X20 CDM
JUTA X20 CDM is a 20mm thick studded cavity drainage membrane, suitable for type C waterproofing in accordance with BS 8102:2009, to provide a grade 3 environment.
Read MoreProduct Benefits
- Typically used in basement walls and floors, internal damp proofing and waterproofing, vaults and tunnels.
- Complies with the latest codes of practice as published by BS, BRE and CIRIA.
Suitable for installing onto all types of concrete/stone/masonry floor slabs capable of withstanding anticipated floor loadings.
Take a look at the physical properties of our X20 Cavity Drainage Membrane. For full product information please see the datasheet linked below.
| Color | Black |
| Material | Polyethylene |
| Shape | Rectangular - Supplied in roll form. |
| Size | 2 x 20 m x 20 mm |
| Warranty Description | 60 year |
| Uniclass 2015 | Pr_25_57_51_74 Rubber studded sheets |
| CAWS | J40/47 High density polyethylene/ polypropylene studded cavity drain membrane |
| J40/290 High density polyethylene/ polypropylene studded cavity drain membrane |
| Standard | To BS 8102, Grade 3. |
| Stud height | 20 mm. |
| Sheet thickness | 1 mm. |
| Weight (minimum) | 1 kg/m2. |
| Colour | Clear and Black. |
| Performance characteristics | |
| Fire performance | To EN 13501-1, Class E. |
| Recycled content | 0%. |
| Product Reference | JUTA Cavity Drain |
| Characteristics | Test Method | X20 CDM |
|---|---|---|
| Working Temperature | N/A | - 50oC to +80oC |
| Softening temperature | N/A | 126oC |
| Tensile Strength (MD) | EN I12311-2 | 416 N |
| Tensile Strength (CMD) | EN I12311-2 | 488 N |
| Resistance to Static Loading | EN 12730 | > 20 kg |
| Compressive Strength | EN ISO 25619-2 | 170 kN |
| Reaction to fire | EN 13501-1 | Class E |
| Life Expectancy | N/A | Lifetime of Structure |
| Characteristics | Test Method | X20 CDM |
|---|---|---|
| Water Tightness (60 kPA) | EN 1928 | PASS |
| In plane flow capacity | EN ISO 12958 | 14.0 l/s/m width i = 1.0 @ 20 kPa |
| Characteristics | Test Method | X20 CDM |
|---|---|---|
| Material | N/A | VIRGIN HDPE |
| Unit Weight | EN 1849-2 | 1.0 kg/m2 |
| Sheet Thickness | EN 1849-2 | 1.0 mm |
| Stud Height | EN 1849-2 | 20.0 mm |
| Colour | N/A | Clear |
| Roll Width | 2.00 m |
| Roll Length | 20 m |
| Gross roll weight | 40 kg |
| Coverage | 40 m2 |
X20 CDM drainage membrane should be rolled out stud down and trimmed to the perimeter walls and overlapped onto the adjacent strip by two stud overlaps sealed with a line of GP® TAPE.
Refer to full installation guidelines available from our Technical Department.
A selection of standard details for information and education purposes only. Note - it is strongly advised appropriately qualified, and insured personnel undertake gas membrane installs. A gas membrane performs a critical function in the application setting and has an anticipated design service life in excess of 60 years. Do not attempt to install gas membranes from these details alone. Sole rights for use and distribution are owned by JUTA UK LTD.
BS 8102:2009
BIM objects are digital descriptions of products or materials that, when combined with other BIM objects create a Building Information Model. These downloadable files can be used for these purposes.
Download from NBS National BIM Library
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Our waterproofing membranes and structures suit a variety of applications and situations, with our TITAN® range offering not only superior waterproofing qualities but also offering invasive weed control and gas protection.
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