ECONOMY

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

Filter Construction:

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

Air Flow Rates:

100-200 feet per minute (0.5 – 1.0 metres per second) Normal 140 fpm (0.7 ms)

Pressure Differential:

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

Temperature Range

MAXIMUM 180°C (356°F)

Expansion Limiter

Expansion limiting straps ensure correct pleat guaranteeing optimum density

of 8 corrugations per running foot (30.4cm)

Part No	Surface Area	Filter Size Imperial	Filter Size Metric (cm)
207229BF 207900BF 207901BF 207902BF	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

Part No	Surface Area	Filter Size Imperial	Filter Size Metric (cm)
207229EF 207900EF 207901EF 207902EF	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