Goof Proof Seam Tape rolls are for maintaining the recommended minimum 2 inch overlap of edges when waterproofing in the corners of shower walls. Also used to cover sheet seams for anti-fracture/moisture control on floors. Available in 2 roll lengths.
- GPST-5"x 39' 5" will cover the standard shower size of 3' x 5' x 8' including the shower pan.
- GPST-5"x 98' 5" for larger uses