... .There are 3 range temp. DL type of high temperature, fin space 4.5mm, is applicable for cold storage above 0 ... as vegetables, fruits and eggs; DD type of moderate temperature, fin space 6.0mm, for cold storage around -18 º C ... as meat and aquatic products; DJ type of low temperature, fin space 9.0mm, for -2º Ccold storage, used for ...