Tough polycarbonate construction Looks identical to our genuine bellbox Eye-pleasing low profile sirenstrobe housing made from robust polycarbonate plastic. This product has been manufactured to withstand the weather elements & needs no maintenance. This is the same housing used for our self-contained sirenstrobe box & therefore is ideal to be used as a dummy box. It will also accommodate most low profile sirens & SCBs. Supplied complete with screws & wall plugs.