HALFEN HTT Impact Sound Insulation
Technical specifications
- Sound insulation: impact sound reduction: ΔL = 12 dB
- Certified acoustic properties: test report 2027/7205-1-Re, IBMB Braunschweig
- Fire protection: Fire protection verification: F90/F120 and R90/R120 according to report GA-2017/128, IBB GmbH
- Product range: Available in three load sizes for stair widths of 90 cm up to 200 cm, and landing slab thickness from 16 cm to 25 cm.
- Materials: Galvanised steel sheet, mineral fibre insulation material and non-reinforced elastomer bearings with general building authority
Technical documentation
Benefits
- Provides noise decoupling between stair landings and structure
- Simple and straightforward to use
- Especially suited to pre-cast concrete landings
Applications
- HALFEN HTT impact sound insulation units are suitable for bearing in-situ concrete- and prefabricated staircases onto in-situ concrete staircase landings with prevalent stationary loads. The HTT Elements are for shear and horizontal loads.
Engineering services
- Execution of drawings of technical solutions
- Aligning of technical solutions with all participants involved into the construction process
- Calculations of loads and elements selection