B/8
Interior fair-faced masonry
B/12
Interior fair-faced masonry
B/12 E.I. 120
Interior fair-faced masonry
B/15
Interior fair-faced masonry
B/20 2F
Interior fair-faced masonry
B/20 E.I. 120
Interior fair-faced masonry
C/20
Interior fair-faced masonry
B/25 2F
Interior fair-faced masonry
C/25
Interior fair-faced masonry
B/30 2F
Interior fair-faced masonry
C/30
Interior fair-faced masonry