国产精品99久久久久久www,女生隐私无遮掩,漂亮人妻被夫上司强了,扒开双腿疯狂进出爽爽爽视频

Polyolefin foam (XPE/IXPE) with waterproof, thermal insulation performance of the very low rate and excellent, with aluminum foil is further enhanced, widely used in home appliances, insulation temperature control applications such as noise reduction, provide excellent energy-saving scheme.

Function
With low thermal conductivity, almost zero penetration, independent closed cell structure, excellent waterproof and sound insulation effect;
Through the electronic irradiation process, anti-aging, corrosion resistance, coil supply, easy to cut and install;

Environmentally friendly, pollution-free products are conducive to recycling.

Purpose
Sound insulation and noise reduction