ECONOMY

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

Part No	Surface Area	Filter Size Imperial	Filter Size Metric (cms)
207229F 207900F 207901F 207902F	10 Sq mtrs 10 Sq mtrs 10 Sq mtrs 10 Sq mtrs	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

Part No	Surface Area	Filter Size Imperial	Filter Size Metric (cms)
207229SEF 207901SEF 207902SEF	5.4 Sq mtrs 8.35 Sq mtrs 8 Sq mtrs	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