Kömmerling is a premier German brand specializing in PVC-U profiles for windows and doors, renowned for durable, energy-efficient, and environmentally friendly solutions. With over 125 years of history and a presence in more than 60 countries, Kömmerling offers multi-chamber systems—including 70 mm, 76 mm, and 88 mm depths—tailored to residential, commercial, and specialized applications. Their product range emphasizes superior thermal performance, design versatility, and sustainable production practices, making them a top choice for architects, fabricators, and end-users seeking long-lasting, high-performance fenestration systems