Ltpgtsilent intermittent bathroom fan with 2 speeds and built in timer stylish discrete design backdraught shutters included high efficiency motor 2 year guarantee ip44 rated standard thermal overload protection on motor suitable for wall ceiling window and panel mounting compatible with low energy lightingltpgt ltulgt ltligttwo speed 100mm bathroom toilet fanltligt ltligtoverrun timer adjustable between 5 and 30 minutesoverrun timer adjustable between 5 a