:STS

info@sealedtightsolutions.com+44 (0)1661 830101 +44 (0)1661 897454 www.sealedtightsolutions.comDerwent House, Station Industrial Estate, Prudhoe, NE42 6NP.

125 315 800 2000 5000Frequency (Hz)

10

20

30

40

50

60

Soun

d R

educ

tion

Inde

x (d

B)

Rw Ref. Curve

Sound Reduction Index (dB)

All STS acoustic data is sourced, supplied and verified by independent, UKAS-accredited test facilities

in accordance with all relevant British and European standards.

* See also: “Acoustic Performance Standards for the Priority Schools Building Programme”including: “Technical Guidance Document TGD-021-5 Acoustic Performance in Schools”

acoustic test data

Approved Document ‘E’Approved Document ‘B’

Approved Document ‘M’Building Bulletin 93

(Passage of Sound)(Fire Safety)(Access To and Use of Buildings)(Acoustic design in schools)*

SEALED TIGHT SOLUTIONS

STS 1009 STS 422perimeter seal drop seal

44mm - Single / Glazed

316mm

Head / Jambs Door-bottom Sound Reduction (dBRw)Glass

STS 1009 STS 422perimeter seal drop seal

44mm - Single / Flush

30Head / Jambs Door-bottom Sound Reduction (dBRw)

STREDOR 3044mm

see STS ref: 259

see STS ref: 262

STS 1009 STS 422perimeter seal drop seal

44mm - Pair / Glazed

336mm

Head / Jambs Door-bottom Sound Reduction (dBRw)GlassMeeting stile

STS 1009 STS 422perimeter seal drop seal

44mm - Pair / Flush

30Head / Jambs Door-bottom Sound Reduction (dBRw)Meeting stile

see STS ref: 272

see STS ref: 270

STS 104FLsingle-blade seal

STS 104FLsingle-blade seal