STC Holder: Simplex Manufacturing Co

The Aviation DataBase -- STC Selection System
Aviation DataSource, Inc.

No. of STCs: 48

STC Holder: Simplex Manufacturing Co Address: 5224 N.E. 42nd Avenue, Portland, OR 97218, United States		Contact us to have your company added here!
STC No.: SA357SW	Status: Current	App Date:	Rev Date: 05/18/1977
TC Nos.: 2H3,
Models: Bell Helicopter Textron: 47G-2A, 47G-2A-1, 47G-3B, 47G-3B-1 (TH-13T), 47G-3B-2, 47G-4
ACO: AIR-770: West Certification Branch SEA
Installation of Simplex spray kit.

STC Holder: Simplex Manufacturing Co Address: 24450 NE Whitaker Way, Portland, OR 97230, United States		Contact us to have your company added here!
STC No.: SA848NW	Status: Current	App Date:	Rev Date: 11/05/1998
TC Nos.: H2SW,
Models: Bell Helicopter Textron (Canada): 206A, 206B
ACO: AIR-770: West Certification Branch SEA
Fabrication and installation of Simplex 4900 spray tank system.

STC Holder: Simplex Manufacturing Co Address: 5224 N.E. 42nd Avenue, Portland, OR 97218, United States		Contact us to have your company added here!
STC No.: SH1014NW	Status: Historical	App Date:	Rev Date: 08/25/1980
TC Nos.: 4H10, 4H11,
Models: Hiller Aviation: UH-12D (Army UH-23D) Rogerson Hiller Corporation: UH-12E
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500
Simplex Model 4600 spray system - agricultural.

STC Holder: Simplex Manufacturing Co Address: 5224 N.E. 42nd Avenue, Portland, OR 97218, United States		Contact us to have your company added here!
STC No.: SH1014NW	Status: Current	App Date: 06/06/1980	Rev Date: 03/09/1981
TC Nos.: 4H11,
Models: Siam Hiller Holdings Inc.: UH-12E
ACO: AIR-770: West Certification Branch SEA
Simplex Model 4600 spray system

STC Holder: Simplex Manufacturing Co Address: 24450 NE Whitaker Way, Portland, OR 97230, United States		Contact us to have your company added here!
STC No.: SH1160NW	Status: Current	App Date: 12/15/1980	Rev Date: 11/04/1998
TC Nos.: H9EU,
Models: Eurocopter France: AS-350B, AS-350C, AS-350D
ACO: AIR-770: West Certification Branch SEA
Fabrication and Installation of Simplex 5100 spray tank system.

STC Holder: Simplex Manufacturing Co Address: 5224 N.E. 42nd Avenue, Portland, OR 97218, United States		Contact us to have your company added here!
STC No.: SH124NW	Status: Current	App Date: 11/01/1973	Rev Date: 10/15/1974
TC Nos.: H2SW,
Models: Bell Helicopter Textron Canada Limited: 206A, 206B
ACO: AIR-770: West Certification Branch SEA
Installation of Simplex 2700 and2700A spray system tank assembly.

STC Holder: Simplex Manufacturing Co Address: 5224 N.E. 42nd Avenue, Portland, OR 97218, United States		Contact us to have your company added here!
STC No.: SH124NW	Status: Historical	App Date:	Rev Date: 09/09/1974
TC Nos.: H2SW,
Models: Bell Helicopter Textron (Canada): 206A, 206B
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500
Installation of Simplex 2700 and2700A spray system tank assembly.

STC Holder: Simplex Manufacturing Co Address: 5224 N.E. 42nd Avenue, Portland, OR 97218, United States		Contact us to have your company added here!
STC No.: SH141WE	Status: Current	App Date: 08/19/1986	Rev Date: 05/02/1972
TC Nos.: 2H3, H-1,
Models: Scotts-Bell 47 Inc: 47G-2, 47G-2A, 47G-2A-1, 47G-3B, 47G-3B-2, 47G-4, 47G-4A, 47G-5
ACO: AIR-770: West Certification Branch SEA
Installation of aerial seeder.

