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Adjustable / Combination Louvers

You don't always need a control damper for close-off. Adjustable and Combination louvers close at the opening without extra airflow equipment.

Products 27

Products

AC45C

4" Deep Drainable Combination Adjustable and Stationary Louver

Arrow - EA-480-D
Color Options Avaliable

AC45C

  • Free Area %: 52%
  • Pressure Drop: .14 in. w.g. @ 994 fpm
  • Water Penetration (fpm): 994 (fpm)
  • Material Options: Extruded Aluminum 6063 Alloy
  • Blade Type: Straight Blade (J-Blade)
  • Pressure Drop: .14 in. w.g. @ 994 fpm
  • Water Penetration (fpm): 994 (fpm)(FPM)
More Info

AC45CM

4" Deep Drainable Combination Adjustable and Stationary Louver With Concealed Actuator

Arrow - EA-480-D-M
Color Options Avaliable

AC45CM

    • Material Options: Extruded Aluminum 6063 Alloy
    • Blade Type: Straight Blade (J-Blade)
    More Info

    ACL73A

    7" Deep Insulated Blade Combination Adjustable and Stationary Acoustical Steel Louver

    Arrow - FS-700

    ACL73A

    • Free Area %: 45.4%
    • Pressure Drop: .17 in. w.g. @ 1000 fpm
    • Water Penetration (fpm): 841 (fpm)
    • Material Options: 304 Stainless Steel, 316 Stainless Steel, Galvanized Steel, or Galvaneal (When Finish / Field Painting Is Required)
    • Blade Type: Straight Blade (J-Blade)
    • Pressure Drop: .17 in. w.g. @ 1000 fpm
    • Water Penetration (fpm): 841 (fpm)(FPM)
    More Info

    DC65D

    6" Deep 35° Fixed Drainable Front Blade and Adjustable Back Blade Louver

    Arrow - EA-680-D
    Color Options Avaliable

    DC65D

    • Free Area %: 52%
    • Pressure Drop: .11 in. w.g. @ 1029 fpm
    • Water Penetration (fpm): 1029 (fpm)
    • Material Options: Extruded Aluminum 6063 Alloy
    • Blade Type: Straight Blade (J-Blade)
    • Pressure Drop: .11 in. w.g. @ 1029 fpm
    • Water Penetration (fpm): 1029 (fpm)(FPM)
    More Info

    DC65DM

    6" Deep 35° Fixed Drainable Front Blade and Adjustable Back Blade Louver w/ Concealed Actuator

    Arrow - EA-680-D-M
    Color Options Avaliable

    DC65DM

    • Free Area %: 52%
    • Water Penetration (fpm): 1029 (fpm)
    • Material Options: Extruded Aluminum 6063 Alloy
    • Blade Type: Straight Blade (J-Blade)
    • Water Penetration (fpm): 1029 (fpm)(FPM)
    More Info

    DC68C

    6" Deep 35° Fixed Blade and Adjustable Blade Combination Louver

    Arrow - EA-681
    Color Options Avaliable

    • Free Area %: 52%
    • Pressure Drop: .145 in. w.g. @ 981 fpm
    • Water Penetration (fpm): 981 (fpm)
    • Material Options: Extruded Aluminum 6063 Alloy
    • Blade Type: Straight Blade (J-Blade)
    • Pressure Drop: .145 in. w.g. @ 981 fpm
    • Water Penetration (fpm): 981 (fpm)(FPM)
    More Info

    DC68CM

    6" Deep 35° Fixed Blade and Adjustable Blade Combination Louver w/ Concealed Actuator

    Arrow - EA-681-M
    Color Options Avaliable

      • Material Options: Extruded Aluminum 6063 Alloy
      • Blade Type: Straight Blade (J-Blade)
      More Info

      EL471E

      4" Deep Automatic Combination Louver - Intake or Discharge

      Arrow - 377
      Color Options Avaliable

      EL47IE

        • Material Options: Extruded Aluminum 6063 Alloy
        • Blade Type: Straight Blade (J-Blade)
        More Info

        EL47A

        4" Deep Non-Drainable Pin-Lock Blade Adjustable Louver

        Arrow - EA-444
        Color Options Avaliable

        EL47A

        • Free Area %: 43%
        • Pressure Drop: .16 in. w.g. @ 1000 fpm
        • Water Penetration (fpm): 1044 (fpm)
        • Material Options: Extruded Aluminum 6063 Alloy
        • Blade Type: Pin-Lock
        • Pressure Drop: .16 in. w.g. @ 1000 fpm
        • Water Penetration (fpm): 1044 (fpm)(FPM)
        More Info

