Installation products
By choosing FAKRO installation accessories, you are choosing more than just additional products – you are choosing a comprehensive solution for your home. Every element, from flashings to specialised underlays and membranes, is designed to ensure maximum functionality and durability of your roof windows. With us, your home becomes a place where comfort meets modernity, and every solution is aimed at improving your quality of life.
With FAKRO accessories, such as mounting systems and chimney flashings, you can be sure that every detail of your home has been meticulously crafted. This not only guarantees long-term use and protection against changing weather conditions, but also allows you to enjoy aesthetically designed and well-lit interiors. Our products combine advanced technology with elegant design, making them suitable for any style – from classic to modern.
By investing in FAKRO installation accessories, you are choosing not only convenience and functionality, but also unique style and aesthetics that will help you create interiors that meet all your expectations. It is a solution that combines practicality with beauty, allowing you to enjoy the highest level of comfort in your home.

in Installation products
Installation products for roof and flat roof windows
Durability and resistance to weather conditions
Installation products play a key role in the proper operation and durability of roof windows. They are responsible for the tightness, stability and maintenance of the insulation parameters of the structure over many years. Accessories such as installation bases, membranes, underlays and tapes form a coherent system that combines moisture protection, energy efficiency and aesthetic finish. Thanks to them, each roof window becomes not only an element that illuminates the interior, but also a part of the building structure that has a real impact on the comfort and safety of its residents.
Insulation and energy efficiency
One of the main tasks of installation products is to ensure high thermal insulation. Insulation kits and vapour barrier underlays reduce the formation of thermal bridges, which could lead to energy losses. In practice, this means lower heating requirements in winter and better protection of rooms against overheating in summer. Technical parameters such as low thermal conductivity λ and an appropriate Sd level in the underlay ensure that the insulation works in accordance with the requirements of modern energy-efficient construction. As a result, the building consumes less energy and the user can count on a stable, comfortable indoor climate throughout the year.
Protection against moisture and weather conditions
Installation products provide effective protection against water and moisture, which are the main threats to thermal insulation. Roofing membranes and underlays with water resistance class W1 create a barrier that prevents precipitation or wind-driven rain from penetrating the structure. At the same time, their vapour permeability allows water vapour to escape freely from the insulation, which prevents moisture build-up and maintains the full efficiency of the insulation material. Sealing tapes additionally protect critical installation areas, such as around windows, light tunnels and chimneys, eliminating the risk of leaks. The products are resistant to a wide range of temperatures from –40°C to +120°C, as well as to UV radiation, which means that they retain their properties even in extreme weather conditions.
Aesthetics and ease of use
In addition to their technical functions, installation accessories also improve the appearance of the interior and facilitate everyday window use. Internal window lining, covers and trims allow for an aesthetic finish around the window, while ensuring proper air circulation and adequate lighting in the room. Thanks to the use of lightweight, durable materials, installation is quick and efficient, without the need for complicated additional work. The products are designed to easily adapt to different types of roofs and windows, so that every user can count on a functional and elegant solution tailored to their needs.
Complete protection system
The greatest value of installation products is that they function as a complete system. Bases that lift and stabilise windows in flat roofs, membranes and underlays that protect insulation, and sealing tapes that secure structural details – all these elements work together to create a coherent solution. This approach not only guarantees tightness and energy efficiency, but also the long-term durability of the entire roof structure. Users can be sure that their homes are prepared for any weather conditions and that the interiors remain warm, dry and comfortable regardless of the season.


