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United Kingdom

Acoustical Investigation & Research Organisation Ltd (AIRO)

Duxons Turn, Maylands Avenue, Hemel Hempstead, HP2 4SB, Hertfordshire, United Kingdom

UKAS|0483ISO/IEC 17025Register refreshed 2026-09-25

Certificates

1

Scope items

5

Standards

14

Locations

1

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Register record

UKASRefreshed 2026-09-25: 0483Active

Accredited standards

14

Our reading of the UKAS scope: each standard once, with its official name where we have checked it. Click a standard to see the scope line it comes from, word for word.

ISO

ISO 140-4Acoustics - Measurement of sound insulation in buildings and of building elements - Part 4: Field measurements of airborne sound insulation between rooms

As written on the certificate · Line 4 (UKAS 0483)

BS EN ISO 140-4:1998; BS EN ISO 16283- 1:2014; BS EN ISO 16283-3:2016 BS EN ISO 717-1:1997; BS EN ISO 717-1:2020 Building Bulletin 93 Feb 2015; ISO/IEC 17025:2017 Schedule of Accreditation issued by United Kingdom Accreditation Service 2

ISO 140-7Acoustics - Measurement of sound insulation in buildings and of building elements - Part 7: Field measurements of impact sound insulation of floors

As written on the certificate · Line 5 (UKAS 0483)

BS EN ISO 140-7:1998; BS EN ISO 16283-2:2020 BS EN ISO 717-2:1997; BS EN ISO 717-2:2020 Building Bulletin 93 Feb 2015; ISO/IEC 17025:2017 Schedule of Accreditation issued by United Kingdom Accreditation Service 2; ISO 140-7:1998

ISO 354Acoustics - Measurement of sound absorption in a reverberation room

As written on the certificate · Line 2 (UKAS 0483)

BS EN ISO 10140-1: 2021; BS EN ISO 10140-1:2021; BS EN ISO 10140-1: 2021 BS EN ISO 10140-2:2021 BS EN ISO 717-1:2020; BS EN ISO 354:2003 BS EN ISO 11654:1997 Lab Acoustical Linings Linings on walls and floors BS EN ISO 10140-1:2021; BS EN ISO 10140-2:2021 BS EN ISO 717-1:2020

ISO 717-1Acoustics - Rating of sound insulation in buildings and of building elements - Part 1: Airborne sound insulation

As written on the certificate · Line 2 (UKAS 0483)

BS EN ISO 10140-1: 2021; BS EN ISO 10140-1:2021; BS EN ISO 10140-1: 2021 BS EN ISO 10140-2:2021 BS EN ISO 717-1:2020; BS EN ISO 354:2003 BS EN ISO 11654:1997 Lab Acoustical Linings Linings on walls and floors BS EN ISO 10140-1:2021; BS EN ISO 10140-2:2021 BS EN ISO 717-1:2020

As written on the certificate · Line 3 (UKAS 0483)

BS EN ISO 10140-1:2021; BS EN ISO 10140-2:2021 BS EN ISO 10140-3:2021 BS EN ISO 717-1:2020 BS EN ISO 717-2:2020 Lab Floor Coverings BS EN ISO 10140-1:2021; BS EN ISO 10140-3:2021 BS EN ISO 717-2:2020; BS EN ISO 3743-1:2010 BS EN ISO 3744:1995; BS EN ISO 3744:2010

As written on the certificate · Line 4 (UKAS 0483)

BS EN ISO 140-4:1998; BS EN ISO 16283- 1:2014; BS EN ISO 16283-3:2016 BS EN ISO 717-1:1997; BS EN ISO 717-1:2020 Building Bulletin 93 Feb 2015; ISO/IEC 17025:2017 Schedule of Accreditation issued by United Kingdom Accreditation Service 2

ISO 717-2Acoustics - Rating of sound insulation in buildings and of building elements - Part 2: Impact sound insulation

As written on the certificate · Line 3 (UKAS 0483)

BS EN ISO 10140-1:2021; BS EN ISO 10140-2:2021 BS EN ISO 10140-3:2021 BS EN ISO 717-1:2020 BS EN ISO 717-2:2020 Lab Floor Coverings BS EN ISO 10140-1:2021; BS EN ISO 10140-3:2021 BS EN ISO 717-2:2020; BS EN ISO 3743-1:2010 BS EN ISO 3744:1995; BS EN ISO 3744:2010

As written on the certificate · Line 5 (UKAS 0483)

BS EN ISO 140-7:1998; BS EN ISO 16283-2:2020 BS EN ISO 717-2:1997; BS EN ISO 717-2:2020 Building Bulletin 93 Feb 2015; ISO/IEC 17025:2017 Schedule of Accreditation issued by United Kingdom Accreditation Service 2; ISO 140-7:1998

