The World’s first domestic Carbon Monoxide Alarm to be officially approved to the European Standard EN50291:2001. The SF450EN is a self contained alarm with batteries sealed inside to ensure they are not inadvertently removed or tampered with.

The unit provides a guaranteed 6 years of operation without any need for replacement parts. It incorporates the latest electro-chemical sensing technology and offers a number of unique, market leading features and benefits including an ultra compact and aesthetic design, automatic sensor adjustment function and a continuous self test function to ensure complete accuracy and reliability.

No parts, sensors or batteries to replace.
6 Year manufacturers guarantee.