Also within the PRISM housing portfolio is the Core plastic housing range. Having taken key features from the marketplace and improved them accordingly, these housings meet the needs of economy, quality, and ease-of-use. This new range rivals higher priced competitors in the industry without compromising materials or calibre. Evident in the housings test criteria, their flexible configurations using brackets and adaptors encourages easy-to-build systems. 20" Housings come in either opaque or clear options with 3/4" ports.