British Gypsum GypWall Audio twin frame partitions
38 system references
Technical Library › British Gypsum › GypWall Audio twin frame partitions
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Twin-frame acoustic walls designed for separating walls between dwellings, hotel rooms and other sound-critical spaces. Use the filter to narrow by fire rating, sound insulation, height or board.
| Reference | Build-up | Fire integrity (mins) | Fire insulation (mins) | Rw (dB) | Duty | Max height (mm) | Thickness (mm) |
|---|---|---|---|---|---|---|---|
| A326001 (A) | Two layers of Gyproc SoundBloc 12.5mm fixed to outside faces of two Gypframe 92 S 10 ‘C’ Stud frameworks with studs at 600mm centres, cross braced using Gypframe 99 FC 50 Fixing Channel at 3600mm centres. 100mm Isover Cladding Roll 40 in the cavity. For heights up to 4000mm. | 60 | 60 | 67 | Severe | 4000 | 300 |
| A326001 (B) | Two layers of Gyproc SoundBloc 12.5mm fixed to outside faces of two Gypframe 92 S 10 ‘C’ Stud frameworks with studs at 600mm centres, cross braced using Gypframe GAB3 Acoustic Braces at 3300mm centres. 100mm Isover Cladding Roll 40 in cavity. For heights up to 4000mm. | 60 | 60 | 67 | Severe | 4000 | 300 |
| A326002 (A) | Two layers of Gyproc SoundBloc 15mm fixed to outside faces of two Gypframe 92 S 10 ‘C’ Stud frameworks with studs at 600mm centres, cross braced using Gypframe 99 FC 50 Fixing Channel at 3600mm centres. 100mm Isover Cladding Roll 40 in the cavity. For heights up to 4000mm. | 60 | 60 | 69 | Severe | 4000 | 300 |
| A326002 (B) | Two layers of Gyproc SoundBloc 15mm fixed to outside faces of two Gypframe 92 S 10 ‘C’ Stud frameworks with studs at 600mm centres, cross braced using Gypframe GAB3 Acoustic Braces at 3300mm centres. 100mm Isover Cladding Roll 40 in cavity. For heights up to 4000mm. | 60 | 60 | 69 | Severe | 4000 | 300 |
| A326003A (A) | Inner layer of Gyproc Plank 19mm with an outer layer of Gyproc SoundBloc 12.5mm fixed to outside faces of two Gypframe 92 S 10 ‘C’ Stud frameworks with studs at 600mm centres, cross braced using Gypframe 99 FC 50 Fixing Channel at 3600mm centres. 100mm Isover Cladding Roll 40 in the cavity. For heights up to 4200mm. | 60 | 60 | 70 | Severe | 4200 | 300 |
| A326003A (B) | Inner layer of Gyproc Plank 19mm with an outer layer of Gyproc SoundBloc 12.5mm fixed to outside faces of two Gypframe 92 S 10 ‘C’ Stud frameworks with studs at 600mm centres, cross braced using Gypframe 99 FC 50 Fixing Channel at 3600mm centres. 100mm Isover Cladding Roll 40 in the cavity. For heights up to 5000mm. | 60 | 60 | 70 | Severe | 5000 | 300 |
| A326003B (A) | Inner layer of Gyproc Plank 19mm with an outer layer of Gyproc SoundBloc 12.5mm fixed to outside faces of two Gypframe 92 S 10 ‘C’ Stud frameworks with studs at 600mm centres, cross braced using Gypframe GAB3 Acoustic Braces at 3300mm centres. 100mm Isover Cladding Roll 40 in the cavity. For heights up to 4200mm. | 60 | 60 | 70 | Severe | 4200 | 300 |
| A326003B (B) | Inner layer of Gyproc Plank 19mm with an outer layer of Gyproc SoundBloc 12.5mm fixed to outside faces of two Gypframe 92 S 10 ‘C’ Stud frameworks with studs at 600mm centres, cross braced using Gypframe GAB3 Acoustic Braces at 3300mm centres. 100mm Isover Cladding Roll 40 in the cavity. For heights up to 5000mm. | 60 | 60 | 70 | Severe | 5000 | 300 |
| A326013A (A) | Three layers of Gyproc SoundBloc 15mm fixed to outside faces of two Gypframe 92 S 10 ‘C’ Stud frameworks with studs at 600mm centres, cross braced using Gypframe 99 FC 50 Fixing Channel at 3600mm centres. Two layers of 100mm Isover Cladding Roll 40 in the cavity. For heights up to 4200mm. | 90 | 90 | 76 | Severe | 4200 | 550 |
