Verified by manufacturer 23 days ago
With deflection head arrangement
EPD
Certificate type
CCPi System
Certificate type
Knauf Shaftwall is an innovative system to form enclosures around service and lift shafts while working from one side.
Formation of enclosures around service and lift shafts while working from one side.
Knauf Shaftwall is an innovative system to form enclosures around service and lift shafts while working from one side.
The exclusive Knauf ‘C-T’ Stud makes this possible with a minimum of components. The system can provide a high level of fire resistance performance to meet the requirements of your project.
Material | Gypsum Metal Stone wool |
Shape | Rectangle Other Square |
Width | Bespoke |
Height | Bespoke |
Uniclass | |
CAWS | K10/30 Metal stud K10/125 Metal stud partition system |
Product range |
Framing | Knauf 60 'C-T' (0.92) at 600 mm centres to suit maximum height. |
Insulation | N/A. |
Linings | 2 x 12.5 mm/ 1 x 19 mm Knauf Fire Panel (lobby/ room side) / Coreboard (shaft side).Manufacturer guidanceNote:19 mm Knauf Coreboard installed within Knauf 'C-T' stud. |
Fasteners | Inner layer: 25 mm Knauf Drywall Screws – Jackpoint Self Drilling. |
Joint treatment | Horizontal plasterboard joint: Knauf Flat Fixing Plate. |
Finish | System must be taped and jointed using Knauf Joint Filler (Premium) or Knauf Joint Cement Premium and Knauf Joint Tape (Paper). Or alternative Knauf jointing compounds manufactured to EN 13963. |
Execution | Consult manufacturer's literature at |
Deflection head | For deflection head allowance of up to -25 mm or ±12.5 mm, use 2 x 19 mm Knauf Coreboard fillets, Knauf Insulation Rocksilk® RS60 within cavity head construction to depth of 300 mm, Knauf Insulation Rocksilk RS60® retained by Knauf Angle Sections 25 x 50 mm. Manufacturer guidanceThe fire resistance performance of the system is based on tested solutions using deflection head construction. |
Fire resistance | EI 60 tested in accordance with BS EN 1364-1; lobby | room to shaft / shaft to lobby | room. |
Sound insulation | N/A. |
Duty rating (to BS 5234-2) | Severe Duty in accordance with BS 5234-2, clause 1.6.2 & 1.6.3 of Annex B & C. |
System code | EN-SW-CT-60-092-6-2-12.5-FP-0. BS-SW-CT-60-092-6-2-12.5-FP-0. Manufacturer guidanceThe maximum height for all Knauf Shaftwall systems (see Partition height) follows the requirements as outlined within EN 1364-1 and DIAP (Direct Field of Application). The stated maximum height figure (see System height) is the lower value between the cold state height, calculated structurally to a limiting deflection of L/240 @ 200 Pa and the fire state height, as outlined in accordance with EN 1364-1 and DIAP (Direct Field of Application). For further information contact Knauf Technical Services – technical-uk@knauf.com or via telephone 0800 521050 (option 2). |
Partition height | Manufacturer guidanceInsert requirements, maximum 4000 mm. See System code for further details. |
Partition thickness | 87 mm. Manufacturer guidanceExcluding finishes. |
Country of material origin | Spain Manufacturer guidanceApplies to our natural gypsum only which is the main component of plasterboard. Other components are from other countries. Please contact Knauf for more details. |
Country of product manufacture | United Kingdom Manufacturer guidanceUK applies to the majority of manufacture but a small percentage of finished items may be imported. Please contact Knauf for more details. |
Material | Gypsum Metal Stone wool |
Embodied carbonA1-A3 (production stage) as defined in BS EN 15804 | Manufacturer guidanceIndividual product EPDs for plasterboard and metal components available at: https://www.knauf.co.uk/our-services/resources/environmental-product-declarations-1 |
Recyclability | Individual product EPDs for plasterboard and metal components available at: https://www.knauf.co.uk/our-services/resources/environmental-product-declarations-1 |
Recycled contentAs defined in clause 7.8 of BS EN ISO 14021 | 11.9 % Manufacturer guidance(2023 average by mass for all UK produced plasterboards, recycled gypsum & paper) |
Knauf Angle Section Data Sheet
Knauf Core Board Data Sheet
Knauf Core Board Channel Data Sheet
Knauf CT Stud Data Sheet
Knauf DF U Channel Data Sheet
Knauf Fire Panel Data Sheet
Knauf Flat Fixing Plate Data Sheet
Knauf Intumescent and Acoustic Mastic Data Sheet
Knauf J Channel Data Sheet
Knauf Joint Filler Premium Data Sheet
Knauf Paper Joint Tape Data Sheet
Knauf Self Tapping Drywall Screws Data Sheet
Knauf Wafer Head Self Tapping Screw Data Sheet
Knauf Rocksilk Building Slab Data Sheet
Knauf BS Compliance Systems
Knauf EN Compliance Systems
Knauf Fire Rated Deflection Heads Document
Knauf Standard Details - Shaftwall Double Boarded
Knauf 'I' Stud Lining (fire resistance system): ISL-I-92-090-6-2x15-FP-50
Knauf 'I' Stud Lining (non-fire resistance system): ISL-I-50-055-6-1-12.5-MP-0
Knauf 'I' Stud Lining (non-fire resistance system): ISL-I-50-055-6-1-12.5-WB-0
Knauf 'I' Stud Lining (non-fire resistance system): ISL-I-50-055-6-2-12.5-WB-25
Knauf 'I' Stud Lining (non-fire resistance system): ISL-I-50-055-6-2-15-SSP-25
Knauf 'I' Stud Lining (non-fire resistance system): ISL-I-50-055-6-2-15-SSP-50
Knauf 'I' Stud Lining (non-fire resistance system): ISL-I-50-055-6-2-15-WB-25
Knauf 'I' Stud Lining (non-fire resistance system): ISL-I-60-070-6-2-15-MP-50
Knauf 'I' Stud Lining (non-fire resistance system): ISL-I-60-070-6-2-15-SSP-50
Knauf Hybrid Isolator: IC-70-055-4-2x15-SSP-2x15-PP-2x25(229/90)