The inside and outside rails differing in height prevent inflow of rainwater and protect space form rain, wind and noise.

Automatic locking device is applicable to inner window and out door.

Island area, Coastal area apply.

Main Item1 - ECO-FRIENDLY PVC SASH

A scientific structure and design maximize thermal insulation and energy efficiency, and they minimize the flow of air gaps and external noise. JAEHYUN HANEULCHANG’S PVC Sash is beautiful designs in a variety of colors and can be used in any area without risk of corrosion by special additives to salt, acid, toxic gas, etc.

Main Item2 - DOORS

Based upon the 34 years old-technical skills, we deal with raw materials and final production and assemble the finished products. Through this whole processs, we devote attention to even one small part of production. JAEHYUN Haneulchang ,using environmentally harmless PVC sheets and using honest raw materials from small parts to packaging, pursues a thorough quality control. Products in JAEHYUN Haneulchang are strong at different environment of moisture and temperature. JAEHYUN Haneulchang doors having durability are made of paper honeycomb fillings, and JAEHYUN Haneulchang glass doors without deformation will be excellent choice for your home.

Main Item3 - MULTI-TRACK SLIDING DOORS

Smart windows, increasing the utilization of space and making a small space efficient with smooth operation and stable structure, come up to us with a variety of colors. Various designs contained in a twinkle transparency deliver  visual pleasure and sensual space beyond the normal wondows design.