Sunlux LTD Frequently asked questions page

Fitting instructions can be found on the product page under the "download" section. Some of the products have also video installation available.

Unfortunately we don’t offer any installation service we only supply roof windows/loft ladders.

Yes you can. We are open from Monday to Friday 9am-5pm. We are based in Erith DA8 1QL Unit C9 Europa Trading Estate.

Orders are processed on working days. Cut-off time for the same working day dispatch is midday.

Goods are delivered by the courier companies. Delivery time slot is 8am – 6pm.

Please note that it can take up to 8 hours after collection before you can start tracking your shipment.If you experience difficulties with tracking your delivery please contact us and we will try to help.

We would strongly advise to not arrange installation until all goods are delivered and checked against damage. As much as we are trying to protect all the items during transit we can not take responsibility for the goods mishandled by the courier companies and delivered damaged.

If the damage is noted please do not install it and report this issue to us immediately

Unfortunately we don’t do blinds for skylights as they are made for uninhabited loft spaces.

Window opening is big enough to allow you for easy access to the roof for maintenance

Skylights come with two years manufacture guarantee.

Yes, some brands have paper instructions inside the box, some have instructions printed at the back of the box.

Yes , this skylights will be perfect

Skylights for unheated and uninhabited spaces ( Velux VLT or GVK , Fenstro, Optilook, Fakro WGI ) come with an integrated flashing kit. All these types of skylights are equipped with a tile flashing kit as it's the most universal flashing kit and it will allow installation on various roofing materials.

Due to the low thermal insulation these type of skylights are designed solely for uninhabited spaces with the interior temperature similar to the outdoor temperature.

Sunlux windows are not as well known brands on the market as for example Velux brand, but their windows are also very good quality and do the same job. Windows are also covered by a 10 years warranty for the window and 5 years for the glazing unit.

Yes, Flashings are an essential part of fitting roof windows with different roofing materials. They are designed to make a secure connection between windows and the roof against any weather conditions (rain, wind or snow). Proper type of the flashing, adjusted to the roofing material, guarantees a tight fitting. PLEASE NOTE: Optilight brand flashing kit contains some external elements of the window which are must to fit the window.

PVC windows do not require any maintenance in the future, modern white internal finish can easily match with any interior. PVC windows are especially recommended for bathrooms and other high humidity rooms.

No, they are not. Sunlux blinds are designed only for Sunlux PVC and pine frame windows.

No, they are not compatible. There are only for Sunlux windows.

Dimensions for all pitch roof windows given are the overall size of the window ( external frame size). These dimensions are not the glass size or opening size needed for installation.

Techncial specification is similar on both products. The main difference is that the Sunlux PVC come with a Neo-Vent ( trickle vent ) and the opening handle on Sunlux PVC windows is equipped with a lock and key.

No, the opening for installation of the pitch roof windows have to be slightly bigger than the overall size of the window. It will vary depending on the window brand. All information in regards to opening needed for installation can be found in the fitting manual available on each window product page on our website in the Download section.

It depends of your manual skills and tools available, however we always recommend two person to fit it. Fitting instruction can be downloaded from our website before purchase. Video installation also available. 

Opening size for installation depends on the size of the ladder. On each loft ladder product page on our website you can find information about the frame/ box size and recommended opening needed for installation. Please refer to the product description.

Please refer to the fitting manual, it can be found on each product page in the Download section.

Opening rod for Optistep and Fakro loft ladders is inserted into one of the side springs and it would have to be removed before installation.

These Sunlux flat glass roof lights can be installed on roof pitch as low as 2 and up to 15 degrees.

No, they are not. It depends on the type of the flat glass rooflights.

Walk on roof windows are specifically designed rooflights and they have the capacity to withstand a uniformly distributed load

No. These windows come fully assembled, ready for installation. It will not be possible to separate the opening sash ( glass unit ) from the upstand. These windows would have to be carried as they are delivered.

The weight of each flat glass roof light can be found under product specification on the product page on our website.

Windows would have to be taken from the pallet and stored in a flat position. There are stickers on the box showing way up position of the roof light. Windows would have to be stored inside, in a dry environment.

He can use different screws as long as they are in the sizes recommended and specified by the manufacturer. Using longer, bigger screws can cause damage to the window upstand or glass unit.

The profiles of the windows (upstand) are made of PVC which not required special maintanence. To keep flat glass windows in good condition you will need to ensure they are checked on regularly and cleaned with care. Do not use any abrasive cleaning products. These types of windows can be cleaned with soapy water or glass cleaning products.