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1. GGD-classificatie van ventilatie in scholen en kindercentra
Ventilatie
klasse
ΔCO
2
-
gehalte
binnen
buiten 98-
percentiel
CO
2
-gehalte
(P98 incl.
achtergrond
van 400
ppm)
omschrijving
toepassing/consequentie
ppm
ppm
0. zeer goed
< 250
< 650
streefdoel nieuw
gebouw
ontwerpdoel bij nieuwbouw
en renovatie
I. goed
250 - 400
650-800
streefdoel bestaand
gebouw
overwegen optimalisatie door
eenvoudige veranderingen,
bijvoorbeeld ventilatiegedrag
II. matig
400 - 600
800-1000
acceptabel
maatregelen zijn wenselijk,
vaak in ventilatiegedrag,
maar ook door bouwkundige
verbeteringen
III.
onvoldoende
600 -
1000
1000-1400
tijdelijk acceptabel
zo spoedig mogelijk
maatregelen nemen in
ventilatiegedrag en zonodig
ook bouwkundige ingrepen
IV.
slecht
> 1000
> 1400
onacceptabel
meteen maatregelen nemen
(Bron: Werkgroep Binnenmilieu van de Vakgroep Milieu & Gezondheid van de GGD
Nederland, advies mei 2006)
9


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