Custom designs built to your units specifications using expanded metal mesh, 1-1/2" 10 - 12 gauge steel frames, which will mount to your concrete pad, legs or roof and have the same superior lid locking system as our level-3 cages, which are keyed alike. Access ports whether your unit needs 1 or 5 are designed to be the most service friendly on the market, which allows the unit to be maintained regularly causing no interference to the technician.