BS 4841-4:2006
Rigid polyurethane (PUR) and polyisocyanurate (PIR) products for building end-use applications Specification for laminated insulation boards (roofboards) with auto-adhesively or separately bonded facings for use as roofboard thermal insulation under non-bituminous single-ply roofing membranes
| Standard number: | BS 4841-4:2006 |
| Pages: | 18 |
| Released: | 2006-07-20 |
| ISBN: | 0 580 48192 1 |
| Status: | Standard |
BS 4841-4:2006
This standard BS 4841-4:2006 Rigid polyurethane (PUR) and polyisocyanurate (PIR) products for building end-use applications is classified in these ICS categories:
- 91.100.60 Thermal and sound insulating materials
This British Standard specifies requirements for polyisocyanurate (PIR) and polyurethane (PUR) cored thermally insulated laminated boards (roofboards) with auto-adhesively or separately bonded flexible and/or rigid facings, for use in roofs under non-bituminous single-ply roofing membranes. This specification is also applicable to roofboards with OSB or plywood facings bonded in place after the initial product has been created (see Clause 4).
NOTE 1 Additional information for the guidance of users, installers and designers is given in informative Annexes A, B, C, and D to this standard.
NOTE 2 Because of the changes introduced into this standard, products conforming to this standard will also conform to BS EN 13165:2001 (including amendments 1 and 2).