Home Security & Protection Fire Sprinkler Check Alarm Valve 2024 Product List

Check Alarm Valve

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Flanged Type Wet Alarm Check Valve with FM and UL Certificate 6inch

Flanged Type Wet Alarm Check Valve with FM and UL Certificate 6inch

Flanged Type Wet Alarm Check Valve with FM and UL Certificate 6inch

Flanged Type Wet Alarm Check Valve with FM and UL Certificate 6inch

Flanged Type Wet Alarm Check Valve with FM and UL Certificate 6inch

Flanged Type Wet Alarm Check Valve with FM and UL Certificate 6inch

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Flanged Type Wet Alarm Check Valve with FM and UL Certificate 6inch

US$ 60-700 / Piece

10 Pieces (MOQ)

Ningjin APC Industries Co., Ltd.

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Media: Water

Temperature: High Temperature

Material: Cast Iron

Connection Form: Flange

Structure: Swing

Pressure: High Pressure

Fire Sprinkler System 12 Inch Fire Alarm Check Valves with FM

Fire Sprinkler System 12 Inch Fire Alarm Check Valves with FM

Fire Sprinkler System 12 Inch Fire Alarm Check Valves with FM

Fire Sprinkler System 12 Inch Fire Alarm Check Valves with FM

Fire Sprinkler System 12 Inch Fire Alarm Check Valves with FM

Fire Sprinkler System 12 Inch Fire Alarm Check Valves with FM

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Fire Sprinkler System 12 Inch Fire Alarm Check Valves with FM

US$ 60-700 / Piece

10 Pieces (MOQ)

Ningjin APC Industries Co., Ltd.

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Media: Water

Temperature: High Temperature

Material: Cast Iron

Connection Form: Flange

Structure: Swing

Pressure: High Pressure

4" 300psi FM Approved Ductile Iron Wet Type Alarm Check Valve with Flanged Connection

4" 300psi FM Approved Ductile Iron Wet Type Alarm Check Valve with Flanged Connection

4" 300psi FM Approved Ductile Iron Wet Type Alarm Check Valve with Flanged Connection

4" 300psi FM Approved Ductile Iron Wet Type Alarm Check Valve with Flanged Connection

4" 300psi FM Approved Ductile Iron Wet Type Alarm Check Valve with Flanged Connection

4" 300psi FM Approved Ductile Iron Wet Type Alarm Check Valve with Flanged Connection

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4" 300psi FM Approved Ductile Iron Wet Type Alarm Check Valve with Flanged Connection

US$ 200-250 / Piece

10 Pieces (MOQ)

Ningjin APC Industries Co., Ltd.

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Media: Water

Driving Mode: Worm Gear

Connection Form: Flange

Structure: Centre Sealing

Seal Form: Force Sealed

Valve Stem: Normal

FM Approval Alarm Check Valves in Flange Connection

FM Approval Alarm Check Valves in Flange Connection

FM Approval Alarm Check Valves in Flange Connection

FM Approval Alarm Check Valves in Flange Connection

FM Approval Alarm Check Valves in Flange Connection

FM Approval Alarm Check Valves in Flange Connection

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FM Approval Alarm Check Valves in Flange Connection

US$ 60-700 / Piece

10 Pieces (MOQ)

Ningjin APC Industries Co., Ltd.

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Media: Water

Temperature: High Temperature

Material: Cast Iron

Connection Form: Flange

Structure: Swing

Pressure: High Pressure

UL/FM Flange Alarm Check Valve with Full Range Size

UL/FM Flange Alarm Check Valve with Full Range Size

UL/FM Flange Alarm Check Valve with Full Range Size

UL/FM Flange Alarm Check Valve with Full Range Size

UL/FM Flange Alarm Check Valve with Full Range Size

UL/FM Flange Alarm Check Valve with Full Range Size

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UL/FM Flange Alarm Check Valve with Full Range Size

US$ 300-600 / Piece

5 Pieces (MOQ)

Ningjin APC Industries Co., Ltd.

