Intake Louvers

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DAYTON -

Combination Louver Damper

Dayton combination louvre dampers provide complete protection to the air intake and exhaust openings from extreme weather conditions while providing constant airflow. These units feature 4 inch, channel frame with drainable 45 degrees fixed blades to offer superior resistance to rain and debris. They also have adjustable blades with a tight shutoff to completely close the opening if needed. These units feature a flattened birdscreen for preventing birds to enter through the louvres and block the airflow. Choose from an extensive range of these combination louvre dampers, available in heights ranging from 6 to 54 inches.

StyleModelRough Opening HeightRough Opening WidthFree AreaMax. IntakeMax. ExhaustFlange WidthInside WidthOutside HeightPrice
A45C67212"12"0.3 sq. ft.131 CFM206 CFM1 1/4"9 3/4"11 1/2"€431.53
A45C68024"36"2.1 sq. ft.1444 CFM2269 CFM1 1/4"33 3/4"23 1/2"€726.80
A45C67936"24"2.3 sq. ft.1531 CFM2406 CFM1 1/4"21 3/4"35 1/2"€955.81
A45C68236"48"5 sq. ft.3281 CFM5156 CFM1 1/4"45 3/4"35 1/2"€1,346.74
A45C68148"36"5.2 sq. ft.3369 CFM5294 CFM1 1/4"33 3/4"47 1/2"€1,500.45
A45C67354"54"8.5 sq. ft.5950 CFM9350 CFM1 1/4"51 3/4"53 1/2"€2,229.17
A45C67460"60"11.2 sq. ft.7481 CFM11756 CFM1 1/4"57 3/4"59 1/2"€2,528.84
DAYTON -

Combination Louver Dampers

Dayton combination louvers are engineered to secure air intake and exhaust openings from rain and weather while offering superior air flow. These manually managed combination louver dampers feature mill finish, projected aluminium, drainable frame and 45 degree fixed louvers. They come with stable height adjustable width intake louvers that lock firmly into the frame to offer seamless finish and clean appearance. Choose from a range of these combination louver dampers, available in 3, 4, 6, 7, 9 and 10 blade variants.

StyleModelRough Opening HeightRough Opening WidthFree AreaMax. IntakeMax. ExhaustFlange WidthInside HeightInside WidthPrice
A20UA2012"12"0.2 sq. ft.266 CFM381 CFM1 1/2"10 1/2"9 3/4"€549.04
B20UC0718"36"1.5 sq. ft.1714 CFM2450 CFM1 1/2"16 1/2"33 3/4"€768.50
B20UC1218"42"1.8 sq. ft.2025 CFM2896 CFM1 1/2"16 1/2"39 3/4"€772.77
B20UA9918"30"1.3 sq. ft.1402 CFM2005 CFM1 1/2"16 1/2"27 3/4"€746.17
B20UA9318"24"---1 1/2"12"21 3/4"€759.13
B20UC1918"48"2.1 sq. ft.2337 CFM3341 CFM1 1/2"16 1/2"45 3/4"€944.73
A20UA2118"18"0.7 sq. ft.779 CFM1114 CFM1 1/2"16 1/2"15 3/4"€708.60
B20UC2618"54"2.4 sq. ft.2648 CFM3787 CFM1 1/2"16 1/2"51 3/4"€885.79
C5NKH618"18"0.521 sq. ft.438 CFM625 CFM1 1/4"12"18"€595.87
B20UC3318"60"2.6 sq. ft.2960 CFM4232 CFM1 1/2"16 1/2"57 3/4"€938.05
B20UC3424"60"4 sq. ft.4509 CFM6447 CFM1 1/2"22 1/2"57 3/4"€1,100.64
B20UC1324"42"2.8 sq. ft.3085 CFM4411 CFM1 1/2"22 1/2"39 3/4"€1,038.69
A20UA2524"36"2.3 sq. ft.2610 CFM3733 CFM1 1/2"22 1/2"33 3/4"€887.15
D5NKH724"24"1.3 sq. ft.1005 CFM1444 CFM1 1/4"22 1/2"21 3/4"€735.73
B20UA8624"18"1.1 sq. ft.1186 CFM1697 CFM1 1/2"23 1/2"17 1/2"€806.84
B20UA9224"18"3.1 sq. ft.3414 CFM4882 CFM1 1/2"58 1/2"15 3/4"€2,221.17
B20UC2024"48"3.2 sq. ft.3559 CFM5090 CFM1 1/2"22 1/2"45 3/4"€979.37
A20UA2224"24"1.5 sq. ft.1661 CFM2375 CFM1 1/2"22 1/2"21 3/4"€891.50
B20UC0124"30"1.9 sq. ft.2136 CFM3054 CFM1 1/2"22 1/2"27 3/4"€914.95
B20UC2724"54"3.6 sq. ft.4034 CFM5769 CFM1 1/2"22 1/2"51 3/4"€1,040.04
B20UC2130"48"4.1 sq. ft.4564 CFM6526 CFM1 1/2"28 1/2"45 3/4"€1,281.66
B20UC3530"60"5.2 sq. ft.5781 CFM8267 CFM1 1/2"28 1/2"57 3/4"€1,409.65
B20UC0830"36"3 sq. ft.3347 CFM4786 CFM1 1/2"28 1/2"33 3/4"€1,148.02
B20UA9430"24"---1 1/2"24"21 3/4"€1,064.73
A20UA2430"30"2.4 sq. ft.2738 CFM3916 CFM1 1/2"28 1/2"27 3/4"€1,133.11
DAYTON -

