First of all , thank you for your interest in us , we are specialized in various insulation material around 10 years , according to your requiry , all our products can suit your appliance , like the roof , FLOOR ,wall and so on , but different appliance have different R-vALUE . you can visit Qingdao taiyue packaging company to know more about us .   different strucuture have differenct Value feature , Before our data , pls let us know the details of what you need . all our products can be sold by roll . all our products can meet both cold and hot climate .     they can keep you cool and dry in summer , warm and dry in Winter . any question or demand on us , don't hesitated to contact us . if it is convient , pls let us know the details of your need , like the strucutre , the size and the features . thanks