| PDF Pages<\/th>\n | PDF Title<\/th>\n<\/tr>\n | ||||||
|---|---|---|---|---|---|---|---|
| 1<\/td>\n | BRITISH STANDARD <\/td>\n<\/tr>\n | ||||||
| 2<\/td>\n | Committees responsible for this British\ufffdStandard <\/td>\n<\/tr>\n | ||||||
| 3<\/td>\n | Contents <\/td>\n<\/tr>\n | ||||||
| 5<\/td>\n | 1 Scope 2 Normative references 3 Terms and definitions wind load ventilation device water penetration weathertightness design height (H) <\/td>\n<\/tr>\n | ||||||
| 6<\/td>\n | 4 Exposure category and classification 5 Sequence of test Exposure categories and classifications <\/td>\n<\/tr>\n | ||||||
| 7<\/td>\n | 6 Test for air permeability 6.1 Permanent and controlled ventilation devices, if any, shall be taped over except when it is r… 6.2 The specimen shall be tested in accordance with BS\ufffdEN\ufffd1026 and classified in accordance with … 6.3 The air flow passing through the specimen, at each pressure difference applied in accordance … 6.4 A graph of air permeability rate against test pressure difference shall be constructed. The v… 7 Test for watertightness 7.1 Permanent and controlled ventilation devices shall be taped over. 7.2 The specimen shall be tested in accordance with BS\ufffdEN\ufffd1027:2000, test procedure A. Classifica… 7.3 There shall be no water penetration during the test, up to and at, the required test pressure… 8 Test for resistance to wind 8.1 The specimen shall be tested in accordance with BS\ufffdEN\ufffd12211. Classification levels applicable… 8.2 The deflection of any deforming framing member shall be limited to 1\/150 of its length when s… 8.3 If glass breakage occurs without damage to the frame members, the unit shall if necessary be … <\/td>\n<\/tr>\n | ||||||
| 8<\/td>\n | Air permeability classifications <\/td>\n<\/tr>\n | ||||||
| 9<\/td>\n | (normative) Calculating wind load and selecting exposure category (normative) Calculating wind load and selecting exposure category General Abbreviated method of determination of wind load for low-rise buildings <\/td>\n<\/tr>\n | ||||||
| 10<\/td>\n | Basic wind speed Basic wind speed map <\/td>\n<\/tr>\n | ||||||
| 11<\/td>\n | Site terrain categories Site terrain categories Altitude factor Table for Factor <\/td>\n<\/tr>\n | ||||||
| 12<\/td>\n | Wind load at sea level (0 m altitude) Wind load at sea level <\/td>\n<\/tr>\n | ||||||
| 13<\/td>\n | Topographical factors Topographical factor Topographic zones Dormer factor Funnelling factor <\/td>\n<\/tr>\n | ||||||
| 14<\/td>\n | Selection of the exposure category Derivation of the wind load in Table\ufffdA.3 Terrain and building factor <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":" Performance of windows and doors – Classification for weathertightness and guidance on selection and specification<\/b><\/p>\n |