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Media: Water

Temperature: Ordinary Temperature

Material: Ductile Iron

Connection Form: Grooved

Structure: Swing

Pressure: Ordinary Temperature

4" FM Approved High Pressure Automatic Water Supply Control Valve-Wet Type Alarm Check Valve with Flanged Connection

4" FM Approved High Pressure Automatic Water Supply Control Valve-Wet Type Alarm Check Valve with Flanged Connection

4" FM Approved High Pressure Automatic Water Supply Control Valve-Wet Type Alarm Check Valve with Flanged Connection

4" FM Approved High Pressure Automatic Water Supply Control Valve-Wet Type Alarm Check Valve with Flanged Connection

4" FM Approved High Pressure Automatic Water Supply Control Valve-Wet Type Alarm Check Valve with Flanged Connection

4" FM Approved High Pressure Automatic Water Supply Control Valve-Wet Type Alarm Check Valve with Flanged Connection

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4" FM Approved High Pressure Automatic Water Supply Control Valve-Wet Type Alarm Check Valve with Flanged Connection

US$ 200-250 / Piece

10 Pieces (MOQ)

Ningjin APC Industries Co., Ltd.

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Media: Water

Driving Mode: Worm Gear

Connection Form: Flange

Structure: Centre Sealing

Seal Form: Force Sealed

Valve Stem: Normal

Fire Sprinkler System Fire Alarm Check Valves with FM

Fire Sprinkler System Fire Alarm Check Valves with FM

Fire Sprinkler System Fire Alarm Check Valves with FM

Fire Sprinkler System Fire Alarm Check Valves with FM

Fire Sprinkler System Fire Alarm Check Valves with FM

Fire Sprinkler System Fire Alarm Check Valves with FM

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Fire Sprinkler System Fire Alarm Check Valves with FM

US$ 60-700 / Piece

10 Pieces (MOQ)

Ningjin APC Industries Co., Ltd.

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Media: Water

Temperature: High Temperature

Material: Cast Iron

Connection Form: Flange

Structure: Swing

Pressure: High Pressure

8" 300psi FM Approved Ductile Iron Wet Type Alarm Check Valve with Flange Connection for Fire Alarm Systems

8" 300psi FM Approved Ductile Iron Wet Type Alarm Check Valve with Flange Connection for Fire Alarm Systems

8" 300psi FM Approved Ductile Iron Wet Type Alarm Check Valve with Flange Connection for Fire Alarm Systems

8" 300psi FM Approved Ductile Iron Wet Type Alarm Check Valve with Flange Connection for Fire Alarm Systems

8" 300psi FM Approved Ductile Iron Wet Type Alarm Check Valve with Flange Connection for Fire Alarm Systems

8" 300psi FM Approved Ductile Iron Wet Type Alarm Check Valve with Flange Connection for Fire Alarm Systems

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8" 300psi FM Approved Ductile Iron Wet Type Alarm Check Valve with Flange Connection for Fire Alarm Systems

US$ 200-250 / Piece

10 Pieces (MOQ)

Ningjin APC Industries Co., Ltd.

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Media: Water

Driving Mode: Worm Gear

Connection Form: Flange

Structure: Centre Sealing

Seal Form: Force Sealed

Valve Stem: Normal

3" 300psi FM Approved Ductile Iron Wet Type Alarm Check Valve with Flanged Connection

3" 300psi FM Approved Ductile Iron Wet Type Alarm Check Valve with Flanged Connection

3" 300psi FM Approved Ductile Iron Wet Type Alarm Check Valve with Flanged Connection

3" 300psi FM Approved Ductile Iron Wet Type Alarm Check Valve with Flanged Connection

3" 300psi FM Approved Ductile Iron Wet Type Alarm Check Valve with Flanged Connection

3" 300psi FM Approved Ductile Iron Wet Type Alarm Check Valve with Flanged Connection

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3" 300psi FM Approved Ductile Iron Wet Type Alarm Check Valve with Flanged Connection

US$ 200-250 / Piece

10 Pieces (MOQ)

Ningjin APC Industries Co., Ltd.

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Media: Water

Driving Mode: Worm Gear

Connection Form: Flange

Structure: Centre Sealing

Seal Form: Force Sealed

Valve Stem: Normal

FM Approved Wet Type Alarm Check Valve with Flange Connection

FM Approved Wet Type Alarm Check Valve with Flange Connection

FM Approved Wet Type Alarm Check Valve with Flange Connection

FM Approved Wet Type Alarm Check Valve with Flange Connection

FM Approved Wet Type Alarm Check Valve with Flange Connection

FM Approved Wet Type Alarm Check Valve with Flange Connection

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FM Approved Wet Type Alarm Check Valve with Flange Connection

US$ 200-250 / Piece

10 Pieces (MOQ)

Ningjin APC Industries Co., Ltd.

