters from 500 mm to 1000 mm and depending on the model are fitted with single or three-phase motors in 2,4,6 pole.
Volume flow ranging from 500 to 15575 cum/hr

CONSTRUCTION
The casing and motor mount are fabricated from mild steel and are supplied in either an epoxy painted or hot dip galvanised finish.

IMPELLER
Our impellers are the variable pitch type with smooth aerofoil shaped blades in either aluminium, glass reinforced nylon or polypropylene. The hub is manufactured from aluminium with "sure lock" taperlock bushing for easy
removal and are available with bore sizes ranging from 12 mm to 55 mm.

ELECTRIC MOTORS
The electric motors are designed and manufactured to meet the most arduous service conditions and are available in single or three phase , 2,4,6 and 8 pole ,standard rating of IP 55 as a minimum or any other higher rating on
request.