Over deze norm
1.1 This specification covers factory prepared reinforced bituminous sheet used in flashing. The bitumen used may be asphalt, coal-tar pitch, or polymer modified bitumen. The reinforcement may include any one or a combination of organic (wood fiber), polyester, or glass fiber felts, woven fabrics, or thermoplastic films. Fine mineral powders, granules, or metal foils may be used as surfacing.
1.2 The values stated in SI units are to be regarded as standard. The inch-pound units shown in parentheses are for information only.
|Engelse titel||Standard Specification for Reinforced Bituminous Flashing Sheets for Roofing and Waterproofing|