Acospray DC2 1.0

For anyone who prefers a fine spray texture and does not want to compromise on the absorption of speech frequencies. The spray plaster combination of binder and cellulose fibers for a quiet atmosphere.

Acospray DC 2 1.0 is also available as a Green Line and in the color of your choice.

Specifications

  • Acospray DC2 1.0 is a sustainable, sound-absorbing spray plaster. It consists of two components: Firstly, a binder, and secondly, enriched and recycled cellulose fibers. The material can be applied in a thickness of 5 to 45 mm. Excellent absorption of speech frequencies is already achieved with a layer thickness of 25 mm.

  • The material is applied using a special spraying process in which several layers are sprayed on crosswise. This creates a diffusion-open surface with a fine spray structure.

  • Acsopray DC2 1.0 can be applied to almost all substrates. Thanks to its hygroscopic properties, it can be used in swimming pools or in semi-outdoor areas such as balconies. After drying, the weight per 10 mm application thickness is a light 1.5 - 2.0 kg/m².

  • This product is also available as a Green Line with India Yellow or Hong Kong Grey fibers.

    • Cradle2Cradle Institute, certification level achieved: Cradle2Cradle Bronze

    • MRPI (Dutch environmental product information), ISO 14025 Environmental Product Declaration: compliant

    • MRPI, LCA according to the determination method of the Dutch Stichting Bouwkwaliteit (Building Quality Foundation), MKI (environmental costs) A-D 0.24ct/m² for the mass-supported variant

    • Frauenhofer, DIN EN 16516, VOC, meets requirements for building products with regard to VOC and SVOC 2015/NIK list 2015: fulfilled

    • Intertek, ASTM standard D7234, adhesive strength ≥ 736 to ≤ 12600 dead weight

    • Intertek, ASTM standard C1338-19, microbiological resistance, compliant

    • Intertek, standard ISO105-A02, color change, class 5

    • Efectis, 1350-1:2018, B-s1.d0, additionally the new borate-free variant B-s2.d0, corresponds to fire behavior group RF2 of the VKF fire protection directive in Switzerland

    • White

    • Cool Grey

    • ILA (concrete) gray

    • Black

    • Many other specific colors. The coloring is achieved by adding pigments to the binder.

  • Dust and cobwebs can be removed using a vacuum cleaner with a soft textile nozzle attachment. Another option is cleaning with dry ice. We are happy to offer a maintenance contract for both options on request.

  • Small repairs are carried out manually, medium-sized repairs with our mini machine (38 kg) and large repairs are carried out with the standard sprayer (200 kg).

  • The material can be sprayed over using an airless spraying technique. The application of paint with a paint roller is not recommended.

  • After moistening and 24 hours exposure time, the material can be easily removed without leaving any residue.

    • The substrate must be clean, dry and airtight (drywall joints must be sealed)

    • The surface quality of the substrate determines the evenness of the final result

    • Acoprimer promotes adhesion, prevents leaching and moisture saturation of the substrate

    • Junction boxes and the like must be extended by the thickness of the insulation layer

    • If a flush finish cannot be achieved through the wall or window/door frame, an end profile with a thickness of 10 mm or more must be fitted

    • Metal parts must be pretreated against corrosion

    • Assembly using mobile scaffolding or lifting platforms

    • Temperature during processing ≥15°C

    • Installations/wall sections are sprayed with a standard thickness of 10 mm

    • To speed up the drying process, we recommend the use of fans and construction dryers; a moisture meter is provided to monitor the process

    • Cuffs or 3D-printed constructions are available for spots

Acoustic values

Structure

5 mm

15 mm

32 mm

42 mm

2kHz

0.67

0.97

0.96

0.98

αw

0.40

0.65

0.85

0.90

NRC

0.50

0.75

0.80

0.85

For our building acousticians

All acoustic values of our products in comparison and at a glance.

Sample order

We are happy to send up to 3 samples free of charge. For 3 or more samples, we take the liberty of charging you CHF 25. All available samples can be viewed under sample order.

Acospray DC2 1.0: White
Acospray DC2 1.0: Black
Acospray DC2 1.0: Cool Grey
Acospray DC2 1.0: Anthracite Grey (OMAN)
Acospray DC2 1.0: Concrete Grey (ILA)

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