Logo

Looking for something more

Specific?

Try our product filtering tool here!

Filter Products 27

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

A44470M

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

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

A44470M

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

    A444M

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

    Arrow - EA-444-M
    Color Options Avaliable

    A444M

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

      A445A

      4" Deep Drainable Blade Adjustable Louver

      Arrow - EA-450-D
      Color Options Avaliable

      A445A

      • 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

      A445AM

      4" Deep Drainable Blade Adjustable Louver With Concealed Actuator

      Arrow - EA-450-DM
      Color Options Avaliable

      A445AM

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

        A454C

        4" Deep Drainable Combination Adjustable and Stationary Louver

        Arrow - EA-480-D
        Color Options Avaliable

        A454C

        • 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

        A454CM

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

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

        A454CM

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

          A455A

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

          Arrow - EA-444
          Color Options Avaliable

          A455A

          • 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

          A455IE

          4" Deep Automatic Combination Louver - Intake or Discharge

          Arrow - 377
          Color Options Avaliable

          A455IE

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

            A488A

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

            Arrow - EA-444-70
            Color Options Avaliable

            A488A

            • 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

            A635A

            6" Deep Drainable Blade Adjustable Louver

            Arrow - EA-651-D
            Color Options Avaliable

            A635A

            • 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

            A635AF

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

            Arrow - EA-680-DAF
            Color Options Avaliable

            A635AF

            • 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

            A635AFM

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

            Arrow - EA-680-DAFM_slice
            Color Options Avaliable

            A635AFM

            • 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

            A635AM

            6" Deep Drainable Blade Adjustable Louver with Concealed Actuator

            Arrow - EA-651-DM
            Color Options Avaliable

            A635AM

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

              A655A

              6" Deep Non-Drainable Blade Adjustable Louver

              Arrow - EA-633
              Color Options Avaliable

              A655A

              • 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

              A655AM

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

              Arrow - EA-633-M
              Color Options Avaliable

              A655AM

                Currently Unavaliable

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

                A665C

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

                Arrow - EA-680-D
                Color Options Avaliable

                A665C

                • 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

                A665CM

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

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

                A665CM

                • 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

                A677E

                6" Deep 35° Combination Stationary and Adjustable Exhaust Louver

                Arrow - EA-677-E
                Color Options Avaliable

                A677E

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

                A680DAFC

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

                Arrow - EA-680-DAFC_slice
                Color Options Avaliable

                A680DAFC

                • 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

                A680DC

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

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

                A680DC

                • 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

                A681C

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

                Arrow - EA-681
                Color Options Avaliable

                A681C

                • 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

                A681CM

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

                Arrow - EA-681-M
                Color Options Avaliable

                A681CM

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

                  AAC73A

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

                  Arrow - FS-700

                  AAC73A

                  • 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

                  S445A

                  4" Deep 45° Blade Adjustable Steel Louver

                  Arrow - FS-446-D
                  Color Options Avaliable

                  S445A

                  • 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

                  S645A

                  6" Deep Drainable Blade Adjustable Steel Louver

                  Arrow - FS-271
                  Color Options Avaliable

                  S645A

                  • 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

                  S695

                  6" Deep Insulated Blade Adjustable Steel Louver

                  Arrow - IL-100
                  Color Options Avaliable

                  S695

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

                    S735C

                    7" Drainable Blade Combination Stationary and Adjustable Steel Louver

                    Arrow - FS-280
                    Color Options Avaliable

                    S735C

                      • 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
                      Air Balance thin logo

                      Air Balance builds dependable HVAC solutions, including AMCA-rated louvers, UL-classified dampers, and more. Take a balanced approach to HVAC and Life Safety.

                      Contact Us

                      • 450 Riverside Drive
                        Wyalusing, PA 18853
                      • p : (570) 746-1888
                      • f : (570) 746-9286
                      • Contact

                      Useful links

                      Mestek, Inc. © Copyright 2026. All Rights Reserved. | Purchase Terms | Terms & Conditions | Terms of Use