 Glazed type Roof Access Hatches are available as single leaf, double leaf or multi leaf doors.
Designed with weatherproofing in mind comprising a double skinned insulated aluminium lid construction filled with CFC and HCFC free insulation with a U-Value of 0.78 W/m2k to BS3958: Part 5: 1986. This offers a high level of thermal insulation against condensation and heat loss together with excellent sound absorption properties.
The 28.4mm sealed glazed unit will comprise Pilkington Insulight Therm comprising 6mm optifloat clear T annealed, 16mm cavity, 6.4mm Pilkington optilam K glass laminated
Roof hatches have a 200mm upstand as standard but ANY SIZE can be manufactured upon request
Hatches are fitted with gas spring assisted opening, together with a safety hold open stay which helps to prevent against accidental closure. Heavy duty aluminium hinges are fitted as standard to support the lid.
The lid features an integral wrap over edge and neoprene seal ensuring full weather protection.
A stainless steel cab lock is used to hold the lid closed which can be opened from the inside only (other locking options are available).
GWP (Global Warming Potential) of 3 ODP (Ozone Depletion Potential) of 0
Please note we recommend all glazed hatches to be installed on a 5° pitch to stop water ponding |
| Illustration |
Locking Option |
Description |
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L1 |
Standard Cablock - Internal Opening Only |
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L2 |
Standard Cablock with Internal Hasp & Staple - Internal opening only to provide increased security |
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L3 |
Standard Cablock & Tee Key - Internal & External Opening |
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L4 |
Standard Cablock & Non Locking External Handle - Internal & External Opening |
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L5 |
Standard Cablock & Lockable External Handle - Internal & External Opening.
NB: Internal opening only possible when external handle is unlocked. |
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L6 |
European Deadlock - Internal thumb turn opening & External key opening
NB: This locking option also requires L4 locking for external operation |
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L7 |
European Deadlock - Internal & External Opening both used with one key.
NB: This locking option also requires L4 locking for external operation |
Access Hatches can be manufactured with clear, opaque & smoke glass
Self cleaning & walk on glass options are available |
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M & M Access Ltd now manufacturing glazed upstands
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Glazed access hatches can be electric actuator operated for use with push buttons, fire alarms & key switches
Glazed Electrically operated access hatches/smoke vents can have pressure sensitive edges incase on accidental closure
M & M Access Ltd can also manufacture vertically operated access hatches
All glazed electrically operated roof hatches are now available using solar technology
A 12V solar panel is fitted either onto or near the roof access hatch, harnessing solar energy to charge the batteries and allowing the hatch to automatically open and close using a completely wireless system.
This can be operated by either a wireless switch or remote control.
The batteries are fitted with a conditioned monitoring feature which sounds an alarm if they are running low or indicate a fault.
Options for linking up to the Fire Alarm Systems or Building Management Systems are available
Multiple roof hatches can be operated by one solar panel.
Call our sales team today for more information
All Roof Access Hatches can have many optional extras
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Polyester powder coated to any standard stock RAL colour |
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Access Hatches are designed to offer a high level of thermal insulation against heat loss & condensation. U-Values of 0.78 or 0.43W/m²K are available. |
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Curb Liner - To ease installation |
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Expanded Mesh Curb Liner - Expanded mesh around the curb liner to aid adhesion for asphalt. |
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Hatches have a 200mm upstand as standard
We can manufacture hatches to have a smaller or larger upstand where required |
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Hatches can be single, double or multi leaf units |
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Options for handrails & lockable gates are available |
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Retractable Handholds
Handholds can be fitted internally or permanently fixed externally |
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Safety Grid / Ladder Extension – Perfect to assist you out of the Roofdor access hatches & also acts as a barrier when folded down |
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All hatches can be manufactured with a run off skirt where required |
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Special Dual Powder Coating Available |
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All hatches are now available with a BioCote finish. BioCote is a specially formulated powder coating |
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