ISO 3743-1Acoustics - Determination of sound power levels and sound energy levels of noise sources using sound pressure - Engineering methods for small movable sources in reverberant fields - Part 1: Comparison method for a hard-walled test room

As written on the certificate · Line 3 (UKAS 0483)

BS EN ISO 10140-1:2021; BS EN ISO 10140-2:2021 BS EN ISO 10140-3:2021 BS EN ISO 717-1:2020 BS EN ISO 717-2:2020 Lab Floor Coverings BS EN ISO 10140-1:2021; BS EN ISO 10140-3:2021 BS EN ISO 717-2:2020; BS EN ISO 3743-1:2010 BS EN ISO 3744:1995; BS EN ISO 3744:2010

ISO 3744Acoustics - Determination of sound power levels of noise sources using sound pressure - Engineering methods for an essentially free field over a reflecting plane

As written on the certificate · Line 3 (UKAS 0483)

BS EN ISO 10140-1:2021; BS EN ISO 10140-2:2021 BS EN ISO 10140-3:2021 BS EN ISO 717-1:2020 BS EN ISO 717-2:2020 Lab Floor Coverings BS EN ISO 10140-1:2021; BS EN ISO 10140-3:2021 BS EN ISO 717-2:2020; BS EN ISO 3743-1:2010 BS EN ISO 3744:1995; BS EN ISO 3744:2010

ISO 11654Acoustics - Sound absorbers for use in buildings - Rating of sound absorption

As written on the certificate · Line 2 (UKAS 0483)

BS EN ISO 10140-1: 2021; BS EN ISO 10140-1:2021; BS EN ISO 10140-1: 2021 BS EN ISO 10140-2:2021 BS EN ISO 717-1:2020; BS EN ISO 354:2003 BS EN ISO 11654:1997 Lab Acoustical Linings Linings on walls and floors BS EN ISO 10140-1:2021; BS EN ISO 10140-2:2021 BS EN ISO 717-1:2020

ISO 10140 series

ISO 10140-1Acoustics - Laboratory measurement of sound insulation of building elements - Part 1: Application rules for specific products

As written on the certificate · Line 2 (UKAS 0483)

BS EN ISO 10140-1: 2021; BS EN ISO 10140-1:2021; BS EN ISO 10140-1: 2021 BS EN ISO 10140-2:2021 BS EN ISO 717-1:2020; BS EN ISO 354:2003 BS EN ISO 11654:1997 Lab Acoustical Linings Linings on walls and floors BS EN ISO 10140-1:2021; BS EN ISO 10140-2:2021 BS EN ISO 717-1:2020

As written on the certificate · Line 3 (UKAS 0483)

BS EN ISO 10140-1:2021; BS EN ISO 10140-2:2021 BS EN ISO 10140-3:2021 BS EN ISO 717-1:2020 BS EN ISO 717-2:2020 Lab Floor Coverings BS EN ISO 10140-1:2021; BS EN ISO 10140-3:2021 BS EN ISO 717-2:2020; BS EN ISO 3743-1:2010 BS EN ISO 3744:1995; BS EN ISO 3744:2010

ISO 10140-2Acoustics - Laboratory measurement of sound insulation of building elements - Part 2: Measurement of airborne sound insulation

As written on the certificate · Line 2 (UKAS 0483)

BS EN ISO 10140-1: 2021; BS EN ISO 10140-1:2021; BS EN ISO 10140-1: 2021 BS EN ISO 10140-2:2021 BS EN ISO 717-1:2020; BS EN ISO 354:2003 BS EN ISO 11654:1997 Lab Acoustical Linings Linings on walls and floors BS EN ISO 10140-1:2021; BS EN ISO 10140-2:2021 BS EN ISO 717-1:2020

As written on the certificate · Line 3 (UKAS 0483)

BS EN ISO 10140-1:2021; BS EN ISO 10140-2:2021 BS EN ISO 10140-3:2021 BS EN ISO 717-1:2020 BS EN ISO 717-2:2020 Lab Floor Coverings BS EN ISO 10140-1:2021; BS EN ISO 10140-3:2021 BS EN ISO 717-2:2020; BS EN ISO 3743-1:2010 BS EN ISO 3744:1995; BS EN ISO 3744:2010

ISO 10140-3Acoustics - Laboratory measurement of sound insulation of building elements - Part 3: Measurement of impact sound insulation

As written on the certificate · Line 3 (UKAS 0483)

BS EN ISO 10140-1:2021; BS EN ISO 10140-2:2021 BS EN ISO 10140-3:2021 BS EN ISO 717-1:2020 BS EN ISO 717-2:2020 Lab Floor Coverings BS EN ISO 10140-1:2021; BS EN ISO 10140-3:2021 BS EN ISO 717-2:2020; BS EN ISO 3743-1:2010 BS EN ISO 3744:1995; BS EN ISO 3744:2010

