tilt & turn lower sash
The lower part Zola’s Simulated Double Hung (SDH) windows has the ability to tilt in for ventilation. It can also turn in, allowing for easy cleaning. This dual tilt-and-turn mechanism is standard in European windows. The upper portion is fixed to increase the energy performance of the unit. Engineered with Zola’s fully adjustable hardware, the SDH operates smoothly, functionally, and effortlessly.