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SkySeal Manual Opening Roof Light with Kerb

£297.20 £247.67
In stock
2x Vents
4x Vents
Made to Order

SkySeal Manual Opening Roof Light

Offering excellent value without compromising on build quality the SkySeal opening Dome is our best priced Polycarbonate roof light. Available in set sizes this is the ideal choice if you are looking to replace an existing Dome skylight in a residential or commercial environment

Manual Opening Wormgear 

A telescopic winding mechanism is mounted internally to a 40mm high UPVC lifting frame which is fitted with galvanised steel reinforcement bars. This mechanism allows the user to remain at ground level and operate the unit with a winding rod.

Wormgear rooflights offer a higher level of ventilation and can be opened up to approximately 300mm.

Manufactured in accordance with harmonised European Standard BS EN 1873:2005 all Smartdome rooflights carry the CE mark and comply with L1 and L2 of the Building Regulations. 

Skyseal opening Dome
Skyseal kerb

Advanced Kerb 

Our 168mm Advanced kerb offers a ribbed texture  to the upper section of the external wall for improved adhesion to a variety of waterproofing systems,

Produced using ‘state of the art’ CNC manufacturing process, This guarantees accuracy and consistency of each unit produced.

Designed to be installed at the finished roof level it is therefore the ideal choice for retro fitting to an existing flat roof. 

Optional Extras 

The SkySeal Fixed Dome is available in both double and triple skin for better thermal efficiency.

You also have Three tint options including Clear, Texteured and  Opal 

Hit and Miss Tickle Vents can also be added for improved air circulation. 

Skyseal dome advanced

Technical Details
More Information
SKU sl-skyseal-dome-opening
Weight No
Stock Type Made to Order
Frame Material Upvc
Frame Colour White
Thermally Broken Frame No
Overall U-Value 1.8W/m2K, 2.7W/m2K
Brand Name Skyseal
Skylight Type Manual Opening
Skylight Style Dome
Kerb Options Standard Kerb (150mm), Tall Kerb (350mm)
Trickle Vents Optional Vents, No Vent Options
Glazing Material Polycarbonate
Glazing Tint Clear, Opal, Textured
Glass Thickess No
Glass U-Value No
Warranty 10 yrs
Delivery Lead Time No
Questions & Answers (10)
Customer Questions
How do I measure and Choose the Correct size SkySeal Domed Roof light

The stated sizes represent the roof opening size. For an ideal fit please ensure the opening in your roof is the same size as the selected dome rooflight. (see diagram for further clarification)

SkySeal Dome Measure guide

How do I Install my SkySeal domed Roof light?

SkySeal dome rooflights  are easy to install. First the kerb is screwed down to the deck using suitable fixings. Once the kerb has been weathered you can continue to attach the dome using the provided self-sealing screws. You can find a downloadable guide under the Technicle Details tab.

Does the SkySeal Dome Roof light comply with building regs?

The SkySeal domed roof light is available in single, double and triple skin. To Comply with Part L Building regulation a triple skin roof light must be used.

Will a Polycarbonate Dome roof light make my room cold?

Polycarbonate Dome roof lights are available in Single, Double and Triple skin. To reduce heat loss, we recommend that a triple skin dome be used. This has a u value of 1.8 W/m2K and complies to building regulations.

Are Skyseal Domed Roof lights available in bespoke size?

The Skyseal Domed Roof lights are only available in set sizes. If you require something a bit more tailored, we recommend upgrading to a Atlas Bespoke Flat Glass Skylight.

Do SkySeal Domed Roof Lights come with a warranty?

Yes, all Skyseal are issued with a 10Yr manufactures warranty.

What is the Difference between single, double and triple skin?

Single, Double and Triple skin refers to the number of layers used when forming a dome skylight. A triple skin dome will comply to building regs and because it has a higher U value, It will keep your home warmer.

U-values for each are listed below:

Single    - 5.5 W/m2K

Double   - 2.7 W/m2K

Triple     - 1.8 W/m2K

Does the SkySeal domed roof light come with any opening options?

Both Manual Opening and Access Hatch options are available in the SkySeal range. Please see our full range for these options

What dome finish options are there?

Our Dome roof lights are available in three different finishes.

Clear:       For maximum daylight.

Textured: For better privacy and good daylight.

Opal:        For maximum privacy but with reduced daylight.

Do I need Trickle Vents for my roof light?

Vents are an excellent way to reduce condensation occurring on the inside of your dome. For high moisture areas such as bathrooms and kitchens we highly recommend the addition of Trickle vents.