Adjustable Aluminium Louvers

Dayton intake louvers are designed for creating custom ventilation openings in warehouses and manufacturing facilities. They feature tabbed louvers for ensuring secure locking upon installation and are width adjustable for accommodating a range of wall openings. They have durable aluminium frames for withstanding harsh outside environments. Choose from a broad range of these louvers, available in 14 & 18 inch heights on Raptor Supplies.

StyleModelRough Opening HeightFree AreaMax. IntakeMax. ExhaustInside HeightOutside HeightWall Opening SizeLouver TypePrice
A2FTV414"1.3 sq. ft.1565 CFM2240 CFM14"18"14" x 24"Stationary Blade€430.98
A2FTV918"1.8 sq. ft.2010 CFM2875 CFM18"22"18" x 24"Stationary Blade€470.29
DAYTON -

Adjustable Width Intake Louvers

Dayton stationary intake louvers are suitable for creating custom ventilation openings in warehouses and manufacturing facilities. These louvers have fixed height and are width adjustable for accommodating a range of wall openings and come with tabbed louvers for ensuring secure locking upon installation. They have galvanised steel frame for withstanding harsh outside environments. Choose from a broad range of these adjustable louvers, available in single & double blades variants on Raptor Supplies.

StyleModelRough Opening HeightFree AreaMax. IntakeMax. ExhaustInside HeightOutside HeightWall Opening SizeLouver TypePrice
A2FTV214"1.3 sq. ft.1565 CFM2240 CFM14"18"14" x 24"Stationary Blade€355.33
A2FTV518"1.8 sq. ft.2010 CFM2875 CFM18"22"18" x 24"Stationary Blade€345.62
DAYTON -

Louver Intake

Dayton louvers are designed for protecting air intake and exhaust openings in exterior walls and in ventilation applications requiring protection from rain and weather infiltration. These stationary intake louvers feature a flattened aluminium bird screen to prevent the entry of birds at a ventilation opening and tabbed louver blades set at 45-degree angles, locked securely into the frame for a clean appearance and smooth finish. Raptor Supplies offers a wide range of Dayton louvers in fixed height and adjustable width designs for optimum building ventilation.

