Square safety grille

GP440T

Square safety grille

The square safety grille GP440T is suitable for the air supply and exhaust of prison cells and detention facilities. Grille mounting occurs at the back of the wall. The steel grille is powder coated and provided with soft finishes to ensure the safety of the inmate and staff.

  • Suitable for wall thicknesses up to 175 mm
  • Safety of inmates and staff
  • Available as powder coated steel, galvanised steel and stainless steel
  • Ceiling

    Ceiling

  • Wall

    Wall

  • 1 way throw

    1 way throw

  • Rectangular execution

    Rectangular execution

Select a product based on standard values

Lw
Code Type Size 25 dB(A) 30 dB(A) 35 dB(A)
GP440T Supply, 1 way 200x100 mm 55 m3/h 70 m3/h 88 m3/h
GP440T Supply, 1 way 150x150 mm 91 m3/h 114 m3/h 143 m3/h
GP440T Supply, 1 way 200x150 mm 135 m3/h 168 m3/h 208 m3/h
GP440T Supply, 1 way 250x200 mm 229 m3/h 285 m3/h 355 m3/h
GP440T Supply, 1 way 250x250 mm 226 m3/h 277 m3/h 339 m3/h
GP440T Supply, 1 way 300x300 mm 317 m3/h 394 m3/h 490 m3/h
GP440T Supply, 1 way 450x450 mm 484 m3/h 585 m3/h 707 m3/h
GP440T Exhaust 200x100 mm 95 m3/h 112 m3/h 133 m3/h
GP440T Exhaust 150x150 mm 115 m3/h 141 m3/h 173 m3/h
GP440T Exhaust 200x150 mm 181 m3/h 216 m3/h 257 m3/h
GP440T Exhaust 250x200 mm 265 m3/h 318 m3/h 381 m3/h
GP440T Exhaust 250x250 mm 280 m3/h 335 m3/h 401 m3/h
GP440T Exhaust 300x300 mm 370 m3/h 451 m3/h 550 m3/h
GP440T Exhaust 450x450 mm 333 m3/h 462 m3/h 641 m3/h

or

Select a product that fits your project