        EL62A

        6" Deep Non-Drainable Blade Adjustable Louver

        Arrow - EA-633
        Color Options Avaliable

        EL62A

        • Free Area %: 57%
        • Pressure Drop: .15 in. w.g. @ 1000 fpm
        • Water Penetration (fpm): 841 (fpm)

        Currently Unavaliable

        • Material Options: Extruded Aluminum 6063 Alloy
        • Blade Type: Baffle Blade (K-Blade)
        • Pressure Drop: .15 in. w.g. @ 1000 fpm
        • Water Penetration (fpm): 841 (fpm)(FPM)
        More Info

        EL62AM

        6" Deep Non-Drainable Blade Adjustable Louver with Concealed Actuator

        Arrow - EA-633-M
        Color Options Avaliable

        EL62AM

          Currently Unavaliable

          • Material Options: Extruded Aluminum 6063 Alloy
          • Blade Type: Baffle Blade (K-Blade)
          More Info

          EL8870AM

          6" Deep Pin-Lock Blade Adjustable Louver With Concealed Actuator

          Arrow - EA-444-70-M
          Color Options Avaliable

          EL8870AM

            • Material Options: Extruded Aluminum 6063 Alloy
            • Blade Type: Pin-Lock
            More Info

            EL88A

            6" Deep Non-Drainable Pin-Lock Blade Adjustable Louver

            Arrow - EA-444-70
            Color Options Avaliable

            EL88A

            • Free Area %: 67%
            • Pressure Drop: .14 in. w.g. @ 1000 fpm
            • Water Penetration (fpm): 681 (fpm)
            • Material Options: Extruded Aluminum 6063 Alloy
            • Blade Type: Pin-Lock
            • Pressure Drop: .14 in. w.g. @ 1000 fpm
            • Water Penetration (fpm): 681 (fpm)(FPM)
            More Info

            EL88AM

            4" Deep Pin-Lock Blade Adjustable Louver With Concealed Actuator

            Arrow - EA-444-M
            Color Options Avaliable

            EL88AM

              • Material Options: Extruded Aluminum 6063 Alloy
              • Blade Type: Pin-Lock
              More Info

              IL21A

              4" Deep Drainable Blade Adjustable Louver

              Arrow - EA-450-D
              Color Options Avaliable

              IL21A

              • Free Area %: 44%
              • Pressure Drop: .14 in. w.g. @ 1000 fpm
              • Water Penetration (fpm): 974 (fpm)
              • Material Options: Extruded Aluminum 6063 Alloy
              • Blade Type: Baffle Blade (K-Blade)
              • Pressure Drop: .14 in. w.g. @ 1000 fpm
              • Water Penetration (fpm): 974 (fpm)(FPM)
              More Info

              IL21AM

              4" Deep Drainable Blade Adjustable Louver With Concealed Actuator

              Arrow - EA-450-DM
              Color Options Avaliable

              IL21AM

                • Material Options: Extruded Aluminum 6063 Alloy
                • Blade Type: Baffle Blade (K-Blade)
                More Info

                IL31A

                6" Deep Drainable Blade Adjustable Louver

                Arrow - EA-651-D
                Color Options Avaliable

                IL31A

                • Free Area %: 54%
                • Pressure Drop: .145 in. w.g. @ 1000 fpm
                • Water Penetration (fpm): 880 (fpm)
                • Material Options: Extruded Aluminum 6063 Alloy
                • Blade Type: Baffle Blade (K-Blade)
                • Pressure Drop: .145 in. w.g. @ 1000 fpm
                • Water Penetration (fpm): 880 (fpm)(FPM)
                More Info

                IL31AF

                6" Deep 35° Drain Blade and Adjustable Airfoil Blade Louver

                Arrow - EA-680-DAF
                Color Options Avaliable

                IL31AF

                • Free Area %: 52%
                • Pressure Drop: .14 in. w.g. @ 1026 fpm
                • Water Penetration (fpm): 1029 (fpm)
                • Material Options: Extruded Aluminum 6063 Alloy
                • Blade Type: Airfoil Blade
                • Pressure Drop: .14 in. w.g. @ 1026 fpm
                • Water Penetration (fpm): 1029 (fpm)(FPM)
                More Info

