Product Description

*****; 2.Anti-humidity, soaked in water for ***0 hours and attained abouve grade 2 of GB***0; *****-proof, soaked in 2% Hydrocloric acid for *4 hours and does not alter is composition; 4.Low adhesive force<=1 grade; ***** and Environmental*-friendly, doesn't alter its composition; ***** washable, dirt easily removed with wipes of damp cloth.Washed for more than ****0 times doesn't alter its properties; 7.Durable and recycle; ***** structures;clear lines; ***** grid:economical and practical, ease for maintenance to ceiling plenum; ***** grid:level and visually pleasing.