News and Insights

For precast concrete projects, selecting the right insert system is critical to ensuring structural integrity, quality, and long-term reliability. The Tech Slot Insert stands out as a solution engineered for demanding specifications, offering industry-leading adjustability, high-strength, and rigorous testing with conservative published values. Read on to see why engineers trust ALP Supply’s Tech Slot insert for today’s increasingly complex precast projects.
The Tech Slot Insert provides the highest ultimate mechanical capacity available in the industry at 38,000 pounds, and under certain conditions can be achieved in field applications with increased concrete...

A Visionary Leader in the Precast/Prestressed Concrete Industry


It is with deep respect and sorrow that we announce the passing of Jack Cowan. Born in Cleveland, Ohio, Jack exemplified a life of service and innovation. In 1950, he enlisted in the U.S. Navy, serving aboard an antisubmarine destroyer. After his honorable discharge, Jack joined the Ohio State Highway Patrol, where he served as a state trooper and later as a pilot. In 1960, he transitioned to what became a long and distinguished career dedicated to serving manufacturers of concrete products. 
Jack was a...

ALP Supply Announces Acquisition of Conasco Plastics
Continuing the Legacy of Industry Pioneers
October 23, 2024 – Fairless Hills, PA – ALP Supply is very pleased to announce the acquisition of Conasco Plastics, a company whose innovative contributions, led by industry pioneer Jack Cowan who along with our founder "Patt" Patterson, have left a lasting impact on the Precast Concrete Industry. At the forefront of these innovations is Jack Cowan’s development of the void drain, a product that fundamentally transformed precast concrete construction methods and established Conasco Plastics as a key supplier in the industry.
This acquisition not...