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Media: Water

Driving Mode: Worm Gear

Connection Form: Flange

Structure: Centre Sealing

Seal Form: Force Sealed

Valve Stem: Normal

300psi FM Approved Flanged Alarm Check Valve for Wet Pipe Fire Sprinkler Systems

300psi FM Approved Flanged Alarm Check Valve for Wet Pipe Fire Sprinkler Systems

300psi FM Approved Flanged Alarm Check Valve for Wet Pipe Fire Sprinkler Systems

300psi FM Approved Flanged Alarm Check Valve for Wet Pipe Fire Sprinkler Systems

300psi FM Approved Flanged Alarm Check Valve for Wet Pipe Fire Sprinkler Systems

300psi FM Approved Flanged Alarm Check Valve for Wet Pipe Fire Sprinkler Systems

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300psi FM Approved Flanged Alarm Check Valve for Wet Pipe Fire Sprinkler Systems

US$ 200-250 / Piece

10 Pieces (MOQ)

Ningjin APC Industries Co., Ltd.

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Media: Water

Driving Mode: Worm Gear

Connection Form: Flange

Structure: Centre Sealing

Seal Form: Force Sealed

Valve Stem: Normal

DN50-DN300 300 Psi Grooved and Flange Alarm Check Valve, FM/UL

DN50-DN300 300 Psi Grooved and Flange Alarm Check Valve, FM/UL

DN50-DN300 300 Psi Grooved and Flange Alarm Check Valve, FM/UL

DN50-DN300 300 Psi Grooved and Flange Alarm Check Valve, FM/UL

DN50-DN300 300 Psi Grooved and Flange Alarm Check Valve, FM/UL

DN50-DN300 300 Psi Grooved and Flange Alarm Check Valve, FM/UL

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DN50-DN300 300 Psi Grooved and Flange Alarm Check Valve, FM/UL

5 Sets (MOQ)

Ningjin APC Industries Co., Ltd.

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Media: Water

Temperature: Ordinary Temperature

Material: Cast Iron

Connection Form: Flange or Groove

Structure: Swing

Pressure: High Pressure

Wet Alarm Check Valve with FM Approval 8"

Wet Alarm Check Valve with FM Approval 8"

Wet Alarm Check Valve with FM Approval 8"

Wet Alarm Check Valve with FM Approval 8"

Wet Alarm Check Valve with FM Approval 8"

Wet Alarm Check Valve with FM Approval 8"

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Wet Alarm Check Valve with FM Approval 8"

US$ 60-700 / Piece

10 Pieces (MOQ)

Ningjin APC Industries Co., Ltd.

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Media: Water

Temperature: High Temperature

Material: Cast Iron

Connection Form: Flange

Structure: Swing

Pressure: High Pressure

Alarm Check Valves with FM Certificate in Flange Connection

Alarm Check Valves with FM Certificate in Flange Connection

Alarm Check Valves with FM Certificate in Flange Connection

Alarm Check Valves with FM Certificate in Flange Connection

Alarm Check Valves with FM Certificate in Flange Connection

Alarm Check Valves with FM Certificate in Flange Connection

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Alarm Check Valves with FM Certificate in Flange Connection

US$ 60-700 / Piece

10 Pieces (MOQ)

Ningjin APC Industries Co., Ltd.

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Media: Water

Temperature: High Temperature

Material: Cast Iron

Connection Form: Flange

Structure: Swing

Pressure: High Pressure

FM Approved High Pressure Automatic Water Supply Control Valve-Wet Type Alarm Check Valve with Flanged Connection

FM Approved High Pressure Automatic Water Supply Control Valve-Wet Type Alarm Check Valve with Flanged Connection

FM Approved High Pressure Automatic Water Supply Control Valve-Wet Type Alarm Check Valve with Flanged Connection

FM Approved High Pressure Automatic Water Supply Control Valve-Wet Type Alarm Check Valve with Flanged Connection

FM Approved High Pressure Automatic Water Supply Control Valve-Wet Type Alarm Check Valve with Flanged Connection

FM Approved High Pressure Automatic Water Supply Control Valve-Wet Type Alarm Check Valve with Flanged Connection

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FM Approved High Pressure Automatic Water Supply Control Valve-Wet Type Alarm Check Valve with Flanged Connection

US$ 200-250 / Piece

10 Pieces (MOQ)

Ningjin APC Industries Co., Ltd.

