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Application

Designed for occasional access on to a roof space for inspection of the roof or the facilities located on the roof.

Description

Polycarbonate access hatch.

Features and benefits:

  • Can be used as an emergency exit if required.
  • Operation is via a manual spindle; winding rod included.
  • Uses gas assisted struts.
  • High quality.
  • Available in a variety of shapes and sizes to accommodate for all flat roofing types.
  • The upstand is compatible with most flat roof membrane systems including single ply, glass reinforced plastic (GRP), hot melt, asphalt, liquid and lead.
  • Opens at an angle of 85°.
  • Good waterproofing properties - water penetration is virtually impossible.
  • Ten-year inclusive warranty.

Applications:

Designed for occasional access on to a roof space for inspection of the roof or the facilities located on the roof.

General information
Size

750 x 900 mm

800 x 800 mm

900 x 900 mm

900 x 1200 mm

1000 x 1000 mm

1000 x 1500 mm

1100 x 1100 mm

1200 x 1200 mm

Uniclass 2015 Roof hatches (Pr_30_59_36_74)
Specification data
Product Reference

Coxdome Opening Access Hatch

Size

750 x 900 mm

800 x 800 mm

900 x 900 mm

900 x 1200 mm

1000 x 1000 mm

1000 x 1500 mm

1100 x 1100 mm

1200 x 1200 mm

Polycarbonate -
Type

Double skin

Triple skin

Shape

Dome

Standard.

Pyramid

Glazing colour

Clear

High visibility, with maximum light transmission.

Diffused

Standard product features

Upstand:

  • Type: 150 mm, SF15 splayed.
  • Material: Extruded polyvinyl chloride, unplasticized (PVC-U).
  • Thermal efficiency (U-value): 1.8 W/m²K.
  • Finish: White.

Fire performance (to EN 13501-1: 2007):

  • Polycarbonate: B-s1-d0.
  • Upstand: D-s3-d1.

Impact resistance:

>200 N/mm².

Product Options

Polycarbonate:

- Light transmission:

  • Double skin: Clear: 77%; diffused: 77%.
  • Triple skin: Clear: 71%; diffused: 71%.

- Thermal efficiency (U-value):

  • Double skin: 2.6 W/m²K.
  • Triple skin: 1.7 W/m²K.

- G-value:

  • Double skin: 67%.
  • Triple skin: 57%.

- Sound reduction:

  • Double skin: 20 dB.
  • Triple skin: 22 dB.

Size:

Some sizes are not compatible with the pyramid shape; consult manufacturer for details.

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