Founded in 1954, IPS developed, patented, and commercialized the first solvent cement formulation for joining PVC pipe in 1958 under the Weld-On brand.
IPS operated as a single entity for the first three decades, supplying solvent cements to the plumbing, construction, industrial, and irrigation markets.
Acquisition of Water-Tite in 1987 formed what is now the Plumbing Products division
From 1987 to 2004, IPS actively built out its Plumbing Products portfolio by acquiring Guy Gray metal supply valve boxes, Truebro undersink pipe protection products, and Test-Tite test plugs as well as the distribution rights to Studor air admittance valves
In 2003, the Company expanded its product offering to include structural adhesives, developed its 10:1 MMA technology, and formed the SciGrip Structural Adhesives division.
In 2009, continuing its history of innovation, IPS became the first company in the industry to offer environmentally-responsible, all low volatile organic compound (VOC) solvent cements, primers, and cleaners and completely phase out regular VOC products.
In 2010, IPS expanded into Europe with the acquisition of Holdtite, providing the Company with distribution and customer access throughout Europe and the Middle East.
The company broadened the Plumbing Products portfolio to include drains and fittings through the acquisition of AB&A in 2010.
In 2014, IPS acquired Glue Warehouse, a leading on-line retailer for the countertop fabrication industry
In 2015, The company acquired the solvent cements business of Schwartz Chemical, based in Toronto
In 2016, IPS acquired Studor, Roof Top Blox, and became the exclusive distributor of Green Drain products
In 2016, IPS acquired Studor and Roof Top Blox.
In 2019, IPS acquires T Christy`s Enterprises and Tough Pans drain pain line.
In 2022, IPS acquires Floodstop point-of-use leak detection devices.

Model 781 PVC - Medium-Bodied Plumbing Cement Brochure