OS&Y Gate Valve
A gate valve is a linear motion valve where the closing element moves up and down (not rotating like a ball valve). It is mainly used for fully open or fully closed operation—not for regulating flow.
Features
Description
This gate valve is a resilient-seated OS&Y (Outside Stem and Yoke) type with flanged ends. This design provides a visual indication of whether the valve is open or closed, which is a key feature for fire protection systems. It is built with durable materials and is approved for fire protection applications to withstand high pressure
Product Information
Model: 3299-365-FFLF; GVO-3FFA
Approval: UL Listed & FM Approved
Valve Standard: FM Class 1120/1130 and UL262
Performance Specifications
Working Pressure: 300-365 PSI
Working Temperature: 4°C to 70°C
Datasheets
- Bristol Pump Catatog ( Split Case)
- Bristol Catatog ( End Suction Case)
- Bristol Pump Catatog ( verticle Turbine)
- Lifeco Pump Catatog ( Split Case)
- Lifeco Pump Catatog ( End Suction Case)
- Lifeco Pump Catatog (Verticle Turbine)
Certificates
- Bristol Pump Catatog ( Split Case)
- Bristol Catatog ( End Suction Case)
- Bristol Pump Catatog ( verticle Turbine)
- Lifeco Pump Catatog ( Split Case)
- Lifeco Pump Catatog ( End Suction Case)
- Lifeco Pump Catatog (Verticle Turbine)
Supervisory Switch
A Supervisory Switch is a key device used in fire protection systems—especially in sprinkler and hydrant systems—to monitor whether critical valves are in the correct position.
Features
Used to monitor the open position of an OS&Y (outside screw and yoke) type gate valve & Post Indicator.
• Contact rating: 10A @125/250VAC, 2.5A@30VDC
• IP 66
• One or Two sets of SPDT
Datasheets
- Bristol Pump Catatog ( Split Case)
- Bristol Catatog ( End Suction Case)
- Bristol Pump Catatog ( verticle Turbine)
- Lifeco Pump Catatog ( Split Case)
- Lifeco Pump Catatog ( End Suction Case)
- Lifeco Pump Catatog (Verticle Turbine)
Certificates
- Bristol Pump Catatog ( Split Case)
- Bristol Catatog ( End Suction Case)
- Bristol Pump Catatog ( verticle Turbine)
- Lifeco Pump Catatog ( Split Case)
- Lifeco Pump Catatog ( End Suction Case)
- Lifeco Pump Catatog (Verticle Turbine)
Y-Strainer
A Y-Strainer is a type of strainer shaped like the letter “Y”, installed in pipelines to protect equipment like pumps, valves, meters, and sprinklers from damage caused by impurities.
Features
• NPT or BSPT blowoff outlet on cover. Blowoff outlets are finished with plugs
• 300PSI Working pressure
• -10°C to 120°C Working temperature
• Flanges to ANSI B16. 1 Class125 (other flange type available upon request )
• Sizes: 2.5”, 3”, 4”, 5”, 6”, 8”, 10” & 12”
Datasheets
- Bristol Pump Catatog ( Split Case)
- Bristol Catatog ( End Suction Case)
- Bristol Pump Catatog ( verticle Turbine)
- Lifeco Pump Catatog ( Split Case)
- Lifeco Pump Catatog ( End Suction Case)
- Lifeco Pump Catatog (Verticle Turbine)
Certificates
- Bristol Pump Catatog ( Split Case)
- Bristol Catatog ( End Suction Case)
- Bristol Pump Catatog ( verticle Turbine)
- Lifeco Pump Catatog ( Split Case)
- Lifeco Pump Catatog ( End Suction Case)
- Lifeco Pump Catatog (Verticle Turbine)
Non-Return Valve/Check valve
A Non-Return Valve (NRV), also called a Check Valve, is a must-have component in any piping or fire protection system to ensure one-way flow of fluid. flow.