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Media: Water

Driving Mode: Worm Gear

Connection Form: Flange

Structure: Centre Sealing

Seal Form: Force Sealed

Valve Stem: Normal

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Fire Sprinkler System 3 Inch Fire Alarm Check Valves with FM

US$ 60-700 / Piece

10 Pieces (MOQ)

Ningjin APC Industries Co., Ltd.

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Media: Water

Temperature: High Temperature

Material: Cast Iron

Connection Form: Flange

Structure: Swing

Pressure: High Pressure

Wet Type Alarm Check Valve for Deluge System for Fire

Wet Type Alarm Check Valve for Deluge System for Fire

Wet Type Alarm Check Valve for Deluge System for Fire

Wet Type Alarm Check Valve for Deluge System for Fire

Wet Type Alarm Check Valve for Deluge System for Fire

Wet Type Alarm Check Valve for Deluge System for Fire

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Wet Type Alarm Check Valve for Deluge System for Fire

US$ 139 / Piece

5 Pieces (MOQ)

Shenzhen Winan Industrial Development Co., Ltd.

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Nominal Diameter: Dn80 Dn100, Dn150, Dn200

Rated Working Pressure: 1.2MPa or 1.6MPa

Sprinkler System Type: Wet Type

Matched Sprinkler: Closed

Packing: Crate

Standard: CCC, ISO9001

12 Inch DN300 Fire Sprinkler System Used Wet Alarm Check Valve Flange End Approved FM

12 Inch DN300 Fire Sprinkler System Used Wet Alarm Check Valve Flange End Approved FM

12 Inch DN300 Fire Sprinkler System Used Wet Alarm Check Valve Flange End Approved FM

12 Inch DN300 Fire Sprinkler System Used Wet Alarm Check Valve Flange End Approved FM

12 Inch DN300 Fire Sprinkler System Used Wet Alarm Check Valve Flange End Approved FM

12 Inch DN300 Fire Sprinkler System Used Wet Alarm Check Valve Flange End Approved FM

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12 Inch DN300 Fire Sprinkler System Used Wet Alarm Check Valve Flange End Approved FM

US$ 60-700 / Piece

10 Pieces (MOQ)

Ningjin APC Industries Co., Ltd.

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Media: Water

Temperature: High Temperature

Connection Form: Flange

Structure: Swing

Pressure: High Pressure

Function: Nrvr Silence

Wet Alarm Check Valve with FM Approval 2&rdquor; -12&rdquor;

Wet Alarm Check Valve with FM Approval 2&rdquor; -12&rdquor;

Wet Alarm Check Valve with FM Approval 2&rdquor; -12&rdquor;

Wet Alarm Check Valve with FM Approval 2&rdquor; -12&rdquor;

Wet Alarm Check Valve with FM Approval 2&rdquor; -12&rdquor;

Wet Alarm Check Valve with FM Approval 2&rdquor; -12&rdquor;

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Wet Alarm Check Valve with FM Approval 2” -12”

US$ 60-700 / Piece

10 Pieces (MOQ)

Ningjin APC Industries Co., Ltd.

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Media: Water

Temperature: High Temperature

Material: Cast Iron

Connection Form: Flange

Structure: Swing

Pressure: High Pressure

12 Inch DN300 Fire Sprinkler System Fire Alarm Check Valves with FM Grooved

12 Inch DN300 Fire Sprinkler System Fire Alarm Check Valves with FM Grooved

12 Inch DN300 Fire Sprinkler System Fire Alarm Check Valves with FM Grooved

12 Inch DN300 Fire Sprinkler System Fire Alarm Check Valves with FM Grooved

12 Inch DN300 Fire Sprinkler System Fire Alarm Check Valves with FM Grooved

12 Inch DN300 Fire Sprinkler System Fire Alarm Check Valves with FM Grooved

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12 Inch DN300 Fire Sprinkler System Fire Alarm Check Valves with FM Grooved

US$ 60-700 / Piece

10 Pieces (MOQ)

Ningjin APC Industries Co., Ltd.

