15pcs 40 50mm To 20~40mm PVC Reducing Straight Joints Garden Irrigation Water Pipe Connectors Aquarium Tank DIY Tools -------- Leak Free Connections

A good standard PVC garden pipe adapter Durable and long lifespan widely accepted by users. For Garden Water Connectors Aquarium Water Fountain Fittings Irrigation System easy to use After applying PVC glue to the joints and pipes insert it in 1 minutes. After 15 minutes the glue solidified initially and had a certain intensity after 2 hours. 24 hours later the effect will be better.