using multi purpose insulation is easy… when you …...insulation is easy… when you know how....

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www.rockwool.co.uk Using multi purpose insulation is easy… when you know how. Have a skim through Phil’s step-by-step guide to using Rockwool Flexi. • Acoustic Partitions • Separating Floors • Internal Floors • Separating Walls • Exterior Walls & Roof

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Page 1: Using multi purpose insulation is easy… when you …...insulation is easy… when you know how. Have a skim through Phil’s step-by-stepguide to using Rockwool Flexi. • Acoustic

www.rockwool.co.uk

Using multi purposeinsulation is easy…

when you know how.Have a skim through Phil’s step-by-step guideto using RRoocckkwwooooll FFlleexxii..

• Acoustic Partitions• Separating Floors• Internal Floors• Separating Walls• Exterior Walls & Roof

Page 2: Using multi purpose insulation is easy… when you …...insulation is easy… when you know how. Have a skim through Phil’s step-by-stepguide to using Rockwool Flexi. • Acoustic

Just read on to find out hhooww eeaassyy it is to use the oonnllyy tteesstteedd aanndd aapppprroovveeddmulti-use insulationproduct. It’s all you’llever need.No one beats us on fire, thermal, acoustic and environmental performance.

Key featuresSUPERIOR SOUND PERFORMANCE•• Flexi’s snug fit eliminates gaps

and stops sound getting through

FIRE SAFE•• Flexi acts as an effective fire stop•• Flexi boasts an A1 European

reaction to fire classification•• Flexi withstands temperatures

over 1,000oc

THERMALLY EFFECTIVE•• Flexi’s perfect friction fit between

timber or metal studs maintains excellent insulation levels and minimises cold bridging

Page 3: Using multi purpose insulation is easy… when you …...insulation is easy… when you know how. Have a skim through Phil’s step-by-stepguide to using Rockwool Flexi. • Acoustic

Acoustic PartitionsHigh performance partitions are easy with Rockwool Flexi.

38 × 75 mm timber studs at 600 mm centres

50 × 600 mm wide Rockwool Flexi

12.5 mm Plasterboard both sides

Aco

ustic

Perf

orm

ance

(dB)

Fire

Res

ista

nce

(min

utes

)H

eig

ht(m

)

RRWW 4400

RRWW 4466

RRWW 4411

RRWW 5577

3300 33..00

6600 33..00

3300 22..55

9900 44..66

Lightweight timber stud partition

• Studs: 3388 xx 7755mmmm aatt 660000mmmm cceennttrreess

• Facings: SSiinnggllee llaayyeerr ooff 1122..55mmmm SSttaannddaarrddPPllaasstteerrbbooaarrdd ((1111KKgg//mm22)) eeaacchh ssiiddee

• Infill: MMiinniimmuumm 5500mmmm RRoocckkwwooooll FFlleexxii

38 × 75 mm timber studs at 600 mm centres

50 mm Rockwool Flexi

Two layers of 12.5 mm Standard Plasterboardboth sides

Typical office partition • Studs: 3388 xx 7755mmmm ttiimmbbeerr ssttuuddss aatt

660000mmmm cceennttrreess

• Facings: 22 llaayyeerrss 1122..55mmmm ooff ssttaannddaarrdd ppllaasstteerrbbooaarrdd ((88KKgg//mm22)) eeaacchh ssiiddee

• Infill: MMiinniimmuumm 5500mmmm RRoocckkwwooooll FFlleexxii

One layer of 12.5 mm standard plasterboard both sides

75 50 mm Flexi

Lightweight metal stud

• Studs: 5500mmmm mmeettaall ssttuuddss aatt 660000 cceennttrreess

• Facings: 11 llaayyeerr 1122..55mmmm ssttaannddaarrdd ppllaasstteerrbbooaarrdd ((88KKgg//mm22)) eeaacchh ssiiddee

• Infill: MMiinniimmuumm 5500mmmm RRoocckkwwooooll FFlleexxii

Two layers of 15 mm Lafarge db-check plasterboard both sides

130

70 mm Flexi

Enhanced performance: schools, officesand public buildings

• Studs: 7700mmmm mmeettaall ssttuuddss aatt 660000mmmm cceennttrreess

• Facings: 22 llaayyeerrss 1155mmmm ppllaasstteerrbbooaarrdd ((1133KKgg//mm22)) eeaacchh ssiiddee

• Infill: MMiinniimmuumm 7700mmmm RRoocckkwwooooll FFlleexxii

Page 4: Using multi purpose insulation is easy… when you …...insulation is easy… when you know how. Have a skim through Phil’s step-by-stepguide to using Rockwool Flexi. • Acoustic

FloorsChoose resilient Rockwool Flexifor hardwearing floors.