StyleModelMaterialRough Opening HeightRough Opening WidthFree AreaMax. Air VelocityMax. IntakeMax. ExhaustFlange WidthPrice
A4F954Aluminum30"21"2.8 sq. ft.3000 FPM2625 CFM3750 CFM2"€477.04
B4F955Aluminum36"24"3.6 sq. ft.3000 FPM3150 CFM4500 CFM2"€568.04
B4F952Aluminum18"18"1 sq. ft.3000 FPM1050 CFM1500 CFM2"€266.64
B4F951Aluminum14"12"0.6 sq. ft.3000 FPM616 CFM875 CFM2"€223.88
C45C678Aluminum42"42"6.5 sq. ft.3000 FPM3734 CFM4875 CFM1 1/4"€973.70
C45C671Aluminum60"60"13.3 sq. ft.3000 FPM8187 CFM10688 CFM1 1/4"€1,480.23
C45C670Aluminum54"54"11.1 sq. ft.3000 FPM6511 CFM8500 CFM1 1/4"€1,338.55
C45C669Aluminum12"12"0.4 sq. ft.3000 FPM144 CFM188 CFM1 1/4"€329.33
B4F953Aluminum24"18"2 sq. ft.3000 FPM1750 CFM2500 CFM2"€334.41
D20UA57Aluminum60"36"7.6 sq. ft.3500 FPM7959 CFM11382 CFM1 1/2"€1,273.07
D20UA66Aluminum24"48"3.9 sq. ft.3500 FPM3876 CFM5543 CFM1 1/2"€742.16
B4F959Aluminum48"36"6.6 sq. ft.3000 FPM5600 CFM8000 CFM2"€905.56
B4F958Aluminum48"24"4.9 sq. ft.3000 FPM5200 CFM6000 CFM2"€770.95
B4F957Aluminum42"24"5.6 sq. ft.3000 FPM4290 CFM6125 CFM2"€854.22
B4F956Aluminum36"36"4.8 sq. ft.3000 FPM4200 CFM6000 CFM2"€728.72
B3C973Galvanized Steel24"18"2 sq. ft.3000 FPM1750 CFM2500 CFM2"€261.29
B3C974Galvanized Steel36"24"3.6 sq. ft.3000 FPM3150 CFM4500 CFM2"€429.19
B3C975Galvanized Steel36"36"4.8 sq. ft.3000 FPM4200 CFM6000 CFM2"€551.34
B3C972Galvanized Steel18"18"1 sq. ft.3000 FPM1050 CFM1500 CFM2"€213.53
B3C977Galvanized Steel48"36"6.6 sq. ft.3000 FPM5600 CFM8000 CFM2"€736.67
B4F421Galvanized Steel14"12"0.6 sq. ft.3000 FPM616 CFM875 CFM2"€189.92
B4F423Galvanized Steel42"24"5.6 sq. ft.3000 FPM4290 CFM6125 CFM2"€682.47
B3C976Galvanized Steel48"24"4.9 sq. ft.3000 FPM5200 CFM6000 CFM2"€623.58
B4F422Steel30"21"1.620 sq. ft. to 2.830 sq. ft.3000 FPM2625 CFM3750 CFM2"€347.82
DAYTON -

Louver Wall Opening

Dayton louver wall openings are compact units that comfortably fit together for custom openings. The blades of these louvers are particularly placed at an approximate angle of 45 degrees. These louvers are costructed of lightweight and corrosion resistant material and comprise preinstalled bird screens. Choose from a range of these louver wall openings, available in 15, 21, 27, 33 and 45 inch inside widths.

StyleModelMaterialRough Opening HeightRough Opening WidthMax. IntakeMax. ExhaustFree AreaFlange WidthInside HeightPrice
A4FZF3Aluminum18"18"744 CFM1063 CFM0.9 sq. ft.1 1/4"5"€227.63
B4FZF5Aluminum36"24"2028 CFM2897 CFM2.5 sq. ft.1 1/4"11"€440.81
A4FZF6Aluminum30"30"2115 CFM3022 CFM2.8 sq. ft.1 1/4"17"€427.49
A4FZF7Aluminum24"36"2028 CFM2897 CFM2.8 sq. ft.1 1/4"23"€413.87
A4FZF8Aluminum36"36"3063 CFM4376 CFM4 sq. ft.1 1/4"23"€526.90
A4FZF9Aluminum48"36"4099 CFM5855 CFM5.2 sq. ft.1 1/4"47"€696.33
A4FZG1Aluminum36"48"4099 CFM5855 CFM5.4 sq. ft.1 1/4"35"€648.19
A4FZG2Aluminum48"48"5484 CFM7834 CFM7.1 sq. ft.1 1/4"47 1/2"€853.06
A4FZF4Aluminum24"24"1342 CFM1918 CFM-1 1/4"11"€317.27
C4FZG8Galvanized Steel36"36"3063 CFM4376 CFM4 sq. ft.1 1/4"23"€568.85
C4FZH1Galvanized Steel36"48"4099 CFM5855 CFM5.4 sq. ft.1 1/4"35"€681.08
C4FZG9Galvanized Steel48"36"4099 CFM5855 CFM5.2 sq. ft.1 1/4"47"€736.02
A4FZG3Galvanized Steel18"18"744 CFM1063 CFM0.9 sq. ft.1 1/4"15"€250.14
C4FZG7Galvanized Steel24"36"2028 CFM2897 CFM2.8 sq. ft.1 1/4"23"€427.52
C4FZG6Galvanized Steel30"30"2115 CFM3022 CFM2.8 sq. ft.1 1/4"17"€442.33
C4FZG5Galvanized Steel36"24"2028 CFM2897 CFM2.5 sq. ft.1 1/4"11"€438.79
D4FZG4Galvanized Steel24"24"1342 CFM1918 CFM1.8 sq. ft.1 1/4"11"€342.13
C4FZH2Galvanized Steel48"48"5484 CFM7834 CFM7.1 sq. ft.1 1/4"35"€870.36
DAYTON -

