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BS 7021:1989 | 30 Jun 1989 | BSI Knowledge
Standard
Withdrawn
BS 7021:1989
Code of practice for thermal insulation of roofs externally by means of sprayed rigid polyurethane (PUR) or polyisocyanurate (PIR) foam
Published:
30 Jun 1989
•
Withdrawn:
2 Jan 2024
Overview
Preview
References
History
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Product Details
Descriptors
Thickness
Surface treatment
Roof coverings
External
Foams
Thermal insulation
Spraying (coating)
Polymers
Plastics
Occupational safety
Roofs
Polyurethane
Coating processes
Fire safety in buildings
Testing conditions
Thermal conductivity
Temperature
Protective coatings
Fire safety
Construction operations
Density measurement
Membranes
Visual inspection (testing)
Cyanurates
Adhesion tests
Coatings
Grades (quality)
ICS Codes
91.120.10 Thermal insulation of buildings
Committee
B/540
International relationships
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ISBN
0 580 16667 8
Publisher
BSI