Silent Knight SD505-4AB 4-inch Addresable Base 09/03 Both surface and semi-flush mounting

Both surface and semi-flush mounting cabinet configurations maximize mounting flexibility and esthetic appeal

The Cooper Wheelock WPSBB-W Weatherproof Back Box provides robust protection for outdoor fire alarm systems

The BG-12 Series features a variety of models including single- and dual-action versions

Hiflo filters are the best-selling brand of aftermarket filters for motorcycles worldwide

Silent Knight SD505-4AB 4-inch Addresable Base 09/03 Both surface and semi-flush mountingThe Silent Knight SD505 4AB 4 inch Addresable Base is a 4" Addressable Base for use with SK SD505APS Addressable Photoelectric Smoke Detectors. Compatible for use with the SD505 APS, SD505 AIS, and SD505 AHS.