STC Holder: Simplex Manufacturing Co Address: 5224 N.E. 42nd Avenue, Portland, OR 97218, United States		Contact us to have your company added here!
STC No.: SH165NW	Status: Current	App Date:	Rev Date: 03/17/1975
TC Nos.: 4H11, H1WE,
Models: Hiller Aviation: UH-12L, UH-12L4 Rogerson Hiller Corporation: UH-12E, UH-12E-L
ACO: AIR-770: West Certification Branch SEA
Installation of Model 1620 and 1621 aerial seeders systems.

STC Holder: Simplex Manufacturing Co Address: 5224 N.E. 42nd Avenue, Portland, OR 97218, United States		Contact us to have your company added here!
STC No.: SH214NW	Status: Current	App Date: 07/09/1975	Rev Date: 09/09/1975
TC Nos.: 2H3, H-1,
Models: Bell Helicopter Textron: 47, 47 Series, 47B, 47B3, 47D (USAF H-13B), 47D1 Series, 47E (Navy HTL-3), 47G-2 (USAF H-13H), 47G-2A, 47G-2A-1, 47G-3 (OH-13H), 47G-3B, 47G-3B-1 (TH-13T), 47G-3B-2, 47G-3B-2A, 47G-4, 47G-4A, 47G-5, 47G-5A, 47H-1
ACO: AIR-770: West Certification Branch SEA
Installation of Simplex Model 4100 Aerial Dust System.

STC Holder: Simplex Manufacturing Co Address: 5224 N.E. 42nd Avenue, Portland, OR 97218, United States		Contact us to have your company added here!
STC No.: SH215NW	Status: Current	App Date:	Rev Date: 09/09/1975
TC Nos.: 4H11,
Models: Rogerson Hiller Corporation: UH-12E, UH-12E-L
ACO: AIR-770: West Certification Branch SEA
Installation of Model 4400 aerial dust system.

STC Holder: Simplex Manufacturing Co Address: 5224 N.E. 42nd Avenue, Portland, OR 97218, United States		Contact us to have your company added here!
STC No.: SH267NW	Status: Current	App Date: 10/07/1975	Rev Date: 06/16/1976
TC Nos.: H1IN,
Models: Eurocopter France: SA.315B Alouette III
ACO: AIR-770: West Certification Branch SEA
Installation of Simplex Model 3400 spray system.

STC Holder: Simplex Manufacturing Co Address: 5224 N.E. 42nd Avenue, Portland, OR 97218, United States		Contact us to have your company added here!
STC No.: SH273NW	Status: Current	App Date: 10/20/1975	Rev Date: 08/29/1977
TC Nos.: 4H11,
Models: Rogerson Hiller Corporation: UH-12E
ACO: AIR-770: West Certification Branch SEA
Installation of Aerial Spray System No. 3300.

STC Holder: Simplex Manufacturing Co Address: 5224 N.E. 42nd Avenue, Portland, OR 97218, United States		Contact us to have your company added here!
STC No.: SH273NW	Status: Historical	App Date:	Rev Date: 03/16/1976
TC Nos.: 4H11,
Models: Rogerson Hiller Corporation: UH-12E, UH-12E-L
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500
Installation of Simplex Model 3300 serial spray system. (UH-12E-L (4 place))

STC Holder: Simplex Manufacturing Co Address: 5224 N.E. 42nd Avenue, Portland, OR 97218, United States		Contact us to have your company added here!
STC No.: SH4-1340	Status: Historical	App Date:	Rev Date:
TC Nos.: 2H1, 2H3, H-1,
Models: Bell Helicopter Textron: 47 Series, 47 Series, 47 Series
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500
Spray pump 1-1/4 inch. (Restricted category only.)

STC Holder: Simplex Manufacturing Co Address: 5224 N.E. 42nd Avenue, Portland, OR 97218, United States		Contact us to have your company added here!
STC No.: SH4-1340	Status: Current	App Date:	Rev Date: 01/01/1960
TC Nos.: 2H1, 2H3, H-1,
Models: Bell Helicopter Textron: 47 Series, 47 Series, 47 Series
ACO: AIR-770: West Certification Branch SEA
Spray pump 1-1/4 inch. (Restricted category only.)

