000 00671cam a2200253 4500
001 B2300
008 090401t1989 xxu||||| |||| 00| 0 eng d
035 _a(Sirsi) u49179
041 _aeng
050 _a697.92
100 _aPerera, M.D.A.E.S
245 _aUse of BREFAN to measure the airtightness of non-domestic buildings
260 _aGarston,Watford
_bBuilding Research Establishment
_c1989
300 _a(3)p. : ill. ; 30cm.
350 _a0
490 _aBRE Information Paper
_v6/89
650 _aAIR LEAKAGE
650 _aOFFICES
650 _aVENTILATION
700 _aStephen, R. K.
700 _aTull, R.G.
942 _n0
948 _c04/03/1997
999 _c92512
_d92512