... and alkali,ventilate, 3,wire gauge:BWG31,32,33,34. 4,prevent the mosquito and insert 5,insert screen Fiberglass Window ... 2mx25mPP,PE,etc.16*16SWG3718*18SWG3618*14SWG3520*20SWG3324*24SWG32material : fiberglass,pvc,weaving and craft: the screens with pvc coated ... fiberglass woven monofilament yarn made of attractive and safe to use and good sealing effect. the special characters: !>corrosion-resistant, ...