| A326013A (B) | Three layers of Gyproc SoundBloc 15mm fixed to outside faces of two Gypframe 92 S 10 ‘C’ Stud frameworks with studs at 600mm centres, cross braced using Gypframe 99 FC 50 Fixing Channel at 3600mm centres. Two layers of 100mm Isover Cladding Roll 40 in the cavity. For heights up to 8000mm. | 90 | 90 | 76 | Severe | 8000 | 550 |
| A326013A (C) | Three layers of Gyproc SoundBloc 15mm fixed to outside faces of two Gypframe 92 S 10 ‘C’ Stud frameworks with studs at 600mm centres, cross braced using Gypframe 99 FC 50 Fixing Channel at 3600mm centres. Two layers of 100mm Isover Cladding Roll 40 in the cavity. For heights up to 9000mm. | 90 | 90 | 76 | Severe | 9000 | 550 |
| A326013B (A) | Three layers of Gyproc SoundBloc 15mm fixed to outside faces of two Gypframe 92 S 10 ‘C’ Stud frameworks with studs at 600mm centres, cross braced using Gypframe GAB3 Acoustic Braces at 3300mm centres. Two layers of 100mm Isover Cladding Roll 40 in the cavity. For heights up to 4200mm. | 90 | 90 | 76 | Severe | 4200 | 550 |
| A326013B (B) | Three layers of Gyproc SoundBloc 15mm fixed to outside faces of two Gypframe 92 S 10 ‘C’ Stud frameworks with studs at 600mm centres, cross braced using Gypframe GAB3 Acoustic Braces at 3300mm centres. Two layers of 100mm Isover Cladding Roll 40 in the cavity. For heights up to 8000mm. | 90 | 90 | 76 | Severe | 8000 | 550 |
| A326013B (C) | Three layers of Gyproc SoundBloc 15mm fixed to outside faces of two Gypframe 92 S 10 ‘C’ Stud frameworks with studs at 600mm centres, cross braced using Gypframe GAB3 Acoustic Braces at 3300mm centres. Two layers of 100mm Isover Cladding Roll 40 in the cavity. For heights up to 9000mm. | 90 | 90 | 76 | Severe | 9000 | 550 |
| A326016A (A) | Three layers of Gyproc SoundBloc 15mm fixed to outside faces of two Gypframe 92 S 10 ‘C’ Stud frameworks with studs at 600mm centres, cross braced using Gypframe 99 FC 50 Fixing Channel at 3600mm centres. 100mm Isover Cladding Roll 40 in the cavity. For heights up to 4200mm. | 90 | 90 | 75 | Severe | 4200 | 550 |
| A326016A (B) | Three layers of Gyproc SoundBloc 15mm fixed to outside faces of two Gypframe 92 S 10 ‘C’ Stud frameworks with studs at 600mm centres, cross braced using Gypframe 99 FC 50 Fixing Channel at 3600mm centres. 100mm Isover Cladding Roll 40 in the cavity. For heights up to 8000mm. | 90 | 90 | 75 | Severe | 8000 | 550 |
| A326016A (C) | Three layers of Gyproc SoundBloc 15mm fixed to outside faces of two Gypframe 92 S 10 ‘C’ Stud frameworks with studs at 600mm centres, cross braced using Gypframe 99 FC 50 Fixing Channel at 3600mm centres. 100mm Isover Cladding Roll 40 in the cavity. For heights up to 9000mm. | 90 | 90 | 75 | Severe | 9000 | 550 |
| A326016B (A) | Three layers of Gyproc SoundBloc 15mm fixed to outside faces of two Gypframe 92 S 10 ‘C’ Stud frameworks with studs at 600mm centres, cross braced using Gypframe GAB3 Acoustic Braces at 3300mm centres. 100mm Isover Cladding Roll 40 in the cavity. For heights up to 4200mm. | 90 | 90 | 75 | Severe | 4200 | 550 |
| A326016B (B) | Three layers of Gyproc SoundBloc 15mm fixed to outside faces of two Gypframe 92 S 10 ‘C’ Stud frameworks with studs at 600mm centres, cross braced using Gypframe GAB3 Acoustic Braces at 3300mm centres. 100mm Isover Cladding Roll 40 in the cavity. For heights up to 8000mm. | 90 | 90 | 75 | Severe | 8000 | 550 |
| A326016B (C) | Three layers of Gyproc SoundBloc 15mm fixed to outside faces of two Gypframe 92 S 10 ‘C’ Stud frameworks with studs at 600mm centres, cross braced using Gypframe GAB3 Acoustic Braces at 3300mm centres. 100mm Isover Cladding Roll 40 in the cavity. For heights up to 9000mm. | 90 | 90 | 75 | Severe | 9000 | 550 |
