FAQs: Flat roofs

K2 mounting systems for flat roofs are suitable for many surfaces such as concrete, bitumen, foil, green roofs, gravel or even trapezoidal sheet metal. Both single-sided and double-sided elevations are possible. The elevation angles range from 0 - 45°.

What are you looking for?

General

  • Which system do I use for which covering?

  • Single-sided elevation S-Dome or double-sided elevation D-Dome?

  • How are the modules cleaned when using the roof-parallel Dome Zero system?

Ballast

  • What is the surface load of the mounting system on the flat roof?

  • Is a combination of ballasting and fixed connection possible?

  • How many kilograms is a flat roof system weighted with or how much ballast do I need?

  • Can I switch off the anchor option for ballasting?

Coefficient of friction

  • What about the compatibility of Mat S for flat roof systems?

Distances

  • Edge distance on a flat roof: How do I make the best possible use of the roof area?

Lightning protection

  • How often and at which points must the mounting system be connected to the external lightning protection system if it is to be integrated?

  • When must the mounting system be capable of carrying lightning currents?

Fall protection

  • When do I need anti-slip protection?