Moisture Barrier Calculator

Calculate vapor barrier for concrete slab floors.

Surface area measurement (length × width for rectangles).
sq ft
Horizontal measurement perpendicular to length.
feet
Enter the seam overlap value for this calculation.
inches

Results

Rolls (1000sf):
Calculated rolls (1000sf) based on your inputs.
-rolls
Seam Tape:
Calculated seam tape based on your inputs.
-feet
Reference: NWFA Standards.