Flat roofs: built-up bitumen felt - remedying rain penetration at abutments and upstands.
Flat roofs: built-up bitumen felt - remedying rain penetration at abutments and upstands.
- Garston, Watford BRE 1983
- 1 sheet : ill. ; 30cm.
- Defect Action Sheet 34 (Design) DAS 34 .
BITUMINOUS FELT
FLAT ROOFS
RAIN PENETRATION
ROOFING
690.25
BITUMINOUS FELT
FLAT ROOFS
RAIN PENETRATION
ROOFING
690.25