Bertrand Windows and Doors

Extremely burglary resistant. The new Kombisystem Plus is now available!

Kombisystem plus is a new system with a middle seal. It is equipped with an anti-burglary fin placed on the window rebate, which mechanically protects window elements against external factors.

Systems with a central seal are distinguished by excellent thermal insulation parameters.

Find out more at: https://bertrand.pl/produkt/kombisystem-plus

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