ISO 16283 series

ISO 16283-1Acoustics - Field measurement of sound insulation in buildings and of building elements - Part 1: Airborne sound insulation

As written on the certificate · Line 4 (UKAS 0483)

BS EN ISO 140-4:1998; BS EN ISO 16283- 1:2014; BS EN ISO 16283-3:2016 BS EN ISO 717-1:1997; BS EN ISO 717-1:2020 Building Bulletin 93 Feb 2015; ISO/IEC 17025:2017 Schedule of Accreditation issued by United Kingdom Accreditation Service 2

ISO 16283-2Acoustics - Field measurement of sound insulation in buildings and of building elements - Part 2: Impact sound insulation

As written on the certificate · Line 5 (UKAS 0483)

BS EN ISO 140-7:1998; BS EN ISO 16283-2:2020 BS EN ISO 717-2:1997; BS EN ISO 717-2:2020 Building Bulletin 93 Feb 2015; ISO/IEC 17025:2017 Schedule of Accreditation issued by United Kingdom Accreditation Service 2; ISO 140-7:1998

ISO 16283-3Acoustics - Field measurement of sound insulation in buildings and of building elements - Part 3: Façade sound insulation

As written on the certificate · Line 4 (UKAS 0483)

BS EN ISO 140-4:1998; BS EN ISO 16283- 1:2014; BS EN ISO 16283-3:2016 BS EN ISO 717-1:1997; BS EN ISO 717-1:2020 Building Bulletin 93 Feb 2015; ISO/IEC 17025:2017 Schedule of Accreditation issued by United Kingdom Accreditation Service 2

Scope as published by UKAS

5 lines

UKAS

ISO/IEC 17025

Active

0483

Accredited scope, certificate 0483

Line	Discipline	Method	Matrix	Range
1	Electrical Testing	ISO/IEC 17025:2017; The Building Regulations 2010. Approved Document E (2003 Edition incorporating 2004, 2010, 2013 and 2015 amendments).; Building Bulletin 93	building elements; dwellings; rooms for residential purpose; machines; small movable machines	-
2	Electrical Testing	BS EN ISO 10140-1: 2021; BS EN ISO 10140-1:2021; BS EN ISO 10140-1: 2021 BS EN ISO 10140-2:2021 BS EN ISO 717-1:2020; BS EN ISO 354:2003 BS EN ISO 11654:1997 Lab Acoustical Linings Linings on walls and floors BS EN ISO 10140-1:2021; BS EN ISO 10140-2:2021 BS EN ISO 717-1:2020	Building Elements; Walls; Doors; Windows; Glazing; Small technical elements such as ventilators, grills and cable raceways; Floors; Shutters; Building elements and facades not specifically described in the Annexes of BS EN ISO 10140-1: 2021; Building Finishes; Acoustical Linings	-
3	Electrical Testing	BS EN ISO 10140-1:2021; BS EN ISO 10140-2:2021 BS EN ISO 10140-3:2021 BS EN ISO 717-1:2020 BS EN ISO 717-2:2020 Lab Floor Coverings BS EN ISO 10140-1:2021; BS EN ISO 10140-3:2021 BS EN ISO 717-2:2020; BS EN ISO 3743-1:2010 BS EN ISO 3744:1995; BS EN ISO 3744:2010	Floors and Floor Systems; Building Elements; Floors; Floor Coverings; Road Traffic Noise Barriers; Machines; Machinery such as compressors, power generators, welding generators etc	-
4	Electrical Testing	BS EN ISO 140-4:1998; BS EN ISO 16283- 1:2014; BS EN ISO 16283-3:2016 BS EN ISO 717-1:1997; BS EN ISO 717-1:2020 Building Bulletin 93 Feb 2015; ISO/IEC 17025:2017 Schedule of Accreditation issued by United Kingdom Accreditation Service 2	Rooms; Building Elements such as partitions, walls, floors, facades	-
5	Electrical Testing	BS EN ISO 140-7:1998; BS EN ISO 16283-2:2020 BS EN ISO 717-2:1997; BS EN ISO 717-2:2020 Building Bulletin 93 Feb 2015; ISO/IEC 17025:2017 Schedule of Accreditation issued by United Kingdom Accreditation Service 2; ISO 140-7:1998	Building Elements; Floors	-

Ranges are reproduced from the accredited scope document as published. An absent range means the register did not state one. Line numbers are ours, for cross-reference; they follow the order of the scope document.

Location

Duxons Turn, Maylands Avenue, Hemel Hempstead, Hertfordshire, HP2 4SB, GB

51.84005, -0.09786

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Accreditation data refreshed from the UKAS register on 2026-09-25.

This page mirrors a public register. For a purchasing, audit or regulatory decision, confirm against the UKAS entry linked above.