The ST-BC-20 by Pentair is a versatile filtration system that holds either 20 standard 10" cartridges or 5 larger 40" cartridges. This robust housing is designed for high-capacity filtration, making it ideal for residential and commercial applications. Constructed from durable materials, it ensures long-lasting performance and resistance to corrosion. The ST-BC-20 features easy-to-use connections for quick installation and maintenance. Its compatibility with various filter types allows for customized filtration solutions, ensuring optimal water quality for your home or business.