Old box sash windows are usually far too good a piece of craftsmanship to replace, but in winter the draught comes through every joint. At this property in Berlin-Zehlendorf we retrofitted seals to around 15 window sashes: a groove is routed into the rebate of each sash with a router, and a silicone tubular seal […]
Tag: Refurbishment
Crumbling clinker brick step rebuilt
On this outdoor staircase one step had crumbled away completely: the clinker bricks were lying loose and the mortar beneath had turned to soil. At this property in Berlin-Zehlendorf we took the step apart entirely, cleaned the old bricks of mortar and cleaned the base down to the solid core. So that the new mortar […]
Box windows reglazed – three examples in 4 mm float glass
In old box sash windows the original panes are often only 2–3 mm thin, and at some point the first one cracks. At this property in Berlin-Zehlendorf we replaced several cracked panes: removed the old remains, cleaned the rebates of old putty and fitted new panes of 4 mm float glass, puttied and neatly struck […]
Asbestos cement roof dismantled – 6 × 50 m shed roof in Löwenberger Land
This shed of around 300 m² in Löwenberger Land was covered with corrugated asbestos cement sheets over old roofing felt, and the roof had already partly collapsed. We took the sheets off intact, removed the roofing felt separately and disposed of both separately as hazardous waste – the client received the disposal certificate. The work […]






