Back to Product List

FBLS Fire Block Louvre System

Finish:

The FBLS Fire Block Louvre System delivers ventilation without turning that opening into a route for smoke or fire. When you need airflow and fire protection in the same aperture, the FBLS is the sensible, compliant option for your steel fire doors.

Complete system for steel fire doors– not just an intumescent block
Ideal for offices, classrooms, plant rooms, stores and other spaces that need both ventilation and fire protection
Perfect for new builds or retrofits
Heavy-duty steel louvres
Non-vision for privacy
40% free area, allowing good bi-directional air flow
Suitable for door thicknesses from 44 millimetres upwards
Available in a range of stock sizes, with bespoke sizes made to order
Over twenty standard sizes available from stock
Any size available to order from 152 x 152mm minimum cut-out
Louvre frames are supplied as standard in galvanised mild steel, already grey primed, ready for powder coating
Powder-coated finishes and stainless-steel frames are available to special order

Fire tested to BS EN 16341:2014, providing up to four hours of fire integrity

FBLS COMPLETE SYSTEM COMPRISING FB FIRE BLOCK AND FDLS LOUVRE - FBLS EN
		WIDTH
		203MM	254MM	305MM	356MM	406MM	457MM	508MM	559MM	610MM	660MM
HEIGHT	203MM	-	-	-	-	-	-	-	-	-	-
	254MM	-	-	-	-	-	-	-	-	-	-
	305MM	-	-	-	-	-	-	-	-	-	-
	356MM	-	-	-	-	-	-	-	-	-	-
	406MM	-	-	-	-	-	-	-	-	-	-
	457MM	-	-	-	-	-	-	-	-	-	-
	508MM	-	-	-	-	-	-	-	-	-	-
	559MM	-	-	-	-	-	-	-	-	-	-
	610MM	-	-	-	-	-	-	-	-	-	-
	660MM	-	-	-	-	-	-	-	-	-	-
	711MM	-	-	-	-	-	-	For fractional inch cut-out sizes the overall louvre frame size is increased to accommodate the odd size. Call for availability on unlisted sizes. Please note we are able to manufacture sizes above 483 x 1676mm and 660 x 660mm but larger sizes would be outside the scope of our fire certification.
	762MM	-	-	-	-	-	-
	813MM	-	-	-	-	-	-
	863MM	-	-	-	-	-	-
	914MM	-	-	-	-	-	-
	965MM	-	-	-	-	-	-
	1016MM	-	-	-	-	-	-
	1067MM	-	-	-	-	-	-
	1118MM	-	-	-	-	-	-
	1168MM	-	-	-	-	-	-
	1219MM	-	-	-	-	-	-
	1270MM	-	-	-	-	-	-
	1321MM	-	-	-	-	-	-
	1372MM	-	-	-	-	-	-
	1422MM	-	-	-	-	-	-
	1473MM	-	-	-	-	-	-
	1524MM	-	-	-	-	-	-
	1575MM	-	-	-	-	-	-
	1626MM	-	-	-	-	-	-
	1676MM	-	-	-	-	-	-

Product Information