The pic showed is just for reference,  feel free to quote me for more best prices.

Loosing Flanged Pipe Fittings,Ductile Iron Pipe Fittings

Flanged Pipe Fittings,Ductile Iron Pipe Fittings

Flanged Pipe With Weld On Flange,Ductile Iron Pipes

Restrained Joint Socket And Spigot Pipe,Ductile Iron Pipes

Tyton Push-in Joint Socket And Spigot Pipe,Ductile Iron Pipes

WIFI Control: APP control for your favorite color and brightness WIFI & No Hub Required.Provide high efficient and uniform lighting. Google Assistant & Amazon Alexa.

Wi-Fi control. Smart ceiling light, powered by TUYA, works with google assistant and amazon Alexa and IFTTT. Color temperature changing plus dimmable.

Slim LED recessed panel, 18W ultra thin ceiling light, in-built wire connector, Magnetic DIY metal ring , adjustable springs.

Microwave sensor type Constant Current LED Driver Included Material: PC&aluminium Max.detection diameter radius:5-8m Time delay:40 seconds(can be customized)