Fire-Resistant Roller Shutter

Fire-Resistant Roller Shutter is a complete assembly, identical in construction and installation with a prototype that has been submitted to the Standard Fire Test and has fulfilled all the relevant test requirements to achieve the nominated fire-resistance level, comprising-

(a) a curtain;

(b) vertical guides between which the curtain can slide when being raised or lowered, together with associated fittings; and

(c) a horizontal barrel, mounted above the opening on which the curtain is rolled when being raised or lowered, together with associated fittings.

NOTE: Fire-resistant roller shutters are commonly referred to as "fire shutters".