Intake Louvers

StyleModelMaterialRough Opening HeightRough Opening WidthMax. Air VelocityFree AreaMax. IntakeMax. ExhaustFlange WidthPrice
A20UA37Aluminum48"18"3500 FPM3 sq. ft.2843 CFM4065 CFM1 1/2"€817.08
B20UA13Aluminum36"36"3500 FPM4.4 sq. ft.4548 CFM6504 CFM1 1/2"€779.66
A20UA50Aluminum48"30"3500 FPM5.3 sq. ft.5117 CFM7317 CFM1 1/2"€963.91
B20UA19Aluminum60"60"3500 FPM13.3 sq. ft.13748 CFM19660 CFM1 1/2"€1,726.02
C5NKK0Aluminum48"48"3500 FPM8.4 sq. ft.5484 CFM7834 CFM1 1/4"€984.92
B20UA16Aluminum36"48"3500 FPM6.1 sq. ft.6202 CFM8869 CFM1 1/2"€972.84
A20UA38Aluminum54"18"3500 FPM3.4 sq. ft.3359 CFM4804 CFM1 1/2"€911.80
A20UA51Aluminum54"30"3500 FPM6 sq. ft.6047 CFM8647 CFM1 1/2"€1,109.07
B20UA09Aluminum24"24"3500 FPM1.8 sq. ft.1809 CFM2587 CFM1 1/2"€500.31
A20UA72Aluminum18"54"3500 FPM3.3 sq. ft.3515 CFM5026 CFM1 1/2"€733.38
B20UA08Aluminum18"18"3500 FPM1 sq. ft.1034 CFM1478 CFM1 1/2"€408.01
A20UA62Aluminum48"42"3500 FPM7.5 sq. ft.7391 CFM10569 CFM1 1/2"€1,151.96
A20UA71Aluminum60"48"3500 FPM10.5 sq. ft.10854 CFM15521 CFM1 1/2"€1,525.88
A20UA46Aluminum18"30"3500 FPM1.8 sq. ft.1861 CFM2661 CFM1 1/2"€510.77
A20UA79Aluminum18"60"3500 FPM---1 1/2"€809.60
B20UA17Aluminum48"48"3500 FPM8.4 sq. ft.8528 CFM12195 CFM1 1/2"€1,152.14
A20UA64Aluminum60"42"3500 FPM9.5 sq. ft.9407 CFM13451 CFM1 1/2"€1,422.28
A20UA35Aluminum36"18"3500 FPM2.2 sq. ft.2067 CFM2956 CFM1 1/2"€614.09
A20UA63Aluminum54"42"3500 FPM8.5 sq. ft.8735 CFM12491 CFM1 1/2"€1,347.10
A20UA75Aluminum36"54"3500 FPM7.2 sq. ft.7029 CFM10052 CFM1 1/2"€1,084.26
A20UA81Aluminum30"60"3500 FPM6.3 sq. ft.6874 CFM9830 CFM1 1/2"€1,049.79
A20UA80Aluminum24"60"3500 FPM4.9 sq. ft.4910 CFM7021 CFM1 1/2"€879.45
A20UA83Aluminum42"60"3500 FPM9.1 sq. ft.9820 CFM14043 CFM1 1/2"€1,390.04
A20UA44Aluminum54"24"3500 FPM4.3 sq. ft.4703 CFM6726 CFM1 1/2"€1,003.72
D53DR08Aluminum42"42"4875 FPM5.4 sq. ft.3876 CFM5543 CFM1 1/4"€690.11
DAYTON -

Intake Louvers, Fixed, Drainable

Dayton intake louvers secure air intake and exhaust openings in exterior walls. These fixed intake modular units can fit together comfortably to produce custom openings. They also have tabbed louvers that can lock protectively into the frame, offering a seamless finish and washed appearance. Choose from a range of these intake louvers, available in 15, 21, 27, 33 and 45 inch inside widths.

