Downblast Centrifugal Roof Ventilators

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DAYTON -

Belt Driven Downblast Ventilators

Dayton downblast ventilators provide a clean air supply by exhausting harmful gases in commercial and industrial spaces. These ventilators are powered by an AC motor rotating fan blades with the help of a belt drive. The durable aluminium construction can withstand severe exhaust conditions, while a fully rolled windband bead provides stability. They are equipped with neoprene isolators to isolate the drive frames from rest of the unit for prolonged life. Choose from a wide range of these belt-driven downblast ventilators, available in speed ratings ranging from 214 to 1800 RPM on Raptor Supplies.

StyleModelAssembled/unassembledPhaseOverall HeightMotor HpCfm @ 0.000-in. SpMax. BhpOverall Dia.Shaft Dia. Wheel EndPrice
A3GY67Assembled336 1/8"1 1/2 hp-1.56 bhp35 1/2"3/4"€2,402.63
A3GY69Assembled336"--3.15 bhp50"1"€4,374.94
A2RB62Assembled124 7/8"333/1000 hp-0.33 bhp24 3/8"3/4"€1,304.04
A3HFL7Assembled127 1/8"1/2 hp-0.53 bhp28 3/8"3/4"€1,847.66
A3GY66Assembled334 3/8"--1.1 bhp35 1/2"3/4"€2,260.68
A3GY71Assembled136 1/8"1 1/2 hp-1.56 bhp35 1/2"3/4"€2,717.81
A3GY70Assembled137 3/4"--1.1 bhp35 1/2"3/4"€2,672.38
A3HFL6Assembled136 1/8"1/4 hp-0.26 bhp28 3/8"3/4"€1,631.15
A3GY68Assembled336 1/8"--2.06 bhp42 3/4"1"€2,942.94
A2RB64Assembled125 3/8"1/2 hp-0.53 bhp28 3/8"3/4"€1,733.85
A2RB60Assembled124 7/8"1/4 hp-0.19 bhp24 3/8"3/4"€1,249.94
A2RB59Assembled124 7/8"1/4 hp-0.13 bhp24 3/8"3/4"€1,181.60
A2RB63Assembled124 7/8"1/2 hp-0.5 bhp24 3/8"3/4"€1,541.20
A3HFL8Assembled136"1 1/2 hp-1.55 bhp50"1"€4,229.00
A3HFL9Assembled338 1/2"-18322 CFM5.23 bhp58 3/4"1 1/4"€5,774.16
A2RB61Assembled124 7/8"1/4 hp-0.25 bhp24 3/8"3/4"€1,184.82
A7A571Unassembled136 1/8"--1.09 bhp35 1/2"3/4"€2,471.19
A7A566Unassembled136 1/8"--1.1 bhp35 1/2"3/4"€2,335.11
A7A660Unassembled336 1/8"--2.05 bhp35 1/2"3/4"€2,838.23
A7A649Unassembled324 7/8"1/2 hp-0.5 bhp24 3/8"3/4"€1,816.64
A7A652Unassembled327 1/8"--1.05 bhp28 3/8"3/4"€2,079.70
A7A656Unassembled336 1/8"1/2 hp-0.54 bhp35 1/2"3/4"€2,513.90
A7A661Unassembled336 1/8"1/2 hp-0.55 bhp35 1/2"3/4"€2,714.67
A7A667Unassembled340 1/8"3/4 hp-0.79 bhp42 3/4"1"€3,047.28
A7A669Unassembled340 1/8"1 1/2 hp-1.54 bhp42 3/4"1"€3,446.44
DAYTON -

Downblast Ventilators

StyleModelDrive TypeAssembled/unassembledOverall HeightOverall Dia.Shaft Dia. Wheel EndWheel Dia.Base LengthBase WidthPrice
A7YR32Belt DriveUnassembled37 3/4"50"1"30 1/2"42"42"€3,645.55
A7YR34Belt DriveUnassembled52 1/2"83"1 1/4"50"64"64"€12,202.26
B7YR28Belt DriveUnassembled29"28 3/8"3/4"16 3/4"26"26"€1,796.26
A7YR31Belt DriveUnassembled40 1/8"42 3/4"1"24 1/2"34"34"€2,858.30
A7YR30Belt DriveUnassembled36 1/8"35 1/2"3/4"21 1/2"30"30"€2,358.85
A7YR33Belt DriveUnassembled40 1/4"58 3/4"1 1/4"36"46"46"€4,964.93
A7YR29Belt DriveUnassembled36 1/8"35 1/2"3/4"18 1/2"30"30"€2,196.60
B7A677Belt DriveUnassembled37 3/4"50"1"30 1/2"42"42"€4,418.19
B52CD42Direct DriveAssembled25 1/2"24 3/8"1/2"11"22"22"€1,558.92
B52CD43Direct DriveAssembled25 1/2"28 3/8"1/2"13 3/4"26"26"€2,073.26
DAYTON -

Shrouds

StyleModelMPNPrice
A51E08951E089€212.57
A51E09051E090€488.65
B53A95553A955€503.38
B53J57453J574€264.63
B53J57553J575€277.57
C53J57753J577€409.24
D207-048-4000207-048-4000€174.90
B63663986366398€231.79
B63664006366400€312.02
A63664786366478€1,175.43
B63664856366485€426.66
HONEYWELL -

