Egg crate grille are designed for gravity ventilation, low and medium pressure systems and air conditioning systems, mainly exhaust air. Designed for mounting on rectangular ventilation ducts, plenum boxes. Diffuser with a very large effective surface area to be used wherever necessary to ensure the...
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KR-1 - egg crate type, designed for installation in walls, ceilings or directly on the ducts, for air exhaust from the room, rectangular form, frame manufactured from powder coated galvanized steel and grid from aluminum, RAL9016 color, visible assembly through screws in holes in grille front frame
KR-1/75x225/W1 Installation hole dimensions 75x225 mm, effective area 0.013 m²
KR-1/75x225/W1
Installation hole dimensions 75x225 mm, effective area 0.013 m²
KR-1/75x325/W1 Installation hole dimensions 75x325 mm, effective area 0.018 m²
KR-1/75x325/W1
Installation hole dimensions 75x325 mm, effective area 0.018 m²
KR-1/75x425/W1 Installation hole dimensions 75x425 mm, effective area 0.024 m²
KR-1/75x425/W1
Installation hole dimensions 75x425 mm, effective area 0.024 m²
KR-1/75x525/W1 Installation hole dimensions 75x525 mm, effective area 0.030 m²
KR-1/75x525/W1
Installation hole dimensions 75x525 mm, effective area 0.030 m²
KR-1/75x625/W1 Installation hole dimensions 75x625 mm, effective area 0.036 m²
KR-1/75x625/W1
Installation hole dimensions 75x625 mm, effective area 0.036 m²
KR-1/125x225/W1 Installation hole dimensions 125x225 mm, effective area 0.022 m²
KR-1/125x225/W1
Installation hole dimensions 125x225 mm, effective area 0.022 m²
KR-1/125x325/W1 Installation hole dimensions 125x325 mm, effective area 0.033 m²
KR-1/125x325/W1
Installation hole dimensions 125x325 mm, effective area 0.033 m²
KR-1/125x425/W1 Installation hole dimensions 125x425 mm, effective area 0.043 m²
KR-1/125x425/W1
Installation hole dimensions 125x425 mm, effective area 0.043 m²
KR-1/125x525/W1 Installation hole dimensions 125x525 mm, effective area 0.053 m²
KR-1/125x525/W1
Installation hole dimensions 125x525 mm, effective area 0.053 m²
KR-1/125x625/W1 Installation hole dimensions 125x625 mm, effective area 0.064 m²
KR-1/125x625/W1
Installation hole dimensions 125x625 mm, effective area 0.064 m²
KR-1/225x225/W1 Installation hole dimensions 225x225 mm, effective area 0.041 m²
KR-1/225x225/W1
Installation hole dimensions 225x225 mm, effective area 0.041 m²
KR-1/225x325/W1 Installation hole dimensions 225x325 mm, effective area 0.061 m²
KR-1/225x325/W1
Installation hole dimensions 225x325 mm, effective area 0.061 m²
KR-1/225x425/W1 Installation hole dimensions 225x425 mm, effective area 0.080 m²
KR-1/225x425/W1
Installation hole dimensions 225x425 mm, effective area 0.080 m²
KR-1/225x525/W1 Installation hole dimensions 225x525 mm, effective area 0.099 m²
KR-1/225x525/W1
Installation hole dimensions 225x525 mm, effective area 0.099 m²
KR-1/225x625/W1 Installation hole dimensions 225x625 mm, effective area 0.118 m²
KR-1/225x625/W1
Installation hole dimensions 225x625 mm, effective area 0.118 m²
KR-1/325x225/W1 Installation hole dimensions 325x225 mm, effective area 0.061 m²
KR-1/325x225/W1
Installation hole dimensions 325x225 mm, effective area 0.061 m²
KR-1/325x325/W1 Installation hole dimensions 325x325 mm, effective area 0.087 m²
KR-1/325x325/W1
Installation hole dimensions 325x325 mm, effective area 0.087 m²
KR-1/325x425/W1 Installation hole dimensions 325x425 mm, effective area 0.117 m²
KR-1/325x425/W1
Installation hole dimensions 325x425 mm, effective area 0.117 m²
KR-1/325x525/W1 Installation hole dimensions 325x525 mm, effective area 0.145 m²
KR-1/325x525/W1