STC Holder: Simplex Manufacturing Co Address: 5224 N.E. 42nd Avenue, Portland, OR 97218, United States		Contact us to have your company added here!
STC No.: SH4-1349	Status: Current	App Date:	Rev Date: 01/01/1960
TC Nos.: 2H1, 2H3, H-1,
Models: Bell Helicopter Textron: 47 Series, 47 Series, 47 Series
ACO: AIR-770: West Certification Branch SEA
Spray pump 1-1/4 inch. (Restricted category only.)

STC Holder: Simplex Manufacturing Co Address: 5224 N.E. 42nd Avenue, Portland, OR 97218, United States		Contact us to have your company added here!
STC No.: SH4-1349	Status: Historical	App Date:	Rev Date:
TC Nos.: 2H1, 2H3, H-1,
Models: Bell Helicopter Textron: 47 Series, 47 Series, 47 Series
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500
Spray pump 1-1/4 inch. (Restricted category only.)

STC Holder: Simplex Manufacturing Co Address: 5224 N.E. 42nd Avenue, Portland, OR 97218, United States		Contact us to have your company added here!
STC No.: SH431NW	Status: Current	App Date: 10/07/1975	Rev Date: 04/29/1983
TC Nos.: H3WE,
Models: MD Helicopter Inc.: 369D, 369H
ACO: AIR-770: West Certification Branch SEA
Installation of Simplex Manufacturing Company Model 500 spray system.

STC Holder: Simplex Manufacturing Co Address: 5224 N.E. 42nd Avenue, Portland, OR 97218, United States		Contact us to have your company added here!
STC No.: SH431NW	Status: Historical	App Date:	Rev Date: 05/09/1977
TC Nos.: H3WE,
Models: MD Helicopter Inc.: 369H
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500
Installation of Model 500 spray system.

STC Holder: Simplex Manufacturing Co Address: 5224 N.E. 42nd Avenue, Portland, OR 97218, United States		Contact us to have your company added here!
STC No.: SH446NW	Status: Current	App Date: 05/10/1977	Rev Date: 06/30/1978
TC Nos.: H2SW,
Models: Bell Helicopter Textron Canada Limited: 206B
ACO: AIR-770: West Certification Branch SEA
Installation of model 5000 spray tank

STC Holder: Simplex Manufacturing Co Address: 5224 N.E. 42nd Avenue, Portland, OR 97218, United States		Contact us to have your company added here!
STC No.: SH52WE	Status: Current	App Date:	Rev Date: 01/01/1960
TC Nos.: 4H11, 6H1, 6H2, H1WE,
Models: Hiller Aviation: UH-12 Series, UH-12 Series, UH-12L, UH-12L4 Rogerson Hiller Corporation: UH-12E, UH-12E-L
ACO: AIR-770: West Certification Branch SEA
High volume fifty foot spray boom kit.

STC Holder: Simplex Manufacturing Co Address: 5224 N.E. 42nd Avenue, Portland, OR 97218, United States		Contact us to have your company added here!
STC No.: SH52WE	Status: Historical	App Date:	Rev Date:
TC Nos.: 4H11, 6H1, 6H2, H1WE,
Models: Hiller Aviation: UH-12 Series, UH-12 Series, UH-12L, UH-12L4 Rogerson Hiller Corporation: UH-12E, UH-12E-L
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500
High volume fifty foot spray boom kit.

STC Holder: Simplex Manufacturing Co Address: 5224 N.E. 42nd Avenue, Portland, OR 97218, United States		Contact us to have your company added here!
STC No.: SH59WE	Status: Current	App Date:	Rev Date: 01/01/1960
TC Nos.: 2H1, 2H3, H-1,
Models: Bell Helicopter Textron: 47 Series, 47 Series, 47 Series
ACO: AIR-770: West Certification Branch SEA
Twin flow pump on Franklin engine lower generator drive pad and re- route of right-hand tail rotor cable.

STC Holder: Simplex Manufacturing Co Address: 5224 N.E. 42nd Avenue, Portland, OR 97218, United States		Contact us to have your company added here!
STC No.: SH59WE	Status: Historical	App Date:	Rev Date:
TC Nos.: 2H1, 2H3, H-1,
Models: Bell Helicopter Textron: 47 Series, 47 Series, 47 Series
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500
Twin flow pump on Franklin engine lower generator drive pad and re- route of right-hand tail rotor cable.