Features
• Complies with AWWA C508 standard, Clear waterway design
• Seating type is resilient material to bronze seat construction
• 350PSI Working pressure
• Sizes: 2”,2.5”,3”,4”,5”, 6” ,8”,10”& 12”
Datasheets
- Bristol Pump Catatog ( Split Case)
- Bristol Catatog ( End Suction Case)
- Bristol Pump Catatog ( verticle Turbine)
- Lifeco Pump Catatog ( Split Case)
- Lifeco Pump Catatog ( End Suction Case)
- Lifeco Pump Catatog (Verticle Turbine)
Certificates
- Bristol Pump Catatog ( Split Case)
- Bristol Catatog ( End Suction Case)
- Bristol Pump Catatog ( verticle Turbine)
- Lifeco Pump Catatog ( Split Case)
- Lifeco Pump Catatog ( End Suction Case)
- Lifeco Pump Catatog (Verticle Turbine)
Pressure Relief Valve (PRV)
A Pressure Relief Valve (PRV) is a safety device used in piping and fire protection systems to protect equipment from overpressure. It automatically opens when the system pressure exceeds a preset limit and releases excess fluid to reduce pressure, then closes again when normal conditions return, ensuring safe operation of pumps, pipes, and other components.
Features
• Pressure Relief Valve: Limits pipe line pressure by release excess pressure
• Pressure sustaining: Prevents pipe line pressure from rising to a maximum value • Operates over a wide flow range
• Inlet pressure adjustment range: 65-180psi
• Can be maintained without removal from the pipe line
• Flanged to EN1092-2 PN10/PN16, ANSI B16.1 Class 150 FF (Other available on request)
• Grooved ends to AWWA C606 Standard
• Rated Working Pressure: 300 psi
• Adjustment Range of Set Pressure: 65 to 180 psi
• Fusion Bonded Epoxy Coated Interior and Exterior to AWWA C550 Standard.
Datasheets
- Bristol Pump Catatog ( Split Case)
- Bristol Catatog ( End Suction Case)
- Bristol Pump Catatog ( verticle Turbine)
- Lifeco Pump Catatog ( Split Case)
- Lifeco Pump Catatog ( End Suction Case)
- Lifeco Pump Catatog (Verticle Turbine)
Certificates
- Bristol Pump Catatog ( Split Case)
- Bristol Catatog ( End Suction Case)
- Bristol Pump Catatog ( verticle Turbine)
- Lifeco Pump Catatog ( Split Case)
- Lifeco Pump Catatog ( End Suction Case)
- Lifeco Pump Catatog (Verticle Turbine)
Flow Meter
A Flow Meter is a device used to measure the rate of fluid (liquid or gas) flow in a pipe. It shows how much water or other fluid is passing through the system in a specific time, helping to monitor and control system performance in applications like water supply, fire protection, and industrial processes.
Features
N/F
Datasheets
- Bristol Pump Catatog ( Split Case)
- Bristol Catatog ( End Suction Case)
- Bristol Pump Catatog ( verticle Turbine)
- Lifeco Pump Catatog ( Split Case)
- Lifeco Pump Catatog ( End Suction Case)
- Lifeco Pump Catatog (Verticle Turbine)
Certificates
- Bristol Pump Catatog ( Split Case)
- Bristol Catatog ( End Suction Case)
- Bristol Pump Catatog ( verticle Turbine)
- Lifeco Pump Catatog ( Split Case)
- Lifeco Pump Catatog ( End Suction Case)
- Lifeco Pump Catatog (Verticle Turbine)
Pressure Gauge
A Pressure Gauge is a measuring instrument used to indicate the pressure of gas or liquid inside a system such as pipelines, pumps, boilers, or fire protection systems. It helps ensure the system is operating within a safe pressure range by showing real-time pressure readings on a dial or digital display.
Features
N/F
Datasheets
- Bristol Pump Catatog ( Split Case)
- Bristol Catatog ( End Suction Case)
- Bristol Pump Catatog ( verticle Turbine)
- Lifeco Pump Catatog ( Split Case)
- Lifeco Pump Catatog ( End Suction Case)
- Lifeco Pump Catatog (Verticle Turbine)
Certificates
- Bristol Pump Catatog ( Split Case)
- Bristol Catatog ( End Suction Case)
- Bristol Pump Catatog ( verticle Turbine)
- Lifeco Pump Catatog ( Split Case)
- Lifeco Pump Catatog ( End Suction Case)
- Lifeco Pump Catatog (Verticle Turbine)
Air Vent (Air Release Valve)
An Air Vent (Air Release Valve) is a device used in piping systems to automatically remove trapped air from pipelines or equipment. It helps maintain smooth fluid flow by releasing air pockets that can cause pressure loss, noise, or system inefficiency. It is commonly used in water supply, fire protection, and HVAC systems to improve performance and protect equipment.