| A326017A (A) | Three layers of Gyproc SoundBloc 15mm fixed to outside faces of two Gypframe 92 S 10 ‘C’ Stud frameworks with studs at 600mm centres, cross braced using Gypframe 99 FC 50 Fixing Channel at 3600mm centres. Four layers of 100mm Isover Cladding Roll 40 and two layers of 100mm stone mineral wool (min. 62kg/m3) in the cavity. For heights up to 4200mm. | 90 | 90 | 77 | Severe | 4200 | 600 |
| A326017A (B) | Three layers of Gyproc SoundBloc 15mm fixed to outside faces of two Gypframe 92 S 10 ‘C’ Stud frameworks with studs at 600mm centres, cross braced using Gypframe 99 FC 50 Fixing Channel at 3600mm centres. Four layers of 100mm Isover Cladding Roll 40 and two layers of 100mm stone mineral wool (min. 62kg/m3) in the cavity. For heights up to 8000mm. | 90 | 90 | 77 | Severe | 8000 | 600 |
| A326017A (C) | Three layers of Gyproc SoundBloc 15mm fixed to outside faces of two Gypframe 92 S 10 ‘C’ Stud frameworks with studs at 600mm centres, cross braced using Gypframe 99 FC 50 Fixing Channel at 3600mm centres. Four layers of 100mm Isover Cladding Roll 40 and two layers of 100mm stone mineral wool (min. 62kg/m3) in the cavity. For heights up to 9000mm. | 90 | 90 | 77 | Severe | 9000 | 600 |
| A326017B (A) | Three layers of Gyproc SoundBloc 15mm fixed to outside faces of two Gypframe 92 S 10 ‘C’ Stud frameworks with studs at 600mm centres, cross braced using Gypframe GAB3 Acoustic Braces at 3300mm centres. Four layers of 100mm Isover Cladding Roll 40 and two layers of 100mm stone mineral wool (min. 62kg/m3) in the cavity. For heights up to 4200mm. | 90 | 90 | 77 | Severe | 4200 | 600 |
| A326017B (B) | Three layers of Gyproc SoundBloc 15mm fixed to outside faces of two Gypframe 92 S 10 ‘C’ Stud frameworks with studs at 600mm centres, cross braced using Gypframe GAB3 Acoustic Braces at 3300mm centres. Four layers of 100mm Isover Cladding Roll 40 and two layers of 100mm stone mineral wool (min. 62kg/m3) in the cavity. For heights up to 8000mm. | 90 | 90 | 77 | Severe | 8000 | 600 |
| A326017B (C) | Three layers of Gyproc SoundBloc 15mm fixed to outside faces of two Gypframe 92 S 10 ‘C’ Stud frameworks with studs at 600mm centres, cross braced using Gypframe GAB3 Acoustic Braces at 3300mm centres. Four layers of 100mm Isover Cladding Roll 40 and two layers of 100mm stone mineral wool (min. 62kg/m3) in the cavity. For heights up to 9100mm. | 90 | 90 | 77 | Severe | 9100 | 600 |
| A326018A (A) | Three layers of Gyproc SoundBloc 15mm fixed to outside faces of two Gypframe 92 S 10 ‘C’ Stud frameworks with studs at 600mm centres, cross braced using Gypframe 99 FC 50 Fixing Channel at 3600mm centres. Three layers of 100mm Isover Cladding Roll 40 and two layers of 100mm stone mineral wool (min. 62kg/m3) in the cavity. For heights up to 4200mm. | 90 | 90 | 77 | Severe | 4200 | 600 |
| A326018A (B) | Three layers of Gyproc SoundBloc 15mm fixed to outside faces of two Gypframe 92 S 10 ‘C’ Stud frameworks with studs at 600mm centres, cross braced using Gypframe 99 FC 50 Fixing Channel at 3600mm centres. Three layers of 100mm Isover Cladding Roll 40 and two layers of 100mm stone mineral wool (min. 62kg/m3) in the cavity. For heights up to 8000mm. | 90 | 90 | 77 | Severe | 8000 | 600 |
| A326018A (C) | Three layers of Gyproc SoundBloc 15mm fixed to outside faces of two Gypframe 92 S 10 ‘C’ Stud frameworks with studs at 600mm centres, cross braced using Gypframe 99 FC 50 Fixing Channel at 3600mm centres. Three layers of 100mm Isover Cladding Roll 40 and two layers of 100mm stone mineral wool (min. 62kg/m3) in the cavity. For heights up to 9000mm. | 90 | 90 | 77 | Severe | 9000 | 600 |
| A326018B (A) | Three layers of Gyproc SoundBloc 15mm fixed to outside faces of two Gypframe 92 S 10 ‘C’ Stud frameworks with studs at 600mm centres, cross braced using Gypframe GAB3 Acoustic Braces at 3300mm centres. Three layers of 100mm Isover Cladding Roll 40 and two layers of 100mm stone mineral wool (min. 62kg/m3) in the cavity. For heights up to 4200mm. | 90 | 90 | 77 | Severe | 4200 | 600 |
