Sanitary Spools are pre-fabricated lengths of Polypropylene Tubing with Tri-Clamp® ends added for convenience. When combined with Polypropylene fittings, True Unions, and Tri-Clamp® gaskets; the user can build sanitary pipe lines without the need for on-site welding and fabrication. GVC Direct offers standard pre-fabricated spools in common lengths from 1' through 5' in 6 increments, and in Tri-Clamp® sizes from 3/4 Mini through 4. Be sure to contact us for custom lengths and special spool requirements. Bio-Pharm BPE spools are available upon special request.