STC Holder: Simplex Manufacturing Co Address: 5224 N.E. 42nd Avenue, Portland, OR 97218, United States		Contact us to have your company added here!
STC No.: SH5CE	Status: Current	App Date: 02/24/1963	Rev Date: 04/12/1979
TC Nos.: 2H3, H-1,
Models: Scotts-Bell 47 Inc: 47G-2, 47G-2A, 47G-2A-1, 47G-3B, 47G-3B-1, 47G-3B-2, 47G-4
ACO: AIR-770: West Certification Branch SEA
Installation of Simplex Manufacturing Company 32 foot agricultural spray boom assembly.

STC Holder: Simplex Manufacturing Co Address: 5224 N.E. 42nd Avenue, Portland, OR 97218, United States		Contact us to have your company added here!
STC No.: SH5CE	Status: Historical	App Date:	Rev Date: 01/31/1978
TC Nos.: 2H3,
Models: Bell Helicopter Textron: 47 Series
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500
Install 32 foot agricultural spray boom assembly.

STC Holder: Simplex Manufacturing Co Address: 5224 N.E. 42nd Avenue, Portland, OR 97218, United States		Contact us to have your company added here!
STC No.: SH6WE	Status: Current	App Date:	Rev Date: 01/01/1960
TC Nos.: 4H12,
Models: Schweizer Aircraft Corporation: 269 Series
ACO: AIR-770: West Certification Branch SEA
Aluminum frame cargo rack on front and rear beam assembly.

STC Holder: Simplex Manufacturing Co Address: 5224 N.E. 42nd Avenue, Portland, OR 97218, United States		Contact us to have your company added here!
STC No.: SH6WE	Status: Historical	App Date:	Rev Date:
TC Nos.: 4H12,
Models: Schweizer Aircraft Corporation: 269 Series
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500
Aluminum frame cargo rack on front and rear beam assembly.

STC Holder: Simplex Manufacturing Co Address: 5224 N.E. 42nd Avenue, Portland, OR 97218, United States		Contact us to have your company added here!
STC No.: SH717NW	Status: Current	App Date: 01/09/1979	Rev Date: 02/20/1979
TC Nos.: 4H11,
Models: Siam Hiller Holdings Inc.: UH-12E
ACO: AIR-770: West Certification Branch LA
Installation of Simplex Model 4500 spray system.

STC Holder: Simplex Manufacturing Co Address: 5224 N.E. 42nd Avenue, Portland, OR 97218, United States		Contact us to have your company added here!
STC No.: SH77WE	Status: Current	App Date: 04/20/1967	Rev Date: 01/16/1969
TC Nos.: 2H3, H-1,
Models: Scotts-Bell 47 Inc: 47D, 47D1, 47G, 47G-3
ACO: AIR-770: West Certification Branch SEA
Installation of Simplex Bi-Fluid Spray System.

STC Holder: Simplex Manufacturing Co Address: 5224 N.E. 42nd Avenue, Portland, OR 97218, United States		Contact us to have your company added here!
STC No.: SH787NW	Status: Current	App Date: 03/28/1979	Rev Date: 07/09/1979
TC Nos.: 2H3,
Models: Scotts-Bell 47 Inc: 47G-2A, 47G-2A-1, 47G-3, 47G-3B, 47G-3B-1, 47G-3B-2, 47G-3B-2A, 47G-4, 47G-4A, 47G-5, 47G-5A
ACO: AIR-770: West Certification Branch SEA
Installation of model 5700 spray system.

STC Holder: Simplex Manufacturing Co Address: 5224 N.E. 42nd Avenue, Portland, OR 97218, United States		Contact us to have your company added here!
STC No.: SH80WE	Status: Current	App Date:	Rev Date: 01/01/1960
TC Nos.: 4H11, 6H1, 6H2, H1WE,
Models: Hiller Aviation: UH-12 Series, UH-12 Series, UH-12L Rogerson Hiller Corporation: UH-12E
ACO: AIR-770: West Certification Branch SEA
Installation of Simplex thirty-two foot spray boom.