StyleModelRough Opening HeightRough Opening WidthFree AreaMax. IntakeMax. ExhaustFlange WidthInside HeightInside WidthPrice
A5NKJ218"18"0.9 sq. ft.744 CFM1063 CFM1 1/4"12"15"€277.28
B5NKJ324"24"1.8 sq. ft.1342 CFM1918 CFM1 1/4"18"21"€399.08
A5NKJ624"36"2.8 sq. ft.2028 CFM2897 CFM1 1/4"18"33"€505.32
A5NKJ530"30"3.2 sq. ft.2115 CFM3022 CFM1 1/4"24"27"€486.94
A5NKJ436"24"2.8 sq. ft.2028 CFM2897 CFM1 1/4"30"21"€483.64
A5NKJ736"36"4.4 sq. ft.3063 CFM4376 CFM1 1/4"30"33"€637.24
A5NKJ936"48"6.1 sq. ft.4099 CFM5855 CFM1 1/4"30"45"€781.16
A5NKJ848"36"6 sq. ft.4099 CFM5855 CFM1 1/4"42"33"€779.72
StyleModelWall Opening SizeEffective AreaMaterialPrice
A94660--Aluminum€3,883.68
A94260---€1,524.24
A9432212" x 12"-Aluminum€213.84
A9420012" x 18"-Aluminum€255.60
A9420112" x 24"-Aluminum€306.00
A9420212" x 30"-Aluminum€357.84
A9420312" x 36"-Aluminum€392.40
A9420412" x 42"-Aluminum€465.12
A9420512" x 48"-Aluminum€504.00
A9420612" x 54"-Aluminum€573.84
A9420712" x 60"-Aluminum€605.52
RFQ
A9420812" x 66"-Aluminum€647.28
RFQ
A9420912" x 72"-Aluminum€688.32
A9421012" x 78"-Aluminum€740.16
A9421112" x 84"-Aluminum€799.92
A9421212" x 90"-Aluminum€838.80
A9421312" x 96"-Aluminum€879.84
A9421418" x 12"-Aluminum€245.52
A9431818" x 18"-Aluminum€296.64
A9438718" x 24"-Aluminum€362.88
A9421518" x 30"-Aluminum€450.00
A9421618" x 36"-Aluminum€497.52
A9421718" x 42"-Aluminum€558.72
A9421818" x 48"-Aluminum€602.64
A9421918" x 54"-Aluminum€685.44
StyleModelWall Opening SizeMaterialEffective AreaPrice
A94459-Aluminum-€1,447.92
A94355-Aluminum-€589.68
A94460-Aluminum-€1,555.92
A9436612" x 12"Aluminum-€306.00
A9436112" x 18"Aluminum-€376.56
A9436512" x 24"--€439.92
A9436712" x 30"Aluminum-€516.24
A9436412" x 36"Aluminum-€608.40
A9436812" x 42"Aluminum-€711.36
A9436912" x 48"Aluminum-€778.32
A9437012" x 54"Aluminum-€861.12
A9437812" x 60"Aluminum-€921.60
RFQ
A9437912" x 66"Aluminum-€1,020.24
RFQ
A9438012" x 72"Aluminum-€1,084.32
A9438112" x 78"Aluminum-€1,164.24
A9438212" x 84"Aluminum-€1,236.96
A9438312" x 90"Aluminum-€1,307.52
A9438512" x 96"Aluminum-€1,406.16
A9441318" x 12"Aluminum-€347.76
A9436318" x 18"Aluminum-€424.08
A9438818" x 24"Aluminum-€497.52
A9437518" x 30"Aluminum-€612.00
A9435318" x 36"Aluminum-€727.20
A9439018" x 42"Aluminum-€812.88
A9439918" x 48"Aluminum-€886.32

Intake Louvers

Intake louvers are suitable for protecting exhaust & air intake openings in warehouses & storage facilities from harsh outside conditions. Raptor Supplies is an authorised distributor of Dayton & Airmaster Fan intake louvers. Selected models feature pivoting louvers for ensuring watertight closure and a bird screen for preventing birds from passing through the intake. Choose from a wide range of intake louvers, available in 1.25, 1.5 & 2 inch flange widths on Raptor Supplies.