Aco

ustic

Perf

orm

ance

(dB)

Aco

ustic

Perf

orm

ance

(dB)

Fire

Res

ista

nce

(min

utes

)

AAiirrbboorrnnee

5533IImmppaacctt

5544 6600

Timber platform floor with recesseddownlighters (new build)

• 1188mmmm tt&&gg fflloooorriinngg ggrraaddee cchhiippbbooaarrdd oonn

• 1155mmmm PPllaasstteerrbbooaarrdd ((1133KKgg//mm22)) oonn

• 5500mmmm RRoocckkwwooooll RRoocckkfflloooorr oonn

• 1155mmmm OOSSBB oonn

• 220000 xx 5500mmmm ttiimmbbeerr jjooiissttss aatt 440000mmmm cceennttrreess

• 110000mmmm RRoocckkwwooooll FFlleexxii bbeettwweeeenn jjooiissttss

• RReessiilliieenntt bbaarrss ffiixxeedd aatt rriigghhtt aanngglleess ttoo jjooiissttss aatt 440000mmmm cceennttrreess

• CCeeiilliinngg ffiinniisshh,, 22 llaayyeerrss ooff 1155mmmm ppllaasstteerrbbooaarrdd((1133KKgg//mm22))

• AAssppeecctt lliigghhttiinngg 6600mmmm ddoowwnnlliigghhttss ((11ppeerr 11..88ssqqmm)) wwiitthh

• TTeennmmaatttt FFFF 110099 ddoowwnnlliigghhtteerr ccoovveerrss

AAiirrbboorrnnee

4433IImmppaacctt

6644 6600

Separating timber floor treatment:Platform floor with absorbent material(material change of use - flat conversion work)

• MMiinn 22 llaayyeerrss ooff bbooaarrdd mmaatteerriiaall ttoo pprroovviiddee mmiinnttoottaall mmaassss 2255KKgg//mm22 ssppoott bboonnddeedd ttooggeetthheerr wwiitthhjjooiinnttss ssttaaggggeerreedd ((eegg 1188mmmm tt&&gg fflloooorriinngg ggrraaddeecchhiippbbooaarrdd aanndd 1199mmmm ppllaasstteerrbbooaarrdd ppllaannkk))

• TThhee ffllooaattiinngg llaayyeerr ttoo bbee lloooossee llaaiidd oovveerr tthhee RRoocckkfflloooorr

• 2255mmmm ((mmiinn)) RRoocckkwwooooll RRoocckkfflloooorr rreessiilliieenntt llaayyeerrllaaiidd oonn

• EExxiissttiinngg fflloooorr ddeecckk oonn eexxiissttiinngg ttiimmbbeerr fflloooorr jjooiissttss

• 110000mmmm RRoocckkwwooooll FFlleexxii bbeettwweeeenn jjooiissttss

• EExxiissttiinngg cceeiilliinngg uuppggrraaddeedd ttoo 2200KKgg//mm22.. IIff eexxiissttiinnggcceeiilliinngg iiss ooff llaatthh && ppllaasstteerr iitt sshhoouulldd bbee rreettaaiinneeddpprroovviiddiinngg iitt ssaattiiffiieess PPaarrtt BB -- FFiirree SSaaffeettyy

((IIff iinn ddoouubbtt,, uunnddeerrddrraaww wwiitthh aann aaddddiittiioonnaall llaayyeerr ooff 1122..55mmmm ffiirree rreessiissttaanntt ppllaasstteerrbbooaarrdd && ssccrreeww iinnttoo jjooiissttss))

SEPARATING FLOORS

Page 5: Using multi purpose insulation is easy… when you …...insulation is easy… when you know how. Have a skim through Phil’s step-by-stepguide to using Rockwool Flexi. • Acoustic

Aco

ustic

Perf

orm

ance

(dB)

Fire

Res

ista

nce

(min

utes

)H

eig

ht(m

)

4400

4400

-- --

-- --

Internal metal joisted floors within thesame dwelling

• Studs: MMeettaall fflloooorr jjooiissttss aatt 440000mmmm cceennttrreess

• Facings: TTiimmbbeerr fflloooorr mmiinniimmuumm mmaassss ppeerr uunniittaarreeaa 1155KKgg//mm22 ((ee..gg.. 2222mmmm cchhiippbbooaarrdd)).. SSiinngglleellaayyeerr ppllaasstteerrbbooaarrdd,, mmiinniimmuumm mmaassss ppeerr uunniitt aarreeaa1100KKgg//mm22 ((ee..gg.. 1155mmmm ssttaannddaarrdd ppllaasstteerrbbooaarrdd))

