Overview of LHS743X low resistance backflow preventer:
Low pressure backflow prevention device is mainly used for urban water supply network and all kinds of user network, or between drinking water and water, fire, air conditioning water, green water and other heterogeneous water system cross connection of an effective partition, or no negative pressure equipment supporting the installation, to strictly prevent backflow pollution.
Low resistance backflow preventer product features:
1, ultra low water loss and energy saving significantly: when the economic flow rate (flow rate 2 meters / sec), the head loss is less than 4mH20;
2, air separation, automatic drainage: when the main valve is closed, the automatic opening of the drain, the middle cavity relief pressure is zero, the upper and lower reaches of the main valve to achieve air separation or zero pressure partition, the partition performance is safe and reliable.
3, festival, material, flexible installation: small shape, light weight, structure length is only 30% of the existing products, can be installed horizontally or vertically. ,
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Zhejiang Hui Sheng Valve Co. Ltd is a professional production and sales of hydraulic control valves, multifunctional pump control valve, pressure reducing valve, control valve, micro slow close check valve, flow control valve, intelligent automatic control valve, flow and pressure regulating valve, automatic valve, silent check valve, mud valve, exhaust valve soft sealing gate valve, filter, filter, piston type check valve, balance valve and other products, widely used in waterworks, power plants, metallurgy, petrochemical, construction, energy, medicine and other water distribution piping system. Companies always adhere to the "quality first, customer first, excellence, and strive to develop] quality policy, and dedication to provide you with the best quality service! The general manager of the company and all the staff sincerely welcome friends to come to visit, discuss business, good faith cooperation, mutual benefit and create a better future!
Address: Zhejiang Wenzhou Dong'ou Street Anfeng Industrial Zone Chinese universal valve group
Tel: 0577-66999307 66999306
Fax: 0577-66999305
Mobile: 13968957077
QQ:363877672
Http://www.zjhsfm.com
Order note
First, please try to put the selected valve pump flow and head [] told us, we help you by product selection (detailed parameters), please try to select [valve] diameter, pressure, material we help you tell us by product selection (detailed parameters).
Two. If the model of our company has been selected by the design unit, please order directly to our sales department according to the type of product.
Three, special temperature and pressure orders should be made separately
Thank you for visiting our website. If you have any questions, you can call us and we will do our best to provide you with excellent service.
Company after-sales service:
First, all products purchased by our company, our company stipulates, in the specified conditions and the use of methods, my company free warranty for one year;
Two, product freight, please contact the customer service before purchasing;
Three, our company can open ordinary tax and VAT invoice, invoice is generally not provided, the default is not our invoice;
Four, special requirements of products, need to pay 30% deposit;
Five, and our long-term cooperation in the logistics company: BES Express, logistics, logistics, STO, Kakichi express, Yuantong express, Seoul courier, express, courier and so on the wind;
Six: packing: wooden box packaging. Export products can be exported wooden cases;
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