Hydrocollator Heating Unit- Mobile- SS2 - 8 Packs Model SS-2 * Accommodates and comes with (8) standard hydrocollator steam packs * Interior wire rack will also hold 2 neck contour packs * Durable and easy to maintain - stainless steel * Non-Digital * Assures a constant temperature * Fully warranted * U.L. listed CSA certified no plumbing neede *