• Infill: MMiinniimmuumm 110000mmmm tthhiicckk RRoocckkwwooooll FFlleexxiibbeettwweeeenn jjooiissttss

Timber joist internal floor within thesame dwelling

• Studs: TTiimmbbeerr jjooiissttss aatt 440000mmmm cceennttrreess

• Facings: SSttaannddaarrdd 1188mmmm tt&&gg fflloooorriinngg ggrraaddeecchhiippbbooaarrdd,, mmaassss ppeerr uunniitt aarreeaa 1122..44KKgg//mm22.. SSiinngglleellaayyeerr ooff ssttaannddaarrdd 1122..55mmmm ppllaasstteerrbbooaarrdd cceeiilliinngg mmaassss ppeerr uunniitt aarreeaa 88KKgg//mm22

• Infill: MMiinniimmuumm 110000mmmm tthhiicckk RRoocckkwwooooll FFlleexxiibbeettwweeeenn jjooiissttss

AAiirrbboorrnnee

4488IImmppaacctt

5577 6600

Separating timber platform floor construction (new build)

• 1188mmmm tt&&gg fflloooorriinngg ggrraaddee cchhiippbbooaarrdd ssppoott bboonnddeeddttoo 1155mmmm PPllaasstteerrbbooaarrdd ((ttoottaall mmaassss 2288KKgg//mm22))

• 3300mmmm ((mmiinn)) RRoocckkwwooooll RRoocckkfflloooorr rreessiilliieenntt llaayyeerr

• MMiinn 1155mmmm OOSSBB fflloooorr ddeecckk oonn eexxiissttiinngg ttiimmbbeerrfflloooorr jjooiissttss ((mmiinn 119955mmmm xx 4455mmmm))

• 110000mmmm RRoocckkwwooooll FFlleexxii bbeettwweeeenn jjooiissttss

• RReessiilliieenntt bbaarrss ffiixxeedd aatt rriigghhtt aanngglleess ttoo jjooiissttss aatt440000mmmm cceennttrreess

• CCeeiilliinngg ffiinniisshh 22 llaayyeerrss ooff 1155mmmm PPllaasstteerrbbooaarrdd 1133KKgg//mm22))

INTERNAL FLOORS

Page 6: Using multi purpose insulation is easy… when you …...insulation is easy… when you know how. Have a skim through Phil’s step-by-stepguide to using Rockwool Flexi. • Acoustic

Separating WallsWhatever the wall, Rockwool Flexi does the job.

Aco

ustic

Perf

orm

ance

(dB)

Fire

Res

ista

nce

(min

utes

)H

eig

ht(m

)

RRWW 5577

RRWW 4433

9900 44..66

-- --

Separating new build metal frame wallconstruction • Studs: 7700mmmm mmeettaall ‘‘CC’’ ssttuuddss aatt 660000mmmm cceennttrreess

• Facings: 22 llaayyeerrss ooff 1155mmmm ppllaasstteerrbbooaarrdd((1133KKgg//mm22)) oonnee ssiiddee.. OOtthheerr ssiiddee:: 22 llaayyeerrss ooff 1155mmmmppllaasstteerrbbooaarrdd ((1133KKgg//mm22)) ffiixxeedd ttoo rreessiilliieenntt bbaarrss((ssppaacceedd aatt 660000mmmm cceenntteerrss))

• Infill: 7700mmmm RRoocckkwwooooll FFlleexxii

Separating wall (conversion work)existing solid masonry wall

• Studs: IInnddeeppeennddeenntt ttiimmbbeerr oorr sstteeeell ssttuuddss,, mmiinniimmuumm 1100mmmm ggaapp ttoo bbee mmaaiinnttaaiinneedd bbeettwweeeennffrraammee aanndd eexxiissttiinngg wwaallll

• Facings: 110000mmmm mmiinniimmuumm eexxiissttiinngg ssoolliidd mmaassoonnrryy wwaallll ppllaasstteerreedd oonn bbootthh ffaacceess.. 22 llaayyeerrss ooff 1155mmmm ssttaannddaarrdd ppllaasstteerrbbooaarrdd ((1100KKgg//mm22))

