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SRHP25 Roof Access Hatch


The SRHP25 is a high-quality premium, thermally broken roof access hatch at a low cost. Offering an unprecedented full 25mm thermally broken composite lid and upstand. With 25mm insulation. Secure Hold arm with smooth manual closing using grip handle to prevent accidental closure. Comes as standard with a curb liner, 300mm upstand, Internal slam action cablock. Gas spring assisted opening. The hatch is manufactured from aluminium and can be powder coated single or twin colour. Otherwise sold as standard in mill finish aluminium. Mineral wool insulation available on a increased lead time.

Our roof access hatch is leading the way with an entirely unique design, 25mm full thermal breaks offer enhanced thermal performance alongside 25mm insulation. The standard height 300mm upstand is also filled with 25mm insulation offering a U-value of 0.78 W/m²K.

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    Please allow 7 - 14 days for Polyester Powder Coating.

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    Internal RAL

    More RAL Colours are available upon request.

    External RAL

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    Single RAL Colour

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SKU: SRHP25 Categories: ,


A range of thermally broken aluminium roof access hatches. These covers feature an unprecedented FULL 25mm thermal break and a 25mm Polyisocyanurate insulation to the composite lid and upstand. The hatch also incorporates a secure Stay Hold open arm with smooth manual closing using grip handle to prevent against accidental closure. The 300mm upstand comes with an external curb liner for easy site installation eliminating the need to flash up against exposed insulation blocks found at a similar price point. Locking Mechanism L01 Internal Slam Action Cablock. A double EPDM bubble & blade seal for a weathertight seal. The 25mm polyisocyanurate insulation in the lid and upstand offers CFC & HCFC free insulation with an ODP and a GWP rating of zero, with a U-value of 0.78 W/m2K. This roof access hatch is sold as standard with curb liner, 300mm upstand. The hatch is manufactured from aluminium and can be powder coated in single or dual colour. Inside and outside. Otherwise sold as aluminium mill finish.


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  • Manufactured in Aluminium
  • Slam Action Cablock
  • Thermally Broken
  • Gas Spring Opening
  • 300mm Upstand
  • Curb Liner as standard
  • Continuous Hinge


  • Insulated to a U Value 0.78 W/m²K
  • 25mm CFC and HCFC Free Polyisocyanurate Insulation
  • ODP and a GWP rating of zero
  • EPDM Bubble Seal


  • 600 x 600
  • 750 x 750
  • 750 x 900
  • 900 x 900
  • 1000 x 1000


Structural Opening
Overall Size
Inc. Fixing Flange
Weight (kg)Price
600 x 600734 x 73426£650.00
750 x 750884 x 88433£750.00
750 x 900884 x 103436£720.00
900 x 9001034 x 103440£750.00
1000 x 10001134 x 113445£950.00


  • Material: Cover and frame 2mm aluminium with 25mm thermal break to prevent heat transfer between interior and exterior
  • Cover: 25mm (1”) fully insulated kerb and lid, corner welded and reinforced.
  • Curb: 300mm (12”) in height with external curb liner, 25mm thermal break and 25mm insulation to 0.78 W/m²K U-value.
    Alternative mineral wool 25mm thick insulation (1.14 W/m²K). 70mm Mounting flange for site installation onto roof deck.
  • Seal: Unbroken double bubble & blade seal to lid
  • Operation: Gas spring assisted manual opening, designed to be opened smoothly and easily with secure stay hold-open arm.
  • Hinges: Heavy duty continuous hinge
  • Locking: Internal slam action cablock.
  • Finish: Mill finish aluminium, single or two colour powder coating optional.

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Additional information


600 x 600, 750 x 750, 750 x 900, 900 x 900, 1000 x 1000


25mm Polyisocyanurate 0.78 W/m²K Insulation, 25mm Non-Combustible Mineral Wool Insulation (1.14 W/m²K)