STC Holder: Simplex Manufacturing Co Address: 5224 N.E. 42nd Avenue, Portland, OR 97218, United States		Contact us to have your company added here!
STC No.: SH80WE	Status: Historical	App Date:	Rev Date:
TC Nos.: 4H11, 6H1, 6H2, H1WE,
Models: Hiller Aviation: UH-12 Series, UH-12 Series, UH-12L Rogerson Hiller Corporation: UH-12E
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500
Installation of Simplex thirty-two foot spray boom.

STC Holder: Simplex Manufacturing Co Address: 5224 N.E. 42nd Avenue, Portland, OR 97218, United States		Contact us to have your company added here!
STC No.: SH80WE	Status: Current	App Date: 09/06/1966	Rev Date: 09/16/1967
TC Nos.: 4H11, H1WE,
Models: Hiller Aviation: UH-12L Siam Hiller Holdings Inc.: UH-12E
ACO: AIR-770: West Certification Branch SEA
Installation of Simplex thirty-two foot spray boom.

STC Holder: Simplex Manufacturing Co Address: 24450 NE Whitaker Way, Portland, OR 97230, United States		Contact us to have your company added here!
STC No.: SH848NW	Status: Historical	App Date: 06/05/1979	Rev Date: 11/05/1998
TC Nos.: H2SW,
Models: Bell Helicopter Textron (Canada): 206A, 206B
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500
Fabrication and installation of Simplex 4900 spray tank system.

STC Holder: Simplex Manufacturing Co Address: 24450 NE Whitaker Way, Portland, OR 97230, United States		Contact us to have your company added here!
STC No.: SH848NW	Status: Current	App Date: 06/05/1979	Rev Date: 02/10/2023
TC Nos.: H2SW,
Models: Bell Helicopter Textron Canada Limited: 206A, 206B
ACO: AIR-770: West Certification Branch SEA
Fabrication and installation of Simplex 4900 spray tank system.

STC Holder: Simplex Manufacturing Co Address: 24450 NE Whitaker Way, Portland, OR 97230, United States		Contact us to have your company added here!
STC No.: SH848NW	Status: Historical	App Date: 06/05/1979	Rev Date: 02/10/2023
TC Nos.: H2SW,
Models: Bell Helicopter Textron Canada Limited: 206A, 206B
ACO: AIR-780: Seattle ACO Branch
Fabrication and installation of Simplex 4900 spray tank system.

STC Holder: Simplex Manufacturing Co Address: 24450 NE Whitaker Way, Portland, OR 97230, United States		Contact us to have your company added here!
STC No.: SH848NW	Status: Historical	App Date: 06/05/1979	Rev Date: 12/20/2017
TC Nos.: H2SW,
Models: Bell Helicopter Textron Canada Limited: 206A, 206B
ACO: AIR-780: Seattle ACO Branch
Fabrication and installation of Simplex 4900 spray tank system.

STC Holder: Simplex Manufacturing Co Address: 5224 N.E. 42nd Avenue, Portland, OR 97218, United States		Contact us to have your company added here!
STC No.: SH856NW	Status: Current	App Date: 09/28/1979	Rev Date: 11/28/1980
TC Nos.: 2H3,
Models: Scotts-Bell 47 Inc: 47G-2A, 47G-2A-1, 47G-3, 47G-3B, 47G-3B-1, 47G-3B-2, 47G-3B-2A, 47G-4, 47G-4A, 47G-5, 47G-5A
ACO: AIR-770: West Certification Branch SEA
Installation of Simplex Model 4800 spray system.

STC Holder: Simplex Manufacturing Co Address: 5224 N.E. 42nd Avenue, Portland, OR 97218, United States		Contact us to have your company added here!
STC No.: SH887NW	Status: Current	App Date: 12/07/1979	Rev Date: 02/21/1980
TC Nos.: 4H11,
Models: Siam Hiller Holdings Inc.: UH-12E, UH-12E-L
ACO: AIR-770: West Certification Branch SEA
Simplex Model 4650 spray system - agricultural.