| A326018B (B) | Three layers of Gyproc SoundBloc 15mm fixed to outside faces of two Gypframe 92 S 10 ‘C’ Stud frameworks with studs at 600mm centres, cross braced using Gypframe GAB3 Acoustic Braces at 3300mm centres. Three layers of 100mm Isover Cladding Roll 40 and two layers of 100mm stone mineral wool (min. 62kg/m3) in the cavity. For heights up to 8000mm. | 90 | 90 | 77 | Severe | 8000 | 600 |
| A326018B (C) | Three layers of Gyproc SoundBloc 15mm fixed to outside faces of two Gypframe 92 S 10 ‘C’ Stud frameworks with studs at 600mm centres, cross braced using Gypframe GAB3 Acoustic Braces at 3300mm centres. Three layers of 100mm Isover Cladding Roll 40 and two layers of 100mm stone mineral wool (min. 62kg/m3) in the cavity. For heights up to 9100mm. | 90 | 90 | 77 | Severe | 9100 | 600 |
| A326019A (A) | Three layers of Gyproc SoundBloc 15mm fixed to outside faces of two Gypframe 92 S 10 ‘C’ Stud frameworks with studs at 600mm centres, cross braced using Gypframe 99 FC 50 Fixing Channel at 3600mm centres. Three layers of 100mm Isover Cladding Roll 40 and two layers of 100mm stone mineral wool (min. 62kg/m3) in the cavity. For heights up to 4200mm. | 90 | 90 | 80 | Severe | 4200 | 800 |
| A326019A (B) | Three layers of Gyproc SoundBloc 15mm fixed to outside faces of two Gypframe 92 S 10 ‘C’ Stud frameworks with studs at 600mm centres, cross braced using Gypframe 99 FC 50 Fixing Channel at 3600mm centres. Three layers of 100mm Isover Cladding Roll 40 and two layers of 100mm stone mineral wool (min. 62kg/m3) in the cavity. For heights up to 8000mm. | 90 | 90 | 80 | Severe | 8000 | 800 |
| A326019A (C) | Three layers of Gyproc SoundBloc 15mm fixed to outside faces of two Gypframe 92 S 10 ‘C’ Stud frameworks with studs at 600mm centres, cross braced using Gypframe 99 FC 50 Fixing Channel at 3600mm centres. Three layers of 100mm Isover Cladding Roll 40 and two layers of 100mm stone mineral wool (min. 62kg/m3) in the cavity. For heights up to 9500mm. | 90 | 90 | 80 | Severe | 9500 | 800 |
| A326019B (A) | Three layers of Gyproc SoundBloc 15mm fixed to outside faces of two Gypframe 92 S 10 ‘C’ Stud frameworks with studs at 600mm centres, cross braced using Gypframe GAB3 Acoustic Braces at 3300mm centres. Three layers of 100mm Isover Cladding Roll 40 and two layers of 100mm stone mineral wool (min. 62kg/m3) in the cavity. For heights up to 4200mm. | 90 | 90 | 80 | Severe | 4200 | 800 |
| A326019B (B) | Three layers of Gyproc SoundBloc 15mm fixed to outside faces of two Gypframe 92 S 10 ‘C’ Stud frameworks with studs at 600mm centres, cross braced using Gypframe GAB3 Acoustic Braces at 3300mm centres. Three layers of 100mm Isover Cladding Roll 40 and two layers of 100mm stone mineral wool (min. 62kg/m3) in the cavity. For heights up to 8000mm. | 90 | 90 | 80 | Severe | 8000 | 800 |
| A326019B (C) | Three layers of Gyproc SoundBloc 15mm fixed to outside faces of two Gypframe 92 S 10 ‘C’ Stud frameworks with studs at 600mm centres, cross braced using Gypframe GAB3 Acoustic Braces at 3300mm centres. Three layers of 100mm Isover Cladding Roll 40 and two layers of 100mm stone mineral wool (min. 62kg/m3) in the cavity. For heights up to 9100mm. | 90 | 90 | 80 | Severe | 9100 | 800 |
Source: British Gypsum White Book Specification Selector (EN systems), retrieved 9 October 2026. Figures as published by British Gypsum; each reference links to British Gypsum's own page for the full specification. Selected systems only - not the manufacturer's full range.
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