Shrouds

StyleModelMPNPrice
APA932AMPA932AM€122.62
BPA933AMPA933AM€164.61
CPA9311AMPA9311AM€36.30
DPA9312AMPA9312AM€48.05
StyleModelMPNPrice
A4690046900€869.40
A4690146901€1,147.89
A4690246902€1,066.11
A4690346903€1,249.71
A4690546905€1,168.71
A4690946909€1,208.83
A4691046910€1,291.37
A4691146911€1,366.97
A4691346913€1,412.49
A4691646916€1,491.17
A4691846918€1,434.86
A4691946919€1,583.74
A4692346923€1,549.03
A4692446924€1,632.34
A4692746927€1,567.54
A4692846928€1,598.40
A4693046930€1,708.71
A4693146931€1,863.00
A4693346933€1,910.06
A4693746937€1,932.43
A4693846938€1,920.09
A4693946939€1,808.23
A4694146941€2,166.94
A4694346943€2,146.11
A4694446944€2,148.43
StyleModelMPNPrice
A4738647386€365.66
A4738747387€451.29
A4738847388€492.94
A4739247392€619.46
A4739447394€809.23
A4739947399€928.03
A4740147401€992.06
A4740347403€1,174.89
DAYTON -

Direct Driven Downblast Ventilators, Roof Mount

Dayton downblast ventilators are roof-mounted for discharging dirty air from industries and commercial buildings. They are designed to operate continuously to vent foul air and odour under low to moderate static pressure conditions. They have spun aluminium construction with a fully rolled windband bead for corrosion resistance, durability, stability and portability. These ventilators feature direct driven motors that are directly connected to the fan through shafts or axles, thereby increasing energy efficiency. Selected models come with a speed control for controlling the speed of ventilators. Choose from a wide range of these ventilators, available in wheel diameters ranging from 8.25 to 18.5 inches.

StyleModelDrive TypePhaseNumber Of SpeedsOverall HeightMotor HpCfm @ 0.000-in. SpCfm @ 0.500-in. SpMax. BhpPrice
A4YC66Direct Drive1113 7/8"1/8 hp--0.04 bhp€666.79
B16D534Direct Drive1316 3/4"1/8 hp717/888/1059 CFM-0.04 bhp€658.18
A4YC67Direct Drive1314 5/8"1/8 hp717/888/1059 CFM-0.04 bhp, 0.07 bhp, 012 bhp€745.46
A4YC71Direct Drive1123 3/4"1/2 hp--0.6 bhp€1,204.91
A4YC72Direct Drive1123 3/4"333/1000 hp--0.29 bhp€1,310.78
A4YC73Direct Drive1123 3/4"1/4 hp--0.26 bhp€1,505.32
B5DVR5Direct Drive1312 1/8"1/60 hp138/170/203 CFM-0.01 bhp, 0.02 bhp, 0.01 bhp€463.31
B38AX31Direct Drive1Variable23 3/4"3/4 hp1948/2412/2875 CFM-0.24 bhp, 0.46 bhp, 0.79 bhp€1,594.95
B16D529Direct Drive1313 1/2"33/1000 hp253/314/374 CFM-0.01 bhp, 0.02 bhp, 0.03 bhp€470.06
B16D533Direct Drive1316 3/4"1/15 hp520/644/768 CFM473 CFM0.02 bhp, 0.05 bhp, 0.08 bhp€682.14
B16D537Direct Drive1123 3/4"1/2 hp--0.6 bhp€1,174.02
A4YC76Direct Drive1128"333/1000 hp--0.42 bhp€2,038.17
B5DVR7Direct Drive1314 5/8"1/20 hp335/415/495 CFM237 CFM0.02 bhp, 0.03 bhp, 0.06 bhp€664.41
B5DVR9Direct Drive1123 3/4"167/1000 hp--0.09 bhp€805.54
B5DVT0Direct Drive1123 3/4"1/4 hp--0.31 bhp€758.66
B5DVT2Direct Drive1Variable23 3/4"1/4 hp729/966/1462 CFM-0.04 bhp, 0.09 bhp, 0.31 bhp€1,086.99
A6KWK5Direct Drive1123 3/4"167/1000 hp--0.06 bhp€730.58
B16D538Direct Drive1123 3/4"167/1000 hp--0.17 bhp€979.61
B16D527Direct Drive1313 1/2"1/60 hp138/170/203 CFM-0.01 bhp, 0.02 bhp, 0.01 bhp€479.24
A4YC68Direct Drive1123 3/4"1/8 hp--0.06 bhp€876.60
B16D535Direct Drive1123 3/4"1/4 hp--0.31 bhp€883.71
A4YC69Direct Drive1123 3/4"333/1000 hp--0.5 bhp€1,009.36
B5DVR8Direct Drive1314 5/8"1/15 hp520/644/768 CFM473 CFM0.02 bhp, 0.05 bhp, 0.08 bhp€720.42
B5DVT4Direct Drive1Variable23 3/4"3/4 hp1948/2412/2875 CFM-0.24 bhp, 0.46 bhp, 0.79 bhp€1,580.86
A6KWK7Direct Drive3128"3/4 hp--0.98 bhp€2,036.67

Downblast Centrifugal Roof Ventilators

Downblast centrifugal roof ventilators are roof or wall mounted for discharging dirty air from industries and commercial buildings. Raptor Supplies offer centrifugal roof ventilators from brands like Dayton and Fantech. They operate continuously to vent foul air and odours under low to moderate static pressure conditions. Raptor Supplies provides centrifugal supply ventilators in two types, namely belt driven and direct driven. Belt driven downblast ventilators offer greater flexibility in terms of rpm speeds as the motor is not directly in contact with the fan's moving parts. Direct driven downblast centrifugal ventilators are designed such that the motor is directly connected to the fan through shafts or axles, thereby increasing energy efficiency.