SRHP/S20 Superior Roof Hatch

Surespan SRHP/S20 (previously SRH/TB30) superior insulated premium roof hatches are manufactured in aluminium. Featuring thermally broken sections and an insulation which offers an outstanding U-value of 0.20 W/m²K.

The gas spring assisted opening lid is supported by heavy-duty aluminium hinges and features an integral ‘wrap over’ edge, incorporating double unbroken EPDM seals. The upstand has a purpose made flashing to accept the roof felt to make it weatherproof.

These roof hatches can be used in a variety of applications from Cold store storerooms to particularly harsh conditions. While the stainless steel option can further enhance the overall life span in high humidity environments with it’s corrosion resistant properties.

The thermally broken sections coupled with the superior insulation ensure condensation is not a problem.

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Whatever type, shape or size of product you require, please feel free to send us your exact requirements or call us on +44 (0)1922 711185.

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+44 (0)1922 711185


  • Custom made to any size
  • Thermally broken sections
  • Insulation U-Value 0.20 W/m2K
  • 385mm Insulated Upstand
  • Internal Slam action Cablock

Standard Sizes

Structural OpeningWeight
600 x 60040kg
750 x 75043kg
750 x 90052kg
900 x 90054kg
1000 x 100058kg
1500 x 100065kg
1200 x 120080kg
2500 x 750135kg
3300 x 750160kg

Contact us

Monday - Thursday 8:30 AM - 5:00PM
Friday 8:30AM - 4:30PM
Saturday - Sunday Closed

Extended Skirt

SRH Roof Hatches can be manufactured with an extended skirt liner. The extended skirt liner can be used on any type of roof and can be provided as a completely assembled unit. This unit comprises of an SRH roof hatch, extended skirt liner, wall mounted rung, vertical fixed ladder and a ZIP retractable ladder.

For metal deck roof applications the extended skirt liner gives an attractive look to unsightly metal edging. In general circumstances it gives a lining to the inside of the aperture.

The JAKDOR ceiling access door is to be fitted once the unit has been fully installed.

The extended skirt liner can be manufactured to your exact requirements. No shape or size has its restrictions.

Standard Application

Extended Roof Hatch

Metal Deck Roof Application

Metal Deck Roof Applications
Control Options

Gas Spring Operation

Fitted as Standard
Concealed gas spring

Standard roof hatch comes complete with gas spring assisted opening to ensure minimum amount of effort to open the double skinned aluminium lid.

The lid will have the provision to lock in the open position with a safety hold open stay to prevent against accidental closure.

Electric Operation


Can be supplied with associated control panels & accessories.

Additional Electric Features

Electric control unit

Electrical Control Unit.

Push button for domestic use.

Key switch for domestic use.

Push button for industrial use.

Key switch for industrial use.

Locking Options
Internal Cablock Locking Option


Standard internal slam action cablock.

The lid is held shut by a heavy duty grade 316 stainless steel Cablock.

Locking Hasp Staple


Cablock with internal hasp and staple.

External Handle with padlock


Padlockable external handle and cablock.

Deadlock with external key


European deadlock with internal thumb turn and external key.

Deadock with internal and external key


European deadlock with internal and external key.

Upstand Options

385mm upstand

The SRHP/S20 requires an upstand of 385mm.

Rain skirt

Rain Skirt

Standard rain skirt.

Pitched roof

Extended skirt for pitched roof

Pitched roof

Pitched roof curb liner.

Roof hatch handrail

Complete Sureguard Handrail

Roof Hatch folding post

Retractable Handhold

Hand Hold on Roof Hatch

Fixed Handhold

Roof Hatch safety grid retractable

Retractable safety grid.

Foldable hand hold

Single Post Retractable Hand Hold

Retractable ZIP ladder.

Retractable ZIP ladder.

Caged ladder

Standard ladder with cage.

Standard Ships Ladder

Standard ship ladder.

Extended skirt.

Extended skirt.

Extended skirt - angled.

Extended skirt – angled.

Louvered upstand

Louvred upstand.

Optional Features
Powder coated roof hatch

External powder coating to any RAL colour.

140 Automatic Opening Vent

Internal powder coating to any RAL colour.

Rain sensor

Rain sensor activated by rainfall.

Wind sensor

Wind sensor activated by wind.

Fire rated

Up to 1.5 hours fire resistance (integrity).

Acoustic rating

Sound reduction of 45db Rw.

Concealed gas spring

Concealed gas spring.

Stainless steel

Stainless steel access hatch.

Walk on glass

Rigid walk-on cover.

Extended skirt for pitched roof

With an extended skirt.

Roof inline roof hatch

Aligned with roof line.

Single Leaf Roof Hatch with ladders

SRH Roof Hatch with SLC/RH Vertical Fixed Ladder with Retractable Handhold.

SRH Roof Hatch with Zip Retractable Ladder with Extended Skirt Liner and Ceiling Drop Down Door.

SRH Roof Hatch with Ships Ladder.

See SHP Ships Ladders for Further Details

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