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Square steel safety grille

GP440T

Square steel safety grille

The square and firm grille type GP440T is used for the supply and the exhaust of air in prison cells and detention facilities.

The grille has rounded to avoid unintended injuries.

The fixation is especially designed to make removal from the inside of the cell impossible.

The locking is secured at the back side of the wall by means of a mounting brackets.

Execution in steel, standard finish painted white (RAL9010).

  • Ceiling

    Ceiling

  • Wall

    Wall

  • 1 way throw

    1 way throw

  • Rectangular execution

    Rectangular execution

  • Safety

    Safety

Select a product based on standard values

Lw
Code Type Size 25 dB(A) 30 dB(A) 35 dB(A)
GP440T 1 way, Supply 200x100 mm 54 m3/h 69 m3/h 87 m3/h
GP440T 1 way, Supply 150x150 mm 91 m3/h 114 m3/h 143 m3/h
GP440T 1 way, Supply 200x150 mm 135 m3/h 168 m3/h 208 m3/h
GP440T 1 way, Supply 250x200 mm 229 m3/h 285 m3/h 355 m3/h
GP440T 1 way, Supply 250x250 mm 226 m3/h 277 m3/h 339 m3/h
GP440T 1 way, Supply 300x300 mm 316 m3/h 393 m3/h 489 m3/h
GP440T 1 way, Supply 450x450 mm 483 m3/h 584 m3/h 706 m3/h
GP440T - 200x100 mm 95 m3/h 112 m3/h 133 m3/h
GP440T - 150x150 mm 114 m3/h 140 m3/h 172 m3/h
GP440T - 200x150 mm 180 m3/h 215 m3/h 256 m3/h
GP440T - 250x200 mm 264 m3/h 317 m3/h 380 m3/h
GP440T - 250x250 mm 279 m3/h 334 m3/h 400 m3/h
GP440T - 300x300 mm 369 m3/h 450 m3/h 549 m3/h
GP440T - 450x450 mm 539 m3/h 656 m3/h 799 m3/h

or

Select a product that fits your project