The Polylok 24-inch (10-hole) Rhino Box can be used for larger commercial drainage applications, but it is also a suitable size for all onsite wastewater applications. It has 10 potential openings and accepts the Polylok 4-inch seal with nut. It accepts 2-, 3- and 4-inch pipe, as well as 6-inch pipe with use of 6-inch grommets. It will also accept Polylok 24-inch risers to bring it to grade. The kit includes the box, a choice of a cover or gate, four 4-inch seals with nuts, and eight stainless steel screws. An optional 5 1/8 Rhino Horn bimetal hole-saw allows technician to make the perfect-size hole for the seals. 877-765-9565; www.polylok.com.