Features
This valve is used as a backup just in case the water pressure or flow is not as required due to certain situations. Tested under the pressure of 350 psi.
• Sizes: 3/4” & 1”
Datasheets
- Bristol Pump Catatog ( Split Case)
- Bristol Catatog ( End Suction Case)
- Bristol Pump Catatog ( verticle Turbine)
- Lifeco Pump Catatog ( Split Case)
- Lifeco Pump Catatog ( End Suction Case)
- Lifeco Pump Catatog (Verticle Turbine)
Certificates
- Bristol Pump Catatog ( Split Case)
- Bristol Catatog ( End Suction Case)
- Bristol Pump Catatog ( verticle Turbine)
- Lifeco Pump Catatog ( Split Case)
- Lifeco Pump Catatog ( End Suction Case)
- Lifeco Pump Catatog (Verticle Turbine)
Flow Switch
A Flow Switch is a device used in piping systems to detect the presence or absence of fluid flow. When water or liquid starts flowing through the pipe, the switch activates an electrical signal, which is commonly used to trigger alarms or start other equipment, especially in fire protection, pump systems, and HVAC systems.
Features
A Water Flow Switch is a device that detects water movement in fire protection systems. When water flows, it triggers an alarm, signaling a potential fire and enabling a quick response to contain it
Datasheets
- Bristol Pump Catatog ( Split Case)
- Bristol Catatog ( End Suction Case)
- Bristol Pump Catatog ( verticle Turbine)
- Lifeco Pump Catatog ( Split Case)
- Lifeco Pump Catatog ( End Suction Case)
- Lifeco Pump Catatog (Verticle Turbine)
Certificates
- Bristol Pump Catatog ( Split Case)
- Bristol Catatog ( End Suction Case)
- Bristol Pump Catatog ( verticle Turbine)
- Lifeco Pump Catatog ( Split Case)
- Lifeco Pump Catatog ( End Suction Case)
- Lifeco Pump Catatog (Verticle Turbine)
Butterfly Valve
A Butterfly Valve is a type of flow control valve used to start, stop, or regulate fluid flow in a pipeline. It uses a rotating disc that turns 90 degrees to open or close the flow. It is commonly used in fire protection systems, water supply, and industrial pipelines because it is compact, easy to operate, and cost-effective.
Features
• Vulcanized seat design for bubble-tight shutoff at 300PSI
• Low torque operation, high cycle life • With built in supervisory switch
• UL Listed for size 2” – 12”
• FM Approved for 2” – 6”
• Sizes: 2”, 2.5”, 3”, 4”, 5”,6”, 8”, 10” & 12”
Datasheets
- Bristol Pump Catatog ( Split Case)
- Bristol Catatog ( End Suction Case)
- Bristol Pump Catatog ( verticle Turbine)
- Lifeco Pump Catatog ( Split Case)
- Lifeco Pump Catatog ( End Suction Case)
- Lifeco Pump Catatog (Verticle Turbine)
Certificates
- Bristol Pump Catatog ( Split Case)
- Bristol Catatog ( End Suction Case)
- Bristol Pump Catatog ( verticle Turbine)
- Lifeco Pump Catatog ( Split Case)
- Lifeco Pump Catatog ( End Suction Case)
- Lifeco Pump Catatog (Verticle Turbine)
Oblique Landing Valve
An Oblique Landing Valve is a type of fire hydrant valve installed on a standpipe system to control and deliver water for firefighting purposes. It is designed with an angled (oblique) outlet to make hose connection easier and more convenient during emergency use. It is commonly used in building fire protection systems for quick water access by firefighters.