                IL31AFM

                6" Deep 35° Drain Blade and Adjustable Airfoil Blade Louver w/ Concealed Mullions

                Arrow - EA-680-DAFM_slice
                Color Options Avaliable

                IL31AFM

                • Free Area %: 52%
                • Water Penetration (fpm): 1029 (fpm)
                • Material Options: Extruded Aluminum 6063 Alloy
                • Blade Type: Airfoil Blade
                • Water Penetration (fpm): 1029 (fpm)(FPM)
                More Info

                IL31AM

                6" Deep Drainable Blade Adjustable Louver with Concealed Actuator

                Arrow - EA-651-DM
                Color Options Avaliable

                IL31AM

                  • Material Options: Extruded Aluminum 6063 Alloy
                  • Blade Type: Baffle Blade (K-Blade)
                  More Info

                  L677E

                  6" Deep 35° Combination Stationary and Adjustable Exhaust Louver

                  Arrow - EA-677-E
                  Color Options Avaliable

                  L677E

                  • Free Area %: 52%
                  • Material Options: Extruded Aluminum 6063 Alloy
                  • Blade Type: Straight Blade (J-Blade)
                  More Info

                  L680DAFC

                  6" Deep 35° Drain Blade and Adjustable Airfoil Blade Louver w/ Concealed Actuator

                  Arrow - EA-680-DAFC_slice
                  Color Options Avaliable

                  L680DAFC

                  • Free Area %: 52%
                  • Water Penetration (fpm): 1029 (fpm)
                  • Material Options: Extruded Aluminum 6063 Alloy
                  • Blade Type: Airfoil Blade
                  • Water Penetration (fpm): 1029 (fpm)(FPM)
                  More Info

                  L680DC

                  6" Deep 35° Fixed Drainable Front Blade and Adjustable Back Blade Louver with Concealed Mullion

                  Arrow - EA-680-D-C
                  Color Options Avaliable

                  L680DC

                  • Free Area %: 52%
                  • Water Penetration (fpm): 1029 (fpm)
                  • Material Options: Extruded Aluminum 6063 Alloy
                  • Blade Type: Straight Blade (J-Blade)
                  • Water Penetration (fpm): 1029 (fpm)(FPM)
                  More Info

                  SL21A

                  4" Deep 45° Blade Adjustable Steel Louver

                  Arrow - FS-446-D
                  Color Options Avaliable

                  SL21A

                  • Free Area %: 44%
                  • Pressure Drop: .16 in. w.g. @ 1050 fpm
                  • Water Penetration (fpm): 1002 (fpm)
                  • Material Options: 304 Stainless Steel, 316 Stainless Steel, Galvanized Steel, or Galvaneal (When Finish / Field Painting Is Required)
                  • Blade Type: Straight Blade (J-Blade)
                  • Pressure Drop: .16 in. w.g. @ 1050 fpm
                  • Water Penetration (fpm): 1002 (fpm)(FPM)
                  More Info

                  SL33A

                  6" Deep Drainable Blade Adjustable Steel Louver

                  Arrow - FS-271
                  Color Options Avaliable

                  SL33A

                  • Free Area %: 53.13%
                  • Pressure Drop: .18 in. w.g. @ 1200 fpm
                  • Water Penetration (fpm): 859 (fpm)
                  • Material Options: 304 Stainless Steel, 316 Stainless Steel, Galvanized Steel, or Galvaneal (When Finish / Field Painting Is Required)
                  • Blade Type: Straight Blade (J-Blade)
                  • Pressure Drop: .18 in. w.g. @ 1200 fpm
                  • Water Penetration (fpm): 859 (fpm)(FPM)
                  More Info

                  SL69

                  6" Deep Insulated Blade Adjustable Steel Louver

                  Arrow - IL-100
                  Color Options Avaliable

                  SL69

                    • Material Options: 304 Stainless Steel, 316 Stainless Steel, Galvanized Steel, or Galvaneal (When Finish / Field Painting Is Required)
                    • Blade Type: Insulated Airfoil
                    More Info

                    SL73C

                    7" Drainable Blade Combination Stationary and Adjustable Steel Louver

                    Arrow - FS-280
                    Color Options Avaliable

                    SL73C

                      • Material Options: 304 Stainless Steel, 316 Stainless Steel, Galvanized Steel, or Galvaneal (When Finish / Field Painting Is Required)
                      • Blade Type: Straight Blade (J-Blade)
                      More Info