The suitable solution to meet every need.
From leak testing during building inspection, ongoing monitoring to sewer inspection and digital inventory: Flat roofs are our speciality and what we are passionate about. What can we do for you?
Find out more here. Or contact us to arrange a personal meeting.
Our services at a glance
Safely tested for leaks.
Whether you’re accepting, handing over or purchasing a building - the contract-neutral inspection of the waterproofing for damaged areas or defects gives you an objective status quo of every roof surface.
Leak detection at the highest level.
Thanks to our professional leak detection testing procedures, leaks can be located quickly and precisely in the event of damage, thus avoiding cost-intensive restructuring work.
We make your flat roof safe.
Your safety is close to our heart - with our individual roof safety concepts, you as the operator are always on the safe side.
Preserve building value in the long-term.
Roof maintenance contracts, inventories or cataloguing using drones - our individual roof services are tailored exactly to your needs.
Highest monitoring safety
Our innovative monitoring systems offer individual solutions for area-wide or selective monitoring of your flat roof, according to your needs.
Your digital flat roof can do more.
A leaking flat roof can be expensive. NIS makes leak testing and flat roof monitoring easier and more effective than ever before by using innovative R.O.S.I sensor technology.