Features
N/F
Datasheets
- Bristol Pump Catatog ( Split Case)
- Bristol Catatog ( End Suction Case)
- Bristol Pump Catatog ( verticle Turbine)
- Lifeco Pump Catatog ( Split Case)
- Lifeco Pump Catatog ( End Suction Case)
- Lifeco Pump Catatog (Verticle Turbine)
Certificates
- Bristol Pump Catatog ( Split Case)
- Bristol Catatog ( End Suction Case)
- Bristol Pump Catatog ( verticle Turbine)
- Lifeco Pump Catatog ( Split Case)
- Lifeco Pump Catatog ( End Suction Case)
- Lifeco Pump Catatog (Verticle Turbine)
Breeching Inlet (2-way or 4-way)
A Breeching Inlet (2-way or 4-way) is a fire protection fitting installed on the outside of a building that allows firefighters to pump water into the building’s dry riser or sprinkler system. It is used when internal water supply is insufficient during a fire emergency.
A 2-way breeching inlet has two inlets for hose connection, while a 4-way breeching inlet has four inlets, allowing higher water flow capacity. It helps ensure quick and effective water supply to upper floors during firefighting operations.
Features
N/F
Datasheets
- Bristol Pump Catatog ( Split Case)
- Bristol Catatog ( End Suction Case)
- Bristol Pump Catatog ( verticle Turbine)
- Lifeco Pump Catatog ( Split Case)
- Lifeco Pump Catatog ( End Suction Case)
- Lifeco Pump Catatog (Verticle Turbine)
Certificates
- Bristol Pump Catatog ( Split Case)
- Bristol Catatog ( End Suction Case)
- Bristol Pump Catatog ( verticle Turbine)
- Lifeco Pump Catatog ( Split Case)
- Lifeco Pump Catatog ( End Suction Case)
- Lifeco Pump Catatog (Verticle Turbine)
Fire Hose
A Fire Hose is a flexible high-pressure hose used by firefighters to supply water or firefighting agents from a hydrant or pump to extinguish fire. It is an essential part of fire protection systems in buildings and industrial facilities, designed to deliver a strong and continuous water flow during emergencies.
Features
The LIFECO Fire Hose Rack Assembly (N/FLIFECO model) is a semi-automatic fire fighting system made of 1.5 mm thick mild steel with red powder coating (RAL 3000) and stainless-steel internal parts for durability. It comes with a 1½” inlet, supports 150–175 PSIG pressure, and is designed for 1½” and 2½” pipe systems with a 1½” lined fire hose up to 100 ft. The hose features a strong synthetic jacket with an EPDM rubber lining for smooth water flow, low friction loss, and high abrasion resistance, making it suitable for industrial, municipal, and commercial fire protection applications, and it is UL listed for safety compliance.
Datasheets
- Bristol Pump Catatog ( Split Case)
- Bristol Catatog ( End Suction Case)
- Bristol Pump Catatog ( verticle Turbine)
- Lifeco Pump Catatog ( Split Case)
- Lifeco Pump Catatog ( End Suction Case)
- Lifeco Pump Catatog (Verticle Turbine)
Certificates
- Bristol Pump Catatog ( Split Case)
- Bristol Catatog ( End Suction Case)
- Bristol Pump Catatog ( verticle Turbine)
- Lifeco Pump Catatog ( Split Case)
- Lifeco Pump Catatog ( End Suction Case)
- Lifeco Pump Catatog (Verticle Turbine)
Spray Nozzle
A Spray Nozzle is a fire protection device used to distribute water in a controlled spray pattern for effective fire suppression and cooling. It breaks the water flow into fine droplets or a specific spray angle to cover a wider area, helping to control or extinguish fire quickly. Spray nozzles are commonly used in fire hose systems, deluge systems, and industrial fire protection applications, where uniform water distribution is required for better safety and coverage.
Features
A UL-listed Adjustable Spray Hose Nozzle is a certified firefighting tool. It attaches to a hose, allowing users to control water flow and spray pattern. The UL listing ensures it meets safety standards for reliable performance during emergencies.
