Our foam underlayment comes 2 or 3 mm with 1 to 4 mil moisture layer, one side or two- 201' rolls. Our XPE closed cell foam is good for sound, moisture, comfort, and mold control; 3mm, 201' rolls. The rubber underlay is 2 or 3mm with an aluminum skin on one side and is excellent for sound and comfort; 100' rolls. We also have cork in 1/4" and 1/2" x 24" x 36" sheets, 200kg/m3 density. We can manufacture most any underlayment to your particular needs.
Flooring underlayments; foam, cork, rubber, and felt.