• Infill: 5500mmmm RRoocckkwwooooll FFlleexxii bbeettwweeeenn ssttuuddss

• AAvvooiiddiinngg ffllaannkkiinngg ttrraannssmmiissssiioonn:: sseeaall ppeerriimmeetteerreeddggeess ooff nneeww ppllaasstteerrbbooaarrdd wwiitthh ttaappee oorr RRoocckkwwooooll AAccoouussttiicc SSeeaallaanntt

• IIff eexxiissttiinngg mmaassoonnrryy wwaallll iiss nnoott ppllaasstteerreedd oorr lleesssstthhaann 110000mmmm tthhiicckk tthheenn iinnddeeppeennddeenntt ppaanneellsssshhoouulldd bbee aapppplliieedd ttoo bbootthh ssiiddeess

RRWW 5500

MMIINN

6600 --

RRWW 5500

MMIINN

6600 --

Separating wall-steel frame-twin metalframes for use in lightweight steelframe houses and flats/apartments conforms with robust detail E-WS -1

• Facings: 220000mmmm mmiinniimmuumm bbeettwweeeenn iinnnneerr ffaacceessooff wwaallll lliinniinnggss.. 22 oorr mmoorree llaayyeerrss oorr ggyyppssuumm bbaasseeddbbooaarrdd ((ttoottaall nnoommiinnaall mmaassss ppeerr uunniitt aarreeaa 2222KKgg//mm22))bbootthh ssiiddeess

• Infill: MMiinniimmuumm 5500mmmm RRoocckkwwooooll FFlleexxii

Separating wall timber frame (twin tim-ber frames) conforms with robust detail E-WT -1

• Facings: 224400mmmm mmiinniimmuumm bbeettwweeeenn iinnnneerr ffaacceessooff wwaallll lliinniinnggss.. 5500mmmm mmiinniimmuumm ggaapp bbeettwweeeennssttuuddss.. 22 oorr mmoorree llaayyeerrss ooff ggyyppssuumm bbaasseedd bbooaarrdd((ttoottaall nnoommiinnaall mmaassss ppeerr uunniitt aarreeaa 2222KKgg//mm22)) bbootthh ssiiddeess

• Infill: MMiinniimmuumm 6600mmmm RRoocckkwwooooll FFlleexxii bbootthh ssiiddeess

Page 7: Using multi purpose insulation is easy… when you …...insulation is easy… when you know how. Have a skim through Phil’s step-by-stepguide to using Rockwool Flexi. • Acoustic

Exterior Walls & Roof For top quality roof and exterior walls use Rockwool Flexi.

Breather membrane

Sheathing board

Rockwool Flexi fully filling depth of stud

Vapour Control Layer (VCL)

Uva

lue

W/m

2 K

Flex

i thi

ckne

ss(m

m)

00..3355

00..3300

00..2255

112200

114400

118800

00..4411

00..3388

00..3333

00..2288

9900

110000

112200

114400

00..2222

00..2211

00..1199

220000

222200

224400

Timber frame wall with tile hanging

• Studs: TTiimmbbeerr ssttuuddss ttoo ssuuiitt 440000mmmm//660000mmmm cceennttrreess

• Facings: EExxtteerrnnaall ttiillee hhaannggiinngg oorr wweeaatthheerrbbooaarrdd

• Infill: RRoocckkwwooooll FFlleexxii bbeettwweeeenn tthhee ssttuuddss

Breather membrane

Rockwool Flexi fully filling stud

Vapour Control Layer (VCL)

Timber frame cavity wall

• Studs: TTiimmbbeerr ssttuuddss aatt 440000mmmm//660000mmmm cceennttrreess

• Facings: OOuutteerr sskkiinn ooff bbrriicckk oorr bblloocckk wwiitthh 5500mmmm cclleeaarr ccaavviittyy

• Infill: RRoocckkwwooooll FFlleexxii bbeettwweeeenn tthhee ssttuuddss

Insulation at rafter level

• Facings: RRooooffiinngg ttiilleess oorr ssllaatteess

• Rafters: TTiimmbbeerr rraafftteerrss aatt 440000mmmm//660000mmmm cceennttrreess

• Infill: RRoocckkwwooooll FFlleexxii bbeettwweeeenn rraafftteerrss

EXTERIOR WALLS

ROOF

Page 8: Using multi purpose insulation is easy… when you …...insulation is easy… when you know how. Have a skim through Phil’s step-by-stepguide to using Rockwool Flexi. • Acoustic

www.rockwool.co.uk

So, now you know.Don’t forget to tell your mates…ROCKWOOL FLEXI.It’s all you’ll ever need.