Total 560 products for sewer backflow preventer Manufacture & Suppliers

• Easy-to-use PP Plastic Airless Toothpaste Pump Bottle Custom Color Logo Available 75ml

  

  ..., chemical resistance, and safety for oral care applications. The advanced airless pump system delivers controlled, hygienic dispensing while preventing air backflow, helping to preserve product freshness an...

  JND Packaging

  Shanghai,China

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• P40 Series Multi-way Valve Multiple Monoblock Manual Directional Control Valve

  

  ... Multi-way Valve Multiple Monoblock Manual Directional Control Valve Features l Integrated Check Valve: Prevents hydraulic oil backflow l Integrated Relief Valve: Adjusts hydraulic system working pressure l ...

  Guangzhou Seric Hydraulic Co., Ltd.

  China

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• 7 5/8" L80 BTC Oilfield Cement Float Shoe API Certified Single & Double Valve Options

  

  ..., ensuring reliable cementing performance with single or double valve options. Compliant with API and ISO standards, this float shoe is engineered to prevent cement backflow, enhance displacement efficiency,...

  Jiangsu Service Petroleum Technology Co., Ltd

  Jiangsu,China

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• 150ML/200ML/300ML/500ML External Pump Makeup Remover Bottle with Leak-Proof Seal and Medical-Grade External Pump

  

  ...premium PET material and features a medical-grade external pump core engineered to prevent leakage and backflow. Designed for smooth operation and precise dosage control, it's available in four standard size...

  Ningbo Meichang Packaging Technology Co., Ltd.

  Zhejiang,China

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• Medical-Grade Customizable Airless Pump Bottle with Freshness-Locking Technology for Serums

  

  ... concentrates, and functional skincare products. Featuring a catheter-free airless structure, it dispenses with one press while preventing air backflow and secondary contamination to maintain active ingredie...

  Ningbo Meichang Packaging Technology Co., Ltd.

  Zhejiang,China

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• 215L 250C Programmable Floor Standing Vacuum Oven NuOven VQ210-3

  

  ... sealed via adjustable door lock Reliable high-vacuum silicone gasket Integrated vacuum system prevents oil backflow Digital vacuum control ensures repeatable conditions Quick-release valve for process flexi...

  SENOVA BIOTECH (SHANGHAI) CO., LTD.

  Shanghai,China

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• Biotechnology Freeze Drying Machine 5sqm Freeze Dryer Pharmaceutical Industry

  

  ... effective cleaning and sterilization. Flexible Vacuum System: Integrated vacuum pump protection automatically closes an isolation valve upon pump failure, preventing oil backflow from contaminating the pris...

  SENOVA BIOTECH (SHANGHAI) CO., LTD.

  Shanghai,China

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• Low Noise High Speed Garage Door 380V 220V Underground Parking Garage Doors

  

  ..., and energy efficiency are essential. With rapid opening and closing speed and a high-sealing structure, the door helps reduce vehicle congestion, prevent exhaust gas backflow, and minimize temperature loss...

  Changzhou YOHO Industrial Door Co., Ltd.

  Jiangsu,China

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• 80ML/100ML High Transparency AS Airless Spray Bottle with Fine Mist Spray for Precise Dosing and Preservation

  

  ...ensures precise dosing and delivers a uniform, fine mist while preventing air backflow, effectively preserving the purity and freshness of contents, especially active ingredients. Features thick-walled, shat...

  Ningbo Meichang Packaging Technology Co., Ltd.

  Zhejiang,China

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• 10ml/15ml Double-Layer Ceramic Tip Airless Bottle for Eye Cream & Essence(MC-275)

  

  ... structure and a ceramic cooling massage tip, it enhances product texture while providing a soothing experience for the eye area. The airless system effectively prevents oxidation, and the anti-backflow desi...

  Ningbo Meichang Packaging Technology Co., Ltd.