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Media: Water

Temperature: High Temperature

Material: Cast Iron

Connection Form: Flange

Structure: Swing

Pressure: High Pressure

DN150 Fire Sprinkler System Wet Type Fire Alarm Check Valves with FM

DN150 Fire Sprinkler System Wet Type Fire Alarm Check Valves with FM

DN150 Fire Sprinkler System Wet Type Fire Alarm Check Valves with FM

DN150 Fire Sprinkler System Wet Type Fire Alarm Check Valves with FM

DN150 Fire Sprinkler System Wet Type Fire Alarm Check Valves with FM

DN150 Fire Sprinkler System Wet Type Fire Alarm Check Valves with FM

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DN150 Fire Sprinkler System Wet Type Fire Alarm Check Valves with FM

US$ 60-700 / Piece

10 Pieces (MOQ)

Ningjin APC Industries Co., Ltd.

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Media: Water

Temperature: High Temperature

Connection Form: Flange

Structure: Swing

Pressure: High Pressure

Function: Nrvr Silence

4 Inch DN100 Fire Sprinkler System Used Wet Alarm Check Valve Flange End Approved FM

4 Inch DN100 Fire Sprinkler System Used Wet Alarm Check Valve Flange End Approved FM

4 Inch DN100 Fire Sprinkler System Used Wet Alarm Check Valve Flange End Approved FM

4 Inch DN100 Fire Sprinkler System Used Wet Alarm Check Valve Flange End Approved FM

4 Inch DN100 Fire Sprinkler System Used Wet Alarm Check Valve Flange End Approved FM

4 Inch DN100 Fire Sprinkler System Used Wet Alarm Check Valve Flange End Approved FM

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4 Inch DN100 Fire Sprinkler System Used Wet Alarm Check Valve Flange End Approved FM

US$ 60-700 / Piece

10 Pieces (MOQ)

Ningjin APC Industries Co., Ltd.

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Media: Water

Temperature: High Temperature

Connection Form: Flange

Structure: Swing

Pressure: High Pressure

Function: Nrvr Silence

8" FM Approved High Pressure Automatic Water Supply Control Valve-Wet Type Alarm Check Valve with Flanged Connection

8" FM Approved High Pressure Automatic Water Supply Control Valve-Wet Type Alarm Check Valve with Flanged Connection

8" FM Approved High Pressure Automatic Water Supply Control Valve-Wet Type Alarm Check Valve with Flanged Connection

8" FM Approved High Pressure Automatic Water Supply Control Valve-Wet Type Alarm Check Valve with Flanged Connection

8" FM Approved High Pressure Automatic Water Supply Control Valve-Wet Type Alarm Check Valve with Flanged Connection

8" FM Approved High Pressure Automatic Water Supply Control Valve-Wet Type Alarm Check Valve with Flanged Connection

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8" FM Approved High Pressure Automatic Water Supply Control Valve-Wet Type Alarm Check Valve with Flanged Connection

US$ 200-250 / Piece

10 Pieces (MOQ)

Ningjin APC Industries Co., Ltd.

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Media: Water

Driving Mode: Worm Gear

Connection Form: Flange

Structure: Centre Sealing

Seal Form: Force Sealed

Valve Stem: Normal

Flanged Type Alarm Check Valves with FM 2"-12"

Flanged Type Alarm Check Valves with FM 2"-12"

Flanged Type Alarm Check Valves with FM 2"-12"

Flanged Type Alarm Check Valves with FM 2"-12"

Flanged Type Alarm Check Valves with FM 2"-12"

Flanged Type Alarm Check Valves with FM 2"-12"

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Flanged Type Alarm Check Valves with FM 2"-12"

US$ 60-700 / Piece

10 Pieces (MOQ)

Ningjin APC Industries Co., Ltd.

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Media: Water

Temperature: High Temperature

Material: Cast Iron

Connection Form: Flange

Structure: Swing

Pressure: High Pressure

Wet Alarm Check Valve FM Approval

Wet Alarm Check Valve FM Approval

Wet Alarm Check Valve FM Approval

Wet Alarm Check Valve FM Approval

Wet Alarm Check Valve FM Approval

Wet Alarm Check Valve FM Approval

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Wet Alarm Check Valve FM Approval

US$ 300-600 / Piece

5 Pieces (MOQ)

Ningjin APC Industries Co., Ltd.

