NATURAL VENTILATION & NATURAL DAYLIGHT IN SCHOOLS
ADVERTISEMENT FEATISEMEENT FEAATTURE
THE IMPORTHE IMPORTATANCANCE OF GETTING IT RIGHT!CE OF GETTING IT RIGHT!
The prThe provisioovision of adequate ventilation to schools is an essential aspect of the on of adequate ventilatioon to schools is an esseential aspect of the
building design, because of this therbuilding dessign, because of this theere have been a numbee have been a number of Goverr of Governmennment t
initiatives over the last few years setting out comprinitiatives over the last few years setting out comprehehensive design guidance ensivve design guidance
and legislative contrand legislattive controol over new school building. Tl over new school building. TToony Cullony Cull explains....l explains....
AAs thers theree ar aree a number of a number of
documents covering difdocuments covering differentent
aspects of the design criteria aspects of the design criteria
for schools, I have found that for schools, I have found that
thertheree is in some cases confusion is in some cases confusion
among school designers as to among school designers as to
what is needed to meet ventilation what is needed tto meet ventilation
requiequirrements.ements. In orIn orderder to addrto addressess
ththese concerese concerns ns we published a we published a
booklet in Februarybooklet in February,, entitled The entitled The
Managing Director of Managing Director of
Importance of Natural VImportance of NNatural VVeeentilation ntilation
and Daylight in Schools.and Daylight in Schools.
Monodraught TMonodraught TTooony Cull ny Cull
Looking at the various initiatives Looking at the various initiatives
explains how to achieve explains how to achieve
that arthat aree in place, the Building in place, the Building
top marks by following top marks by following
Schools for the FuturSchools for the FuturF ee pr progogramme ramme
the correct guidance the correct guidance
has been heralded as a major has been heralded as a major
success, as has the Academy success, as has the Academy
since CABE has said since CABE has said
School building prSchool building programmeogramme. .
“recently built school “recently built school Building Bulletin 101, prBuilding Bulletin 101, producedoduced
buildings performed buildings performed
by the Department for Childrby the Department for Childreen, n, the learthe learnining capability of childrnng capability of childreen. n. tartarget to achieve a BREEAM rating geet to achieve a BREEAM rating
ververryy poorly in tey poorly in terms of erms of
Schools and Families (DCSF), Schools and Families (DCSF), This is of paramount importance to This is of paramount importance to ofof at least ‘Vatt least ‘VVeery Good’.
is commonly ris commonly reegargardedded as the as the our futurour futuree, as our childr, as our childreen need the n need the
sustainability” sustainability”
TThe DCSF has prhe DCSF has producedoduced several several
definitive document for the design definitive document for the design best possible envirbest possible environmentonment in which in which
diffefererent Buildinent Building Bulletins to aid g Bulletins to aid
of ventilation for schools. Howeverof ventilation for schools. However,, to acquirto acquiree lear learninning skills to the best g skills to the best
desidesigners in their task of prgners in their task of prooviding viding
thereae arre other e other documents, such documents, such of their capabilities.of their capabilities.
a sa satisfactory school: BB87 is atisfactory school: BB87 is
as BREEAM, that pras BREEAM, that proovide difvide diffffeferreent nt
Recent rRecent reseaesearrch by Reading the the guideline for envirguideline for enviroonmental nmental
recommendationecommendations. ns.
University has shown that University has shown that desidesign; BB90 is for lighting design; gn; BB90 is for lighting design;
EssentiallyEssentially, th, they all have the ey all have the inadequate ventilation rates rinadequate ventilation rates resuesult lt BBBB93 covers acoustic design 93 covers acoustic design
same objective: to minimise carbon same objective: to minimise carbon in incrin increaseeased levels of red levels of respirableespirable reqequiruireements; and BB101 is for ments; and BB101 is for
emissions and ensuremissions and ensure ee that energy that energy illness and rillness anddrd reducededuced pr productivity,, ventventilation. tilation.
efficiency is maximised. In all of efficiency is maximised. In all of especially in respecially in relationelation to learto learninning g
DDCSF rCCSF reequirquireses that new build that new build
the documents therthe documents theree is a str is a strongong tasks. Although school designers tasks. Although school designers
andand rrefurbishment school efurbishment school prproojects jects
emphasis placed on premphasis placed on providinoviding g and specifiers arand specifiers arere required to satisfy
undundergo a BREEAM envirergo a BREEAM enviroonmental nmental
schools with natural ventilation, schools with natural ventilation, building standarbuilding standards, it has taken
and and energy assessment, and that energy assessment, and that
daylighting and passive cooling. daylighting and passive cooling. new tough targets set down by the new toughh targets set down by the
iit achieves no less than a ‘Vt acchieves no less than a ‘VVeery
In doing this, criteria such as air In doing this, criteria such as air govergovernmenment to now bring this vision nt to now bring this vision
GoGood’ rating. Crod’ rating. Creditsedits arare e given for given for
qualitqualityy,, health, noise levels and health, noise levels and into rinto reealityality.
the the prpprovision of natural dayliovision of natural daylighting, ghting,
thermal comfort can be met morthermal comfort can be met moree
The goverThe governmentnment embarked on a embarked on a natunatural ventilation and for thermal ural ventilation and for thermal
easilyeasily.
major school building and school major school building and school cocomfort, but It should be rmfort, but It should be recoecognised gnised
Good quality airGood quality air, achieved b, achieved by y refurbishment initiative, coverefurbishment initiative, covereded thatthat BREEAM is somewhat BREEAM is somewhat
reducineducing COg CO
2
levels, with the levels, with the by the Building Schools for the by the Building Schools for the mmororee demanding than BB101 in demanding than BB101 in
addition of the addition of the prpprovisionovision of natural of natural FuturePe Prroogogramme for secondary ramme for secondary termterms of the interms of the internal temnal temperaturperaturee
daylidaylight (thus eliminating the ght (thus eliminating the schools and the Primary Capital schools and the Primary Capital reqequiruireements.ments.
need for electricneed for electric lighting during lighting during Proogramme, for primary schools. gramme, for primary schools.
InIn the past, fr the past, fresh air and dayliesh air and daylight ght
daytime use), cdaytime use), combine to prombine to proovide vide Specific rSpecific reequirquireements include ments include
waswas usually pr usually proovided by traditional vided by traditional
a soothina soothing, calming influence g, calming influence reduced carbon emissions, which educed carbon emissions, which
memeans, such as opening windows ans, such as opening windows
oon childrn children. A nen. A natural daylit atural daylit should be at least 60 per cent of should be at least 60 per cent of
and and skylights. These buildings werskylights. These buildings weree
environmentonment also ralsooreduceseduces strstressess those schools constructed in 2002, those schools constructed in 2002,
builtbuilt at a time when thert at a time when theree was was
and eye strain, and eye strain, and thus imprand thus improoves ves zeroo carbon schools by 2016, and a carbon schools by 2016, and a
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SUSTAINABLE FM | MAY 2009
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