  Zhejiang,China

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• Ductile Iron Non Slam Check Valve with Quick Close and Soft Seal for Industrial Pipeline Fluid Control

  

  Product Description: The Non Slam Check Valve is a highly efficient and reliable valve designed to prevent backflow in piping systems while ensuring smooth and uninterrupted fluid flow. Manufactured from premiu...

  Suzhou Alpine Flow Control Co., Ltd

  Jiangsu,China

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• Non Slam Check Valve with Rubber Coated Disc for PN10 Pressure and 80℃ Temperature Resistance

  

  Product Description: The Non Slam Check Valve is a specialized valve designed to prevent backflow and ensure smooth, unidirectional flow in piping systems. This valve is engineered with a soft seal type, provid...

  Suzhou Alpine Flow Control Co., Ltd

  Jiangsu,China

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• PN25 Pressure Non Slam Check Valve with Ductile Iron Construction and Flange End Connection for Industrial Applications

  

  Product Description: The Non Slam Check Valve is a highly efficient and reliable valve specially designed to prevent backflow in piping systems while minimizing water hammer and pressure surges. Engineered with...

  Suzhou Alpine Flow Control Co., Ltd

  Jiangsu,China

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• Soft Seal Non Slam Check Valve with Anti Water Hammer Mechanism and Ductile Iron Construction for Durable Pipeline Protection

  

  Product Description: The Non Slam Check Valve is a high-performance valve designed to prevent backflow in piping systems while ensuring smooth and efficient operation. Manufactured using high grade ductile iron...

  Suzhou Alpine Flow Control Co., Ltd

  Jiangsu,China

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• Soft Seal Non Slam Check Valve with PN25 Pressure and Ductile Iron Construction for Industrial Applications

  

  Product Description: The Non Slam Check Valve is a highly efficient valve designed to prevent backflow in piping systems, ensuring smooth and reliable operation. This valve is engineered to provide a quick clos...

  Suzhou Alpine Flow Control Co., Ltd

  Jiangsu,China

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• 30g 50g 75g Baby Sunscreen Airless Pump Tube with Food Grade PE BPA-Free PCR Eco Packaging

  

  ...-grade PE material, the packaging is BPA-free, safe, and compliant with global baby-care standards. The airless pump structure prevents backflow and oxidation, protecting sunscreen actives and extending prod...

  Ningbo Meichang Packaging Technology Co., Ltd.

  Zhejiang,China

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• 472QA-1014800 Cylinder body connection check valve for BYD Seal 05 DM-i Intelligent Driving Edition

  

  ... driving version, dedicated to BYD 472QA engine. Used to control the unidirectional flow of cylinder fluid, prevent oil and gas backflow, stabilize crankcase pressure, and protect the engine. Using high-temp...

  Guangzhou Dongchuangyuan Trading Co., Ltd.

  Guangdong,China

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• 472QA-1021110 Central solenoid for BYD Seal 05 DM-i Intelligent Driving Edition

  

  .... As the central electronic control solenoid valve of the engine, its core function is to control the one-way flow of oil and gas, prevent the backflow of oil and gas, stabilize the crankcase pressure, and e...

  Guangzhou Dongchuangyuan Trading Co., Ltd.

  Guangdong,China

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• PN10 Pressure Rating Swing Flex Check Valve with EPDM Seal Material and Ductile Iron Body for Water Treatment

  

  ...h precision and adhering to international standards, this valve is an essential component for preventing backflow and protecting pumps, compressors, and other equipment from potential damage caused by revers...

  Suzhou Alpine Flow Control Co., Ltd

  Jiangsu,China

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• DN50-700 Swing Flex Check Valve with EPDM Seal Material and Flange PN16 End Connection for Water Pipeline Flow Control

  

  Product Description: The Swing Flex Check Valve is a highly reliable and efficient valve designed to prevent backflow in water systems, ensuring smooth and safe operation. Engineered with precision and manufact...

  Suzhou Alpine Flow Control Co., Ltd

  Jiangsu,China

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