Product Data Sheet Show all documents

SikaRoof® HD Attenuation Layer 85 UK

 HD Attenuation Layer

SikaRoof® HD Attenuation Layer 85 UK is an attenuation layer made of recycled PP material. The product has high temporary retention volume when used in combination with a Flow Control System for specific regulation of water discharge.

  • For temporary storage of rainwater with regulated water discharge through a Flow Control System
  • With Capillary Bridges to transport stored rainwater from the drainage level into the substrate layer and to increase evaporation (accessories)
  • High compressive strength
  • With freely flowable structure for quick distribution of rainwater within the retention room
  • Suitable for inverted roofs
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Product Data Sheet Show all documents

Usage

  • For the construction of water retention roofs.
  • Suitable for use under extensive and intensive greening and traffic areas
 

Advantages

  • For temporary storage of rainwater with regulated water discharge through a Flow Control System
  • With Capillary Bridges to transport stored rainwater from the drainage level into the substrate layer and to increase evaporation (accessories)
  • High compressive strength
  • With freely flowable structure for quick distribution of rainwater within the retention room
  • Suitable for inverted roofs

Packaging

Pre-assembled large format elements consisting of 4 individual elements including Capillary Bridges and 8 Connectors. Up to 48 individual elements on one disposable pallet.

Colour

Black

Product Details

Product Information

Chemical Base

Recycled PP

Shelf Life

2 Years

Storage Conditions

Products should be stored away from UV in dry conditions and protected from extremes of temperature.

Dimensions

2.38 x 1.18 m

Thickness

Approximately 85mm

Weight

Approximately 5.7kg/m²
Technical Information

Water flow capacity

i = 0.00 (= 0% roof pitch)

2.80 l/(m*s)

i = 0.01 (= 1% roof pitch)

6.07 l/(m*s)

i = 0.02 (= 2% roof pitch)

8.63 l/(m*s)

i = 0.03 (= 3% roof pitch)10.30 l/(m*s)

Water retention

Approximately 80 litres/m²

 

Application

Application steps

APPLICATION INSTRUCTIONS

Installation works should be carried out by suitably trained contractors in strict accordance with the project specification.

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