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Acoustics
High Performance Soundproofing Barriers
Proud suppliers of premium acoustic products
ANGELSTEP ACOUSTIC UNDERLAY
AngelStep® construction combines a highly effective support and cushion.
It provides maximum performance for minimum thickness combining an impact and vibration damping and sound absorber with a decoupled noise barrier.
The resilient polyester core layer absorbs impact energy and residual airborne noise from above and below, transforming wave vibrations into heat energy.
The ‘decoupled flexible floating’ top noise barrier greatly reduces airborne sound waves - noise above or below the floor - and complies with the Building Code of New Zealand and Australia in respect to separating floors between adjoining dwellings.
When AngelStep® is installed, it delivers optimum performance and comfort for both resident and neighbours alike.
Pictured above from top to bottom: Angelstep Gold 8, Angelstep 85 (discontinued), Angelstep 48P, Angelstep 484P
AngelStep® 484P and 48P Acoustic Underlay
AngelStep® is an acoustic underlay for carpet and solid timber, engineered or laminate floating floors and ceramic tiles.
It can be used for both construction and marine related projects.
AngelStep’s construction combines a highly effective support and cushion for floating floors.
It provides maximum performance for minimum thickness combining an impact and vibration damping and sound absorber with a decoupled noise barrier.
AngelStep® comes in 2 options. Angelstep 484P (10mm thick) is a laminate of double needle punched high density sound absorbent polyester and two layers of visco-elastic noise and vapour barrier while Angelstep 48P (8mm thick) is a laminate of double needle punched high density sound absorbent polyester and one layer of visco-elastic noise and vapour barrier.
When laid over timber floors the first barrier in contact with the floor seals and damps the flooring substrate (T&G, ply, chipboard, marine ply).
Standard carpet underlay can be layed over the top of Angelstep for additional comfort under carpet as required.
For concrete floors AngelStep® can be ordered without the bottom noise barrier.
The resilient polyester middle core layer absorbs impact energy and residual airborne noise from above and below, transforming wave vibrations into heat energy.
The ‘decoupled flexible floating’ top noise barrier greatly reduces airborne sound waves - noise above or below the floor - and complies with the BCA and NZBC in respect to separating floors between adjoining dwellings.
Features
• Impact Isolation Absorber combined with airborne sound barrier
• Superior performance with minimum underlay height
• Water Repellent• Indefinite life cycle. Will not rot or break down.
• Ease of installation. Ideal for retrofit and new installations.
• Recycled materials. Textile material comprises up to 75% recycled material
• Continuous support between substrate and floor
• Cost Effective 6 star floor system
AngelStep® is fire-rated to New Zealand and international standards.
Tested to AS 1530.3, AngelStep® has the following results:
• Flammability=0
• Spread of Flame=0
• Heat Evolved=0
• Smoke Developed=0-1
AngelStep® is moisture resistant.
Exposure to an atmosphere of 50℃ and 95% relative humidity for four days showed that AngelStep® has a moisture absorption rate of less than 2% by volume
Angelstep 484p and 48P pdf
Angelstep 484P is designed for carpet, ceramic tiles & Angelstep 48P is designed for carpet, ceramic tiles
lightweight timber floor construction on a timber substrate. or new hard timber floor on concrete slab.
Note that 48P can also be used on a timber substrate.
AngelStep® GOLD 8 – Premium Acoustic Underlay designed for the Treatment of Impact Noise through floors.
Apartment dwellers have long complained about impact noise intrusion due to footsteps and clatter of utensils and articles dropped on to the floor in apartments overhead. In addition to this impact noise, many occupants have also endured excessive airborne noise transmitted from powerful TV and audio systems.
AngelStep® GOLD 8 resets the bar for the acoustic performance of flooring underlay.
Field tests have achieved the ultimate 6 Star rating – streets ahead of the NZBC minimum standards. Angelstep Gold 8 under 15mm laminated timber achieves a IIC rating of IIC 74 which far exceeds the standard IIC 55 required by the NZBC G6 code of compliance
Unique Construction
The unrivalled performance of AngelStep® GOLD 8 is due to its unique and patented construction -- a laminate of double needle punched high density sound absorbent polyester and a resilient “cross linked” microcellular foam to form an 8 mm thick tile.
Benefits
Enduring performance
No degradation of acoustic properties due to structural collapse under the weight of heavy furniture, castors and appliances.
Universal Underlay - “One size fits all”
Unlike competitive underlays AngelStep® GOLD 8 has been engineered as a universal underlay to deliver optimum acoustic performance according to the flooring type.
AngelStep® GOLD 8 is water resistant and will last the life of the building.
Suitable to combine with floor heating systems
Excellent Thermal insulation
Castor resistant
Guaranteed for the life of the building
AngelStep® GOLD 8 combines the following:
Vapour barrier
High sound and impact energy absorption
Water and most chemical resistance
Low Volatile Organic Compounds (VOC’s)
Supply Details:
Thickness: 8mm
Sheet Size: 1150mm x 1150mm
Weight: 1.2kg per tile
Use over: Concrete and timber floors
Example test results:
Tile - 6mm fibre cement under 9mm ceramic tile + AngelStepGOLD 8, foil down=L'ntw+(CI) 37 (+1)
Laminated Timber - 15mm laminated timber + AngelStepGOLD 8, foam facing up=L'ntw+(CI) 36+1 (0)
Laminated Timber - 15mm ply under 15mm laminated timber + AngelStep GOLD 8 =L'ntw+(CI) 38 (0)
Impact Values are given as the weighted, standardised impact sound pressure level (i.e. how much impact noise can be heard in the receiver room.
As this result is given in terms of level, the higher it is, the less of an effect the party element is having, and the worse the sound insulation performance.
Angelstep Gold 8 pdf