RectorSeal was founded in 1937 as a manufacturer of specialty chemical sealants. One of our first products, RectorSeal No. 5, became a staple of the plumbing industry and remains one of the most common pipe thread sealants in the U.S. today. Since then, we have continued to grow by expanding our offering of products to support tradespeople in their daily work.
 

Our growth over the past eight decades has centered on a simple mission: To provide innovative solutions to the professional trades. As a wholly owned subsidiary of CSW Industrials, Inc. [NASDAQ: CSWI], RectorSeal plays a key role in CSWI’s Contractor Solutions segment by being a leading provider of quality solutions for the professional trades serving heating, ventilation, and air conditioning (HVAC/R), plumbing, electrical, and construction markets.
 

RectorSeal’s innovative products and brands that increase efficiency and improve reliability, and they have built a steadily growing and loyal following among contractors due to differentiated and proven product performance. Further, the company is often the first to tackle and solve challenges faced by professional tradespeople.