Founded in 1994, China JingPin machine Co., Ltd. is drain pipe manufacturer and supplier. Our custom drain pipes meet ANSI, API, DIN, BS, JIS and GB Standard. Our products are mainly made by these materials such as WCB, WC1, WC6, WC9, ZGCr5Mo, ZG15Cr1Mo1V, CF8, CF8M, CF3, CF3M, 12CrMoV, ZG1Cr18Ni9Ti, and ZG1Cr18Ni12Mo2Ti, etc. and passed the AZ certification of State Technology Supervision Bureau, and CE certification of EEC, Pressure Equipment PED, and API certification of the USA.

12. 4" OD. A solid pipe appropriate in applications that involve moving water from one point. "FLEX-DRAIN" SOLID DRAIN PIPE 12 4" OD A solid pipe appropriate in applications that involve moving water from one point to another (away from downspouts) Does not allow water to seep in or out anywhere except pipe ends Expands from 6 to 12 Compatible with other 4" drain pipes and fittings Sleeved. PE material, inside black, surface white, corrugated with cuffs smooth. ID: 16 / 18mm, one side can be insert to the other side. Two specifications: ID. 14mm - OD. 19mm and ID. 16mm - OD. 21mm. Used in the air conditioner as drain pipe. This pipe goes from the drain into the trap and then the trap goes into the wall.

PIPE; 25; 4" OD; A pipe with spaced slits; Appropriate for ground water
Pipe with spaced slits for ground water drainage in applications where surrounding soil is coarse enough not to cause clogging and/or surrounding debris is minimal. Allows water to seep into and out of the pipe. Built-in elbow. Drain System is offered in a 20 or 40 foot run kit. The trench drain system is a timesaving, moneysaving system because it eliminates the need for on-site forming. A positive slope built into the channel sections ensures proper drainage. Pipe connections are easily made with the use of built-in pipe cutouts, drain end caps and catch basins.