STC Holder: Simplex Manufacturing Co Address: 5224 N.E. 42nd Avenue, Portland, OR 97218, United States		Contact us to have your company added here!
STC No.: SH888NW	Status: Current	App Date: 12/07/1979	Rev Date: 02/21/1980
TC Nos.: 2H3,
Models: Scotts-Bell 47 Inc: 47G-2A, 47G-2A-1, 47G-3, 47G-3B, 47G-3B-1, 47G-3B-2, 47G-3B-2A, 47G-4, 47G-4A, 47G-5, 47G-5A
ACO: AIR-770: West Certification Branch SEA
Installation of a Simplex Model 5750 spray system.

STC Holder: Simplex Manufacturing Co Address: 5224 N.E. 42nd Avenue, Portland, OR 97218, United States		Contact us to have your company added here!
STC No.: SH889NW	Status: Current	App Date: 12/07/1979	Rev Date: 02/21/1980
TC Nos.: 2H3,
Models: Scotts-Bell 47 Inc: 47G-2A, 47G-2A-1, 47G-3, 47G-3B, 47G-3B-1, 47G-3B-2, 47G-3B-2A, 47G-4, 47G-4A, 47G-5, 47G-5A
ACO: AIR-770: West Certification Branch SEA
Installation of a Simplex Model 4850 spray system.

STC Holder: Simplex Manufacturing Co Address: 5224 N.E. 42nd Avenue, Portland, OR 97218, United States		Contact us to have your company added here!
STC No.: SH890NW	Status: Current	App Date: 01/02/1980	Rev Date: 02/21/1980
TC Nos.: 2H3,
Models: Scotts-Bell 47 Inc: 47G-2A, 47G-2A-1, 47G-3, 47G-3B, 47G-3B-1, 47G-3B-2, 47G-3B-2A, 47G-4, 47G-4A, 47G-5, 47G-5A
ACO: AIR-770: West Certification Branch SEA
Installation of a Simplex Model 4700 spray system.

STC Holder: Simplex Manufacturing Co Address: 5224 N.E. 42nd Avenue, Portland, OR 97218, United States		Contact us to have your company added here!
STC No.: SH891NW	Status: Current	App Date: 03/28/1979	Rev Date: 02/21/1980
TC Nos.: 2H3,
Models: Scotts-Bell 47 Inc: 47G-2A, 47G-2A-1, 47G-3, 47G-3B, 47G-3B-1, 47G-3B-2, 47G-3B-2A, 47G-4, 47G-4A, 47G-5, 47G-5A
ACO: AIR-770: West Certification Branch SEA
Installation of a Simplex Model 5600 spray system.

STC Holder: Simplex Manufacturing Co Address: 5224 N.E. 42nd Avenue, Portland, OR 97218, United States		Contact us to have your company added here!
STC No.: SH95WE	Status: Historical	App Date:	Rev Date:
TC Nos.: 2H3, H-1,
Models: Bell Helicopter Textron: 47 Series, 47 Series
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500
Installation of low profile spray system.

STC Holder: Simplex Manufacturing Co Address: 5224 N.E. 42nd Avenue, Portland, OR 97218, United States		Contact us to have your company added here!
STC No.: SH95WE	Status: Current	App Date:	Rev Date: 01/01/1960
TC Nos.: 2H3, H-1,
Models: Bell Helicopter Textron: 47 Series, 47 Series
ACO: AIR-770: West Certification Branch SEA
Installation of low profile spray system.

STC Holder: Simplex Manufacturing Co Address: 5224 N.E. 42nd Avenue, Portland, OR 97218, United States		Contact us to have your company added here!
STC No.: SH95WE	Status: Current	App Date: 01/02/1968	Rev Date: 03/06/1978
TC Nos.: 2H3, H-1,
Models: Scotts-Bell 47 Inc: 47D, 47D1, 47G, 47G-2, 47G-2A, 47G-2A-1, 47G-3, 47G-3B, 47G-3B-1, 47G-3B-2, 47G-3B-2A, 47G-4, 47G-4A, 47G-5, 47G-5A
ACO: AIR-770: West Certification Branch SEA
Installation of low profile spray system.