Installation hole dimensions 325x525 mm, effective area 0.145 m²
KR-1/325x625/W1 Installation hole dimensions 325x625 mm, effective area 0.173 m²
KR-1/325x625/W1
Installation hole dimensions 325x625 mm, effective area 0.173 m²
KR-1/425x225/W1 Installation hole dimensions 425x225 mm, effective area 0.080 m²
KR-1/425x225/W1
Installation hole dimensions 425x225 mm, effective area 0.080 m²
KR-1/425x325/W1 Installation hole dimensions 425x325 mm, effective area 0.117 m²
KR-1/425x325/W1
Installation hole dimensions 425x325 mm, effective area 0.117 m²
KR-1/425x425/W1 Installation hole dimensions 425x425 mm, effective area 0.154 m²
KR-1/425x425/W1
Installation hole dimensions 425x425 mm, effective area 0.154 m²
KR-1/425x525/W1 Installation hole dimensions 425x525 mm, effective area 0.191 m²
KR-1/425x525/W1
Installation hole dimensions 425x525 mm, effective area 0.191 m²
KR-1/425x625/W1 Installation hole dimensions 425x625 mm, effective area 0.228 m²
KR-1/425x625/W1
Installation hole dimensions 425x625 mm, effective area 0.228 m²
KR-1/525x225/W1 Installation hole dimensions 525x225 mm, effective area 0.099 m²
KR-1/525x225/W1
Installation hole dimensions 525x225 mm, effective area 0.099 m²
KR-1/525x325/W1 Installation hole dimensions 525x325 mm, effective area 0.145 m²
KR-1/525x325/W1
Installation hole dimensions 525x325 mm, effective area 0.145 m²
KR-1/525x425/W1 Installation hole dimensions 525x425 mm, effective area 0.191 m²
KR-1/525x425/W1
Installation hole dimensions 525x425 mm, effective area 0.191 m²
KR-1/525x525/W1 Installation hole dimensions 525x525 mm, effective area 0.237 m²
KR-1/525x525/W1
Installation hole dimensions 525x525 mm, effective area 0.237 m²
KR-1/525x625/W1 Installation hole dimensions 525x625 mm, effective area 0.283 m²
KR-1/525x625/W1
Installation hole dimensions 525x625 mm, effective area 0.283 m²
KR-1/625x225/W1 Installation hole dimensions 625x225 mm, effective area 0.118 m²
KR-1/625x225/W1
Installation hole dimensions 625x225 mm, effective area 0.118 m²
KR-1/625x325/W1 Installation hole dimensions 625x325 mm, effective area 0.173 m²
KR-1/625x325/W1
Installation hole dimensions 625x325 mm, effective area 0.173 m²
KR-1/625x425/W1 Installation hole dimensions 625x425 mm, effective area 0.228 m²
KR-1/625x425/W1
Installation hole dimensions 625x425 mm, effective area 0.228 m²
KR-1/625x525/W1 Installation hole dimensions 625x525 mm, effective area 0.283 m²
KR-1/625x525/W1
Installation hole dimensions 625x525 mm, effective area 0.283 m²
KR-1/625x625/W1 Installation hole dimensions 625x625 mm, effective area 0.338 m²
KR-1/625x625/W1
Installation hole dimensions 625x625 mm, effective area 0.338 m²

Egg crate grille are designed for gravity ventilation, low and medium pressure systems and air conditioning systems, mainly exhaust air. Designed for mounting on rectangular ventilation ducts, plenum boxes. Diffuser with a very large effective surface area to be used wherever necessary to ensure the comfort of a large air exchange. The air flow adjusted with a damper with counter running blades GP located directly behind the anemostat or single-leaf damper P on plenum box spigot.

Raster grille has Hygienic Certificate HK/K/0522/02/2016

Material and workmanship

Mesh grille KR-1K it’s made of aluminum, and the frame is made of galvanized sheet steel - all powder coated colour white RAL 9016. On customer request frame can by made from aluminum and powder coated to any color from the RAL palette. The frame is made with a standard 25mm eversion which allows screwing grille to the ceiling or walls.

KR-1 egg crate grille
Declarations of conformity 847 KB
Catalogue 176 KB
Hygienic certificate 1.1 MB