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Visqueen Ultimate Geoseal - 1mm x 2.44m x 41mVisqueen Ultimate Geoseal - 1mm x 2.44m x 41m

Visqueen Ultimate Geoseal – 2.44m x 20.5m x 1mm

Brand: Visqueen
Product Code: RS082430
In Stock

Visqueen Ultimate Geoseal is a 1mm thick, robust pre-applied waterproofing barrier. The upper surface is textured to aid adhesion to cast concrete, and the membrane is supplied in single wound rolls (not folded) of 2.44m x 20.5m.

£1,177.96 incl. VAT
£981.63 excl. VAT

Qty:

Visqueen Ultimate Geoseal is a 1mm thick, robust pre-applied waterproofing barrier. It is coloured grey on the upper surface and black on the reverse. The grey surface is textured to aid adhesion to cast concrete. The barrier is supplied in single wound rolls (not folded), 2.44m x 20.5m.

Features & benefits 

  • Agrement certified – third party accreditation
  • Complies with NHBC Foundation’s NF94 guidance for use in Type B and Type C membrane locations
  • Complies with CIRIA C748:2014 – industry standard for volatile organic compounds (VOC) protection
  • Complies with the methane gas transmission rate, mass per unit area and thickness requirements of BS 8485:2015 + A1:2019 – industry standard for methane and carbon dioxide protection
  • Type A Barrier Membrane (Tanking Membrane) – resistant to ground water in accordance with BS 8102:2022
  • High resistance to impact compared to standard Visqueen DPMs – greatly reduces risk of barrier becoming damaged during the build process
  • Also provides radon and damp proof membrane protection
  • Dual jointing methods – depending upon specification, lap joints can be taped or heat welded
Property Test Method Units Criteria Result
Colour Grey/black
Weight kg 97
Length EN 1848-2 m -0/+10% 20.5
Width EN 1848-2 m -0/+10% 2.44
BS 8485 and C748:2014 data
Puncture EN 12236 N MDV 2850
Impact resistance Method A hard surface EN 12691 mm MDV 750
Impact resistance Method B soft surface EN 12691 mm MDV >2000
Tensile strength MD (1) equipment unable to break the barrier ASTM D4885-01 kN/m MDV 11.9
Tensile strength CD (1) equipment unable to break the barrier ASTM D4885-01 kN/m MDV 12.7
Elongation MD (1) equipment unable to break the barrier ASTM D4885-01 % MDV >500
Elongation CD (1) equipment unable to break the barrier ASTM D4885-01 % MDV >501
Tear resistance – trouser method A – MD BS ISO 34-1 kN/m MDV 79.6
Tear resistance – trouser method A – CD BS ISO 34-1 kN/m MDV 75.8
Tear resistance – angle method B – MD BS ISO 34-1 N MDV 128.3
Tear resistance – angle method B – CD BS ISO 34-1 N MDV 126.9
C748:2014 – Permeation vapour tests @ 100% conc.
Benzene ISO 15105-2 ml/m²/d MDV <1
Toluene ISO 15105-2 ml/m²/d MDV <1
Ethyl benzene ISO 15105-2 ml/m²/d MDV <1
m,p xylene ISO 15105-2 ml/m²/d MDV <1
Hexane ISO 15105-2 ml/m²/d MDV <1
Vinyl chloride ISO 15105-2 ml/m²/d MDV <1
Tetrachloroethene (PCE) ISO 15105-2 ml/m²/d MDV <1
Trichloroethene (TCE) ISO 15105-2 ml/m²/d MDV <1
Naphthalene ISO 15105-2 ml/m²/d MDV <1
C748:2014 – Chemical immersion testing (2) (2) Pass achieved if barrier under test is within 25% of untested barrier Weight % (2) Thickness % (2) Tensiles/elongation (2)
Benzene EN 14414 Pass Pass Pass
Toluene EN 14414 Pass Pass Pass
Ethyl benzene EN 14414 Pass Pass Pass
(m,p, and o) xylenes EN 14414 Pass Pass Pass
Hexane EN 14414 Pass Pass Pass
Vinyl chloride EN 14414 Pass Pass Pass
Tetrachlororthene (PCE) EN 14414 Pass Pass Pass
Trichloroethene (TCE) EN 14414 Pass Pass Pass
Naphthalene EN 14414 Pass Pass Pass
CE Marking to EN 13967:2017
Characteristic Test method Units Criteria Result
Tensile Strength – MD EN 12311 N/mm² MDV 23.6
Tensile Strength – CD EN 12311 N/mm² MDV 22.4
Tensile Elongation – MD EN 12311 % MDV 701
Tensile Elongation – CD % MDV 706
Joint Strength EN 12317-2 N MDV 598
Watertightness 2kPa EN 1928 – Pass/Fail Pass
Resistance to impact EN 12691 mm MDV 700
Durability watertightness after heat ageing EN 1296 60kPa Pass/Fail Pass
Durability watertightness against chemicals EN 1847 – Pass/Fail Pass
Resistance to tearing (nail shank) CD EN 12310-1 N MDV 720
Resistance to tearing (nail shank) MD EN 12310-1 N MDV 750
Resistance to static loading EN 12730 kg >MLV 20
Water vapour transmission – resistance EN 1931 MNs/g MDV 2142
Water vapour transmission – permeability EN 1931 g/m²/d MDV 0.063
Watertightness welded and taped joint EN1928 60kPa Pass/Fail Pass
Methane gas transmission rate (unjointed) ISO 15105-1 ml/m²/day/
atm		 >40 3.2
Methane gas transmission rate (jointed) ISO 15105-1 ml/m²/day/
atm		 >40 34.7
Carbon dioxide gas transmission rate (unjointed) ISO 15105-1 ml/m²/day/
atm		 <40 7
Radon permeability SP RI.SE m²/s 3.0 x 10¯