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Media: Water

Temperature: Ordinary Temperature

Material: Ductile Iron

Connection Form: Grooved

Structure: Swing

Pressure: Ordinary Temperature

2''-12'' FM Approved Alarm Check Valve Wet Tyoe with Full Range

2''-12'' FM Approved Alarm Check Valve Wet Tyoe with Full Range

2''-12'' FM Approved Alarm Check Valve Wet Tyoe with Full Range

2''-12'' FM Approved Alarm Check Valve Wet Tyoe with Full Range

2''-12'' FM Approved Alarm Check Valve Wet Tyoe with Full Range

2''-12'' FM Approved Alarm Check Valve Wet Tyoe with Full Range

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2''-12' FM Approved Alarm Check Valve Wet Tyoe with Full Range

US$ 60-700 / Piece

10 Pieces (MOQ)

Ningjin APC Industries Co., Ltd.

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Body Material: Ductile Iron

Approval: FM UL

Working Pressure: 300psi

Flange: ANSI/DIN

Design: Awwa C508

Normal Pressure: 300psi

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APC Brand Flanged Type Alarm Check Valves with FM Certificate

US$ 60-700 / Piece

10 Pieces (MOQ)

Ningjin APC Industries Co., Ltd.

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Media: Water

Temperature: High Temperature

Material: Cast Iron

Connection Form: Flange

Structure: Swing

Pressure: High Pressure

Wet Alarm Check Valve with FM Approval 8"

Wet Alarm Check Valve with FM Approval 8"

Wet Alarm Check Valve with FM Approval 8"

Wet Alarm Check Valve with FM Approval 8"

Wet Alarm Check Valve with FM Approval 8"

Wet Alarm Check Valve with FM Approval 8"

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Wet Alarm Check Valve with FM Approval 8"

US$ 60-700 / Piece

10 Pieces (MOQ)

Ningjin APC Industries Co., Ltd.

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Media: Water

Temperature: High Temperature

Material: Cast Iron

Connection Form: Flange

Structure: Swing

Pressure: High Pressure

APC 200-300psi Flange End Wet Alarm Check Valve with FM&UL Certificate

APC 200-300psi Flange End Wet Alarm Check Valve with FM&UL Certificate

APC 200-300psi Flange End Wet Alarm Check Valve with FM&UL Certificate

APC 200-300psi Flange End Wet Alarm Check Valve with FM&UL Certificate

APC 200-300psi Flange End Wet Alarm Check Valve with FM&UL Certificate

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APC 200-300psi Flange End Wet Alarm Check Valve with FM&UL Certificate

US$ 373-3000 / Piece

5 Pieces (MOQ)

Ningjin APC Industries Co., Ltd.

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Certification: FM/UL

Handle Color: Red

Surface Treatment: Electrostatic Spray

Body Material: Ductile Iron

Packing: Wooden Case

Standard: 2'', 2.5'', 3'', 4'', 5'', 6'', 8'', 10'', 12''

Full Range Size Wet Type Alarm Check Valve with FM UL and Competitive Price

Full Range Size Wet Type Alarm Check Valve with FM UL and Competitive Price

Full Range Size Wet Type Alarm Check Valve with FM UL and Competitive Price

Full Range Size Wet Type Alarm Check Valve with FM UL and Competitive Price

Full Range Size Wet Type Alarm Check Valve with FM UL and Competitive Price

Full Range Size Wet Type Alarm Check Valve with FM UL and Competitive Price

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Full Range Size Wet Type Alarm Check Valve with FM UL and Competitive Price

US$ 60-700 / Piece

10 Pieces (MOQ)

Ningjin APC Industries Co., Ltd.

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Media: Water

Temperature: High Temperature

Material: Cast Iron

Connection Form: Flange

Structure: Swing

Pressure: High Pressure

Questions & Answers on Check Alarm Valve

What are the major types for security and protection ?

Security is the degree of protection against danger, damage, loss, and so on. Ningjin APC Industries Co., Ltd.,Ningjin APC Industries Co., Ltd.,Ningjin APC Industries Co., Ltd.,Ningjin APC Industries Co., Ltd.,Ningjin APC Industries Co., Ltd. have been making safety products. It mainly includes Check Alarm Valve and Door Alarm,Alarm CE,Alarm Security products. You can view to learn more.

What are security & protection products?

Security & protection products aim to keep you safe and to make sure you stay away from any harm or danger. Ningjin APC Industries Co., Ltd.,Ningjin APC Industries Co., Ltd.,Ningjin APC Industries Co., Ltd.,Ningjin APC Industries Co., Ltd.,Ningjin APC Industries Co., Ltd. provide Check Alarm Valve and related Door Alarm,Alarm CE,Alarm Security products and they generally have a minimum order quantity requirement like 5.

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