Energy-efficient windows, doors and solar facades

Optiwin Prospekt

Bright Prospects for Energy Savings

OPTIWIN is an international cooperation of medium-sized window manufacturers, who have made it their goal to develop and market innovative construction components, in particular energy efficient window systems that are also suitable for passive houses, maintaining an ecological and economic approach.

Our Products

Sustainable values, which in addition to technical perfection also include individual and emotional qualities – thus guaranteeing you long-term comfort, security and unbeatable service. OPTIWIN: Quality from Master Craftsmen. >> READ MORE

Become a Trade Partner

Impressed by our OPTIWIN products and want to become a dealer yourself? All the benefits you enjoy as a Freisinger Trade Partner can be found here. 
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