Let natural light flood your space while enjoying high energy efficiency with this Crystal Black and White LH and RH Side Hung Fixed Centre Clear Triple Glazed Window 1770 x 1190mm. The unit features A+ rated triple glazing with low E glass and argon gas, ensuring excellent insulation and comfort. Espag locking offers night vent positions for added security, while trickle ventilation helps maintain a fresh indoor environment. You'll find installation easy with the included white handle, PVC cill and glazing packers, making it a smart choice for modern homes.