Best choice for bedroom, bathroom, or closet - warm look and bright colours, high-quality materials, and soft opening. The door is made of solid pine wood. The thickness of the glass - is 1/4", frosted opaque glass.. the Thickness of the door - is 1 3/5". The door is not pre-drilled for the hardware. Assembly of frames and trims required. The door works with all swing directions. The rough opening can be calculated: “door width” + 2”; “door height” + 1.5”. Set includes 2 white door slabs (overall width of both door slabs indicated at the drop list); - trims (2.95” wide); - frames (for wall thickness from 4” to 5”); - 2 passage levers/knobs; - non-mortise hinges; no formaldehyde environmentally friendly using only latest eco-friendly materials. The company requires the safest materials. We take care of your family. Sarto Doors are recommended for applications in hospitals, childcare centers, and network catering. Sealing gum German company Deventer - it has a special profile that allows protecting your home from dust, makes a cozy and quiet atmosphere around every day. On another side it allows you to save 35 % more heat and save up to 20% on the bill. The sound attenuation door's 1 3/5” thick solid composite wood construction yields a 30% noise reduction over standard doors. The construction door is manufactured from a single piece of composite wood and will give several generations of normal usage with minimal care.