The present invention includes a removable utility unit and/or removable utility room for providing one or more utilities to at least one of a controlled air, a sealable, a sterilizable, a sanitizable cleanroom comprising : at least one of a utility connection selected from air, water, gas, or electricity; and a substantially hermetic connector between the removable unit and the cleanroom, wherein the at least one of air, water, gas, or electricity are connectable to matching utility inputs in the cleanroom.