(Underwater swimming
pool repairs)

Mauerwerk aller Art, Neu-und Reparaturarbeiten

(Masonry of all kinds, new and repair work)

Harsa Baustoffe, Berlin-Spandau

We work with ARDEX, wedi and Schlüter products


Our range of services

Our services include the following

  • Maintenance or repair of masonry, ceramic tile and concrete work.
  • New masonry and ceramic tile work.
  • Underwater work in swimming pools.
  • Underwater Damage Photograghy.


  • Benefits & Advantages
               You do not need to Drain and refill water
               from the pool.
               You have no loss of customers.
               You save on the costly refill and the chemicals
                for balancing the water.

Diving license (45m depth)           
The equipment we naturally bring with us
and have several years of diving experience.

We are also qualified NITROX.

                        Tile removel with the aid of compressed air

                     Changing out Mosaic with hammer and chisel.