AMC 2026 catalogue

HVAC & Refrigeration

Exhaust Fans and Accessories

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HVAC & REFRIGERATION

Heavy-Duty Belt-Drive Exhaust Fans

▪Mount: exhaust—vertical, supply—horizontal ▪Regreasable, cast pillow block ball bearings ▪Max. inlet/ambient temp.: 104°F ▪Variable pitch, adjustable motor pulley optimizes

fan performance (except No. GFN1AHB5) Designed for commercial and industrial applications requiring high volumes of air at low to medium static pressures. Fans feature 6-blade heavy-duty cast-aluminum propellers, heavy-duty drive-frame channels, bearing plate, and motor plate. Air handling-quality bearings meet a minimum of L10-100,000 hours. Motor, sheaves, bushings, and belts are packed separately when complete fan with drive package is ordered. Fan is UL and C-UL Listed.

Blade Dia. A (in.) B (in.) C (in.) D (in.) E (in.) F (in.)

Exhaust/Supply

Fan Motor HP

Item

No. Exhaust Fan

24 in 28 18 4 3⁄8 1 1⁄4 13 5⁄8 24 3⁄8 1⁄2 to 1 GFN1AHA8 30 in 34 20 5 1⁄4 1 1⁄4 14 3⁄4 30 3⁄8 1⁄2 to 2 GFN1AHA9 36 in 40 22 6 1 16 36 3⁄8 1 to 5 GFN1AHB1 42 in 46 26 3⁄8 6 2 20 3⁄8 42 1⁄2 1 to 5 GFN1AHB2 48 in 54 28 7 2 21 48 1⁄2 2 to 7 1⁄2 GFN1AHB3 54 in 60 33 1⁄2 6 1⁄2 2 27 55 3 to 10 GFN1AHB4 60 in 66 34 7 9⁄16 2 26 7⁄16 61 5 to 15 GFN1AHB5 Supply Fan

20 in 24 19 1⁄2 — 1 18 1⁄2 20 1⁄2 1⁄4 to 1⁄2 GFN3FKD4 30 in 34 22 7⁄8 — 1 21 7⁄8 30 3⁄8 1⁄4 to 1 GFN1WDC6 36 in 40 23 1⁄4 — 1 22 1⁄4 36 3⁄8 1⁄4 to 1 1⁄2 GFN1WDC7 42 in 46 24 5⁄8 — 2 22 5⁄8 42 1⁄2 1⁄3 to 1 1⁄2 GFN1WDC8 48 in 54 25 1⁄8 — 2 23 1⁄8 48 1⁄2 1⁄3 to 3 GFN1WDC9 60 in 66 35 1⁄2 — 2 33 1⁄2 61 5 to 15 GFN3FKD6

DAYTON

Exhaust and Supply Fan Accessories Galvanized steel accessories are for use with Dayton® belt- and direct-drive exhaust and supply propeller fans. Shipped unassembled; assembly hardware included.

Fan Guards—OSHA-compliant screen completely encloses motor drive side of fan.

Wall Collars—Internal flange for mounting shutters; external flange provides flashing for wall opening.

Wall Housings—OSHA-compliant screen completely protects motor drive side of fan.

Weather Hoods—Each includes bird screen.

* Fits only Shutter Nos. WWG53DR15 and WWG53DR19.

For Fan Dia. (in.) Width (in.) Depth (in.) Gauge

Item

No. Fan Guard

12 16 1⁄8 14 20 GFN1WBT8 16 20 1⁄8 14 20 GFN1WBT9 18 22 1⁄8 14 20 GFN1WBU1 20 24 1⁄8 14 20 GFN1WBU2 24 28 1⁄8 21 18 GFN1WBU3 30 34 1⁄8 21 18 GFN1WBU4 36 40 1⁄8 27 18 GFN1WBU5 42 46 1⁄8 30 18 GFN1WBU6 48 54 1⁄4 32 18 GFN1WBU7 54 60 1⁄4 34 16 GFN1WBU8 60 66 1⁄4 37 16 GFN1WBU9 Heavy Duty Wall Collar

48 54 1⁄4 23 1⁄2 16 GFN1WBV6 * 54 60 1⁄4 23 1⁄2 16 GFN1WBV7 Intake Guard

8 12 1⁄8 8 3⁄4 20 GFN16D545 10 14 1⁄8 8 1⁄2 20 GFN16D546 14 18 1⁄8 8 1⁄2 20 GFN16D547

For Fan Dia. (in.) Width (in.) Depth (in.) Gauge

Item

No. Wall Collar

8 12 1⁄8 10 1⁄2 20 GFN16D548 10 14 1⁄8 11 1⁄2 20 GFN16D549 12 16 1⁄8 12 20 GFN16D550 14 18 1⁄8 12 1⁄2 20 GFN16D551 16 20 1⁄8 12 1⁄2 20 GFN16D552 18 22 1⁄8 12 1⁄2 20 GFN16D553 20 24 1⁄8 17 1⁄2 18 GFN3FKF3 24 28 1⁄8 18 1⁄2 18 GFN1WBV1 30 34 1⁄8 19 1⁄2 18 GFN1WBV2 36 40 1⁄8 21 1⁄2 18 GFN1WBV3 42 16 1⁄8 21 1⁄2 18 GFN1WBV4 48 54 1⁄4 23 1⁄2 18 GFN1WBV5 * 60 66 1⁄4 23 1⁄2 16 GFN1WBV8 Wall Housing

8 12 1⁄8 21 18 GFN16D560 10 14 1⁄8 21 18 GFN16D561 12 16 1⁄8 23 18 GFN3FKF4 14 18 1⁄8 21 18 GFN16D562 16 20 1⁄8 27 18 GFN3FKF5 18 22 1⁄8 28 18 GFN3FKF6 20 24 1⁄8 32 18 GFN3FKF7

For Fan Dia. (in.) Width (in.) Depth (in.) Gauge

Item

No. 24 28 1⁄8 37 18 GFN3FKF8 30 34 1⁄8 38 18 GFN3FKF9 36 40 1⁄8 39 18 GFN3FKG1 42 46 1⁄8 44 18 GFN3FKG2 48 54 1⁄4 44 16 GFN3FKG3 54 60 1⁄4 52 16 GFN3FKG4 60 66 1⁄4 54 16 GFN3FKG5 Weatherhood

8 12 1⁄8 11 1⁄8 20 GFN16D554 10 14 1⁄8 12 1⁄2 20 GFN16D555 12 16 1⁄8 14 1⁄4 20 GFN16D556 14 18 1⁄8 15 1⁄2 20 GFN16D557 16 20 1⁄8 17 20 GFN16D558 18 22 1⁄8 18 1⁄4 20 GFN16D559 20 24 1⁄8 18 5⁄8 18 GFN3FKF2 24 28 1⁄8 21 18 GFN1WBV9 30 34 1⁄8 25 18 GFN1WBW1 36 40 1⁄8 29 18 GFN1WBW2 42 46 1⁄8 33 18 GFN1WBW3 48 54 1⁄4 38 18 GFN1WBW4 54 60 1⁄4 44 1⁄2 18 GFN1WBW5 60 66 1⁄4 48 3⁄8 18 GFN1WBW6

DAYTON

GFN1WBT8 GFN16D554

GFN16D545