GOK, GOK-N, GOK-PLUS-N + WO, WO-T Roofing fixing system

Pre-assembled telescopic fastening system for trapezoid sheet substrate, max thicknes of 0.90 mm

Features and benefits

  • Impact-resistant material used ensures constant mechanical properties over the lifetime of a roof. Also, retains its properties over a wide temperature range. 

  • The cone’s optimal shape facilitates speed and ease of installation through the thermal insulation.
  • Internal sleeve design allows pre-assembly with any Rawlplug roofing screw, shortening installation.

  • Hardened screw's thread surface. High quality anti-corrosion coating guarantees resistance of 15 Kesternich cycles.
  • The shape and type of screw's thread is designed specifically for connecting to metal sheets and wood. The drill point is designed to provide a fast and hassle-free installation. Sharp point of the drill prevents movement of the surface of the fixture

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    Product information

    Product Code

    Plastic sleeve

    Fixture

    Diameter

    Length

    Plate diameter

    Min. thickness

    Max. thickness

    d

    L

    D

    tfix

    [mm]

    GOK-015

    GOK-015-N

    GOK-PLUS-015-N

    15.5

    15

    50

    30

    280

    GOK-035

    GOK-035-N

    GOK-PLUS-035-N

    15.5

    35

    50

    50

    300

    GOK-065

    GOK-065-N

    GOK-PLUS-065-N

    15.5

    65

    50

    80

    330

    GOK-075

    GOK-075-N

    GOK-PLUS-075-N

    15.5

    75

    50

    90

    340

    GOK-085

    GOK-085-N

    GOK-PLUS-085-N

    15.5

    85

    50

    100

    350

    GOK-095

    GOK-095-N

    GOK-PLUS-095-N

    15.5

    95

    50

    110

    360

    GOK-105

    GOK-105-N

    GOK-PLUS-105-N

    15.5

    105

    50

    120

    370

    GOK-125

    GOK-125-N

    GOK-PLUS-125-N

    15.5

    125

    50

    140

    390

    GOK-135

    GOK-135-N

    GOK-PLUS-135-N

    15.5

    135

    50

    150

    400

    GOK-165

    GOK-165-N

    GOK-PLUS-165-N

    15.5

    165

    50

    180

    430

    GOK-185

    GOK-185-N

    GOK-PLUS-185-N

    15.5

    185

    50

    200

    450

    GOK-225

    GOK-225-N

    GOK-PLUS-225-N

    15.5

    225

    50

    240

    490

    GOK-255

    GOK-255-N

    GOK-PLUS-255-N

    15.5

    255

    50

    270

    520

    GOK-285

    GOK-285-N

    GOK-PLUS-285-N

    15.5

    285

    50

    300

    550

    GOK-325

    GOK-325-N

    GOK-PLUS-325-N

    15.5

    325

    50

    340

    590

    GOK-385

    GOK-385-N

    GOK-PLUS-385-N

    15.5

    385

    50

    400

    650

    GOK-425

    GOK-425-N

    GOK-PLUS-425-N

    15.5

    425

    50

    440

    690

    GOK-525-N

    GOK-PLUS-525-N

    15.5

    525

    50

    540

    790

    GOK-625-N

    GOK-PLUS-625-N

    15.5

    625

    50

    640

    890

    GOK-725-N

    GOK-PLUS-725-N

    15.5

    725

    50

    740

    990

    Product Code

    Screw

    Diameter

    Length

    d

    L

    [mm]

    WO-48060

    WO-48T060

    WO-48T060

    4.84.8

    6060

    WO-48080

    WO-48T080

    WO-48T080

    4.84.8

    8080

    WO-48100

    WO-48T100

    WO-48T100

    4.84.8

    100100

    WO-48120

    WO-48T120

    WO-48T120

    4.84.8

    120120

    WO-48140

    WO-48T140

    WO-48T140

    4.84.8

    140140

    WO-48160

    WO-48T160

    4.84.8

    160160

    WO-48180

    WO-48T180

    4.84.8

    180180

    WO-48200

    WO-48T200

    4.84.8

    200200

    WO-48240

    WO-48T240

    4.84.8

    240240

    WO-48300

    WO-48T300

    4.84.8

    300300

    Base material

    • Metal Sheet & Profiles

      Metal Sheet & Profiles

    • Timber

      Timber

    • Chipboard

      Chipboard

    Applications

    • Insulation layers to flat roofs to substrate: steel, timber

    Installation guide

    Installation guide
    Installation guide
    Installation guide
    1. Lightly insert plastic sleeve into insulation material
    2. Using drilling machine, drive the WO screw into substrate until fixing depth is reached

    Installation data

    Substrate

    Steel

    Timber, grade C24

    Chipboard OSB

    Screw diameter

    d

    [mm]

    4.8

    4.8

    4.8

    Hole diameter in substrate

    d0

    [mm]

    -

    -

    -

    Min. hole depth in substrate

    h0

    [mm]

    -

    -

    -

    Min. installation depth

    hnom

    [mm]

    -

    24

    18

    Min. substrate thickness

    hmin

    [mm]

    0.5

    24

    18

    Min. spacing

    smin

    [mm]

    120

    120

    120

    Min. edge distance

    cmin

    [mm]

    30

    30

    30

    Downloads

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