Spider™ 125: the lightweight tool for the heavyweight job

The Spider 125 is ideal for quick and accurate socket fusion of polypropylene piping systems for today’s most advanced HVAC, mechanical and plumbing systems. Whether it’s new construction or a retrofit, the Spider machines tackle any tight space that presents itself in walls, ceiling, floors, attics, crawl spaces, roof tops and mechanical rooms. Depending on your own personal needs, the Spider comes in a convenient heavy duty McElroy work bag or a rugged, wheeled hard case.


Small footprint and weighing only 18 pounds

Jaws maintain roundness of pipe and equal distribution of force

Only one operator required, saving time and money

Made for any type of polypropylene pipe — PP-R (polypropylene random copolymer), PP-RCT (polypropylene random copolymer crystalline temperature) — as well as polyethylene

Non-back-drivable gearing to ensure even pressure and quality joint

Industry-leading 5-year warranty