PREMIUM

White: 2 layers of bright white paper, punched, pleated, ﬁtted with expansion straps, then stapled together. For superior strength and longer working life.

HE: 2 layers of high grade paper, punched, pleated, ﬁtted with a polyester ﬁnal stage ﬁltration, with expansion straps, then glued.

SPECIFICATION

Filter Construction:

Self supporting, two ply high strength cardboard paper. Bright white ﬁnish.

Air Flow Rates:

White: 100-200 feet per minute (0.5 – 1.0 metres per second) Normal 140 fpm (0.7 ms)
HE: 0.5-1.0 metres per second (100-200 feet per minute) Normal 0.7 m/s (140 FPM)

Pressure Differential:

Initial @ 0.75 M/S = 30 PA (0.12” SWG), MAXIMUM 130-250 PA (0.52”-1.0” SWG)

Temperature Range

White : MAXIMUM 180°C (356°F) / HE : MAXIMUM 100°C

Expansion Limiter

Expansion limiting straps ensure correct pleat guaranteeing optimum density

of 8 corrugations per running foot (30.4cm)

White standard

Part No	Surface Area	Filter Size Imperial	Filter Size Metric (cm)
207229F 207900F 207901F 207902F	10 Sqyd 10 m2 10 m2 10 m2	H 36’’ x L 30’ H 30’’ x L 44’ H 36’’ x L 36’ H 39’’ x L 34’	H 90 x L 924 H 75 x L 1346 H 90 x L 1115 H 100 x L 1038

HE (super efficiency)

Part No	Surface Area	Filter Size Imperial	Filter Size Metric (cm)
207229SEF 207901SEF 207902SEF	5.4 m2 8.35 m2 8.35 m2	H 36’’ x L 20’ H 36’’ x L 30’ H 39’’ x L 34’	H 90 x L 600 H 90 x L 924 H 100 x L 800