BS 1521:1972

Original price was: $160.02.Current price is: $80.00.

Specification for waterproof building papers

BSI Group , 05/19/1972

Pages: 10

Category:
Quality, workmanship, dimensions, performance. Class A for prevention of draughts or ingress of water into wall or pitched roof structures, Class B for temporary purposes such as protection of concrete during curing.Cross References:BS 743BS 747BS 2924BS 3137BS 3177BS 4011BS 4016BS 4330BS 4415PD 6444:Part 1PD 6445