欧美性人妖xxxxx极品_久久99九九精品久久久久蜜桃_91视频网国产_粉嫩绯色av一区二区在线观看_最新的国产成人精品2021_催眠极品YIN荡人妻合集H

Hengxiang News
HNGZHengXiang Funos  formaldehyde free  glass wool felt
HNGZHengXiang Funos formaldehyde free glass wool felt
Product Category:Fiber insulation materials
HNGZ HengXiang Funos formaldehyde free environmental protection glass wool felt is made of uniform and slender glass fiber and environment-friendly thermosetting binder through special process. It is a roll felt product with certain elasticity. It can keep good thermal insulation performance in high or low temperature environment. According to the required R thermal resistance value, different kinds of high quality rolled felt products are made according to different bulk density.
Product Introduction

HNGZ HengXiang Funos formaldehyde free environmental protection glass wool felt is made of uniform and slender glass fiber and environment-friendly thermosetting binder through special process. It is a roll felt product with certain elasticity. It can keep good thermal insulation performance in high or low temperature environment. According to the required R thermal resistance value, different kinds of high quality rolled felt products are made according to different bulk density.

This is the air duct used HNGZ HengXiang Funos formaldehyde free environmental protection glass wool felt. The contact surface of the thermal insulation material and the air duct is soft and elastic. It can fit well with the wall of the air duct to avoid gaps, which can greatly reduce the cold and heat loss of the wall of the air duct. At the same time, there are fewer joints between the cotton felt insulation materials, which not only avoids the hidden danger caused by joints, but also reduces the loss of materials and accessories.

The company can provide various kinds of waterproof veneer materials for glass wool felt, which are processed and composite on glass wool felt in the original factory to meet the requirements of heat insulation and moisture protection in various environmental occasions. Using air duct to wrap glass wool felt can greatly reduce the heat and cold loss of air duct wall and the operating cost of HVAC system. It has beautiful appearance and excellent moisture-proof and heat-insulation performance.

HNGZ HengXiang Funos formaldehyde free environmental protection glass wool felt is divided into roll felt and veneer roll felt, which can be used for exterior insulation of metal air duct, curtain wall insulation of various high-grade commercial buildings, and sound absorption and noise reduction in the machine room to prevent cold condensation and save energy.

Product parameter

HNGZ HengXiang Funos formaldehyde free glass wool felt technical parameters


HNGZ HengXiang Funos formaldehyde free glass wool felt standard specification

 

 

Instructions for ordering


Installation Precautions


主站蜘蛛池模板: 欧美一区二区高清视频 | 青青一区二区 | 精品国偷自产国产一区 | 久碰香蕉线视频在线观看视频 | 亚洲精品91在线 | 成熟人妻换╳╳╳╳ | 比较有韵味的熟妇无码 | 麻豆╳╳╳乱女另类 | 激情另类小说区图片区视频区 | 车子做a爱片在线观看HD | 色综合热无码热国产 | 真实国产乱啪福利露脸 | 欧美一区二区三区视频在线 | 日韩中文字幕免费在线 | 国产中文字幕久久 | 欧美群交在线播放1 | 国内自产少妇自拍区免费 | 无码专区—va亚洲v专区 | 亚洲自拍偷拍综合网 | 免费在线毛片 | 少妇大叫太大太爽受不了在线观看 | 亚洲最大福利视频网 | 国产亚洲欧洲Aⅴ综合一区 精品一卡2卡三卡4卡免费网站 | 亚洲欧美成人一区二区在线 | 亚洲精品成人区在线观看 | 日本永久免费 | 中文字幕精品久久久久人妻 | 色偷偷狠狠色综合网 | 国产清纯白嫩初高生在线播放视频 | 免费人成网站在线视频 | 精品人伦一区二区三区蜜桃免费 | 天地争霸美猴王在线观看 | 成人黄色视频免费观看 | 成av人在线 | h人成在线看免费视频 | 91视频免费下 | 国产精产国品一二三产区视频 | 激情视频免费网站 | 国产精一区 | 国产资源精品在线观看 | 国产12页 |