Water supply and drainage valves are often used in domestic water supply, fire fighting systems and industrial water supply systems. It is used to control flow and water level. Common products are :100X remote control float ball valve, 200X pressure reduc... View More>>

The classification of fans is: 1, the classification of fans can be divided into centrifugal, axial, oblique (mixed) and cross-flow types according to the direction of gas flow. 2, according to the flow direction of the air into the impeller, the fan is... View More>>

Central air conditioning classification Introduction to understand the different central air conditioning，For central air conditioning, people pursue comfort and safety, in many modern home improvement environment, central air conditioning is a very commo... View More>>

HVAC is a broad term that stands for heating, ventilation and air conditioning. These systems are responsible for heating and cooling your business and include the following products:Furnace,Heat pump,Piping system,Thermostat,Comfortable control... View More>>

According to the provisions of GB/T 50106-2010 Standard for Building Water Supply and Drainage Drawing, the expression method of pipe diameter shall comply with the following provisions: 1, water gas transmission steel pipe (galvanized or non-galvanized)... View More>>

JPN Fluid Materials and equipment International Trading (Group) Co., LTD. 's product scale covers housing construction, municipal water supply and drainage, central heating, urban pipe corridor, sponge city, agricultural irrigation, ground source heat pum... View More>>

here are roughly six kinds of common PE structural wall pipes: HDPE double-wall corrugated pipe, HDPE steel tape reinforced spiral corrugated pipe, HDPE hollow wall pipe (winding structure wall pipe type A), HDPE cla pipe (winding structure wall pipe type... View More>>

Trenchless refers to the new construction technology of laying, replacing and repairing various underground pipelines under the condition of excavation of a very small part of the surface (generally referring to excavation of a small area at the entrance ... View More>>

Trenchless refers to the new construction technology of laying, replacing and repairing various underground pipelines under the condition of excavation of a very small part of the surface (generally referring to excavation of a small area at the entrance ... View More>>

Heat resistant polyethylene PERT is divided into type I and Type II, which belong to the polyolefin (polyethylene) family. When PE is modified, the copolymer used is different. PERTII is the PERT2 generation of high density (hdpe) polyethylene and hexene... View More>>