Datasheets
- Bristol Pump Catatog ( Split Case)
- Bristol Catatog ( End Suction Case)
- Bristol Pump Catatog ( verticle Turbine)
- Lifeco Pump Catatog ( Split Case)
- Lifeco Pump Catatog ( End Suction Case)
- Lifeco Pump Catatog (Verticle Turbine)
Certificates
- Bristol Pump Catatog ( Split Case)
- Bristol Catatog ( End Suction Case)
- Bristol Pump Catatog ( verticle Turbine)
- Lifeco Pump Catatog ( Split Case)
- Lifeco Pump Catatog ( End Suction Case)
- Lifeco Pump Catatog (Verticle Turbine)
Angle Hose Valve
An Angle Hose Valve (1½”) is a fire protection control valve used to regulate water flow to a fire hose line. It is installed at an angle (usually 45° or 90°) for easy hose connection and operation during emergencies. Commonly used in fire hydrant systems and standpipe systems, it allows firefighters to quickly open or close water supply with controlled pressure, ensuring fast and efficient firefighting response.
Features
• Working Pressure 300 PSI
• Angle hose valve manufactured in accordance with UL668 Hose valve fire protection service is used as fire department outlet or with a hose rack assembly
. Available in size 11/2 ” & 21/2 “
Datasheets
- Bristol Pump Catatog ( Split Case)
- Bristol Catatog ( End Suction Case)
- Bristol Pump Catatog ( verticle Turbine)
- Lifeco Pump Catatog ( Split Case)
- Lifeco Pump Catatog ( End Suction Case)
- Lifeco Pump Catatog (Verticle Turbine)
Certificates
- Bristol Pump Catatog ( Split Case)
- Bristol Catatog ( End Suction Case)
- Bristol Pump Catatog ( verticle Turbine)
- Lifeco Pump Catatog ( Split Case)
- Lifeco Pump Catatog ( End Suction Case)
- Lifeco Pump Catatog (Verticle Turbine)
Test & Drain Valve
A Test & Drain Valve is a fire protection component used in sprinkler systems to test system pressure/flow and drain water from the pipeline during maintenance. It helps simulate sprinkler operation for testing while also providing a controlled way to empty the system or release excess water, ensuring proper system performance and safety.
Features
The LIFECO Inspector’s Test and Drain valve is a combined two position lever operated ball valve, sight glass and stop valve. Test and Drain is manufactured with sight glass assembly, provides a simplified means for testing water flow alarm devices and draining of feed mains.• Female NPT inlet and outlet
• Threaded to BS21 or ANSI B1.20.1
• Grooved to ANSI/AWWA C606- 11
• BRASS ASTM C85700• Working pressure 175PSI
• Grooved type available upon request• Cast brass valve – Optional Finishes: RB-Rough Brass
Datasheets
- Bristol Pump Catatog ( Split Case)
- Bristol Catatog ( End Suction Case)
- Bristol Pump Catatog ( verticle Turbine)
- Lifeco Pump Catatog ( Split Case)
- Lifeco Pump Catatog ( End Suction Case)
- Lifeco Pump Catatog (Verticle Turbine)
Certificates
- Bristol Pump Catatog ( Split Case)
- Bristol Catatog ( End Suction Case)
- Bristol Pump Catatog ( verticle Turbine)
- Lifeco Pump Catatog ( Split Case)
- Lifeco Pump Catatog ( End Suction Case)
- Lifeco Pump Catatog (Verticle Turbine)
Fire Hydrant System Solutions in Bangladesh
Extensive Engineering & Service is a trusted provider of complete fire hydrant system solutions in Bangladesh, delivering reliable and compliant fire protection infrastructure for industrial, commercial, and residential facilities.Fire hydrant systems play a critical role in firefighting by ensuring an immediate and continuous water supply during emergencies. Our expert team specializes in the design, supply, installation, testing, and commissioning of fire hydrant systems in accordance with international standards such as NFPA and BNBC.We carefully plan hydrant placement, pipeline routing, and hydraulic calculations to ensure optimal water pressure and coverage across the facility. Our solutions are designed to meet the requirements of authorities such as RSC, FSCD, and DIFE. paragraph here
How Fire Hydrant System Works
Type your paragrapA fire hydrant system is connected to an underground water distribution network. In case of fire, firefighters connect hoses to the hydrant valve, which releases pressurized water instantly.The system is supported by fire pumps and water reservoirs to maintain adequate flow and pressure. Proper system design ensures quick response, effective fire suppression, and maximum safety.h here
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