The Mark of Quality Cast In Iron
Quality is defined as high grade, peak performance, and excellence.
Founded in 1949, the Cast Iron Soil Pipe Institute strives to improve the industry’s products, achieve standardization of cast iron soil pipe and fittings, and provide a continuous program of product testing, evaluation, and development.
The Quality Choice
Requiring products to conform to applicable manufacturing standards is essential in today’s world of global outsourcing. Customers should have peace of mind of knowing that American-made cast iron soil pipe and fittings manufacturers diligently follow all the necessary quality control requirements embedded in the standards.
CISPI Standards Support Quality Products Through Quality Standards
The Cast Iron Soil Pipe Institute supports two Standard Specifications:
- 301-21 – Hubless Cast Iron Soil Pipe and Fittings for Sanitary and Storm Drain, Waste and Vent Piping Applications.
- 310-20 – Couplings for use in connection with Hubless Cast Iron Soil Pipe and Fittings for Sanitary and Storm Drain, Waste, and Vent Piping Applications.
Visit CISPI’s Product Specifications page to download the standards.
Contact your Cast Iron Crew to learn more about CISPI Standards and the benefits of using American-made cast iron soil pipe.