Price is without discount and VAT
- fire resistance: 60, 120 and 240 minutes
- air flow up to 80%
- maximum dimensions:
single round grille – Ø 400 [mm];
single rectangular grille – 600 x 600 [mm]
Firestop ventilation grilles INTU FR GRILLE are made of a rigid steel frame with an intumescent insert. During a fire, the intumescent insert expands prevent the spread of fire and hot gases, ensuring the partition maintains fire resistance class up to EI 240.
Other available sizes are listed in TDS bellow.
INTU FR GRILLE TECHNICAL ASSESSMENT EN
INTU FR GRILLE R40A/R80 SDS EN
Where to use:
INTU FR GRILLE is install in the ventilation holes in walls and floors. The material is swelling during fire fills the hole completely.
Rigid wall:
The wall must be minimum thickness 150 mm.
Must have concrete, cellular concrete or masonry
structure, with minimum density 600kg/m3.
Rigid floor:
The floor must be minimum thickness 150 mm. Must have concrete, cellular concrete or masonry structure, with minimum density 1700kg/m3.
APPLICATION CONDITIONS:
Maximum ambient temperature:
- round grille C50, C80 – 70 ºC
- rectangular grille R40A – 70 ºC
- rectangular grille R40B – 40 ºC
- rectangular grille R80 – 70 ºC
Compliance:
- TDS
- Technical Assessment:
00518/25/Z00NZP of 14/01/2025 - Declaration of Performance:
DoP 2/2025 - SDS
Installation:
1. Adjust the size of the grille to the size of the hole.
2. Apply a small amount of intumescent acrylic mastic (e.g. INTU FR MASTIC to the grille along its edge.)
3. Push the grille into the hole.
4. Fill the remaining gaps and cavities with firestop acrylic putty.
5. Install masking plates (e.g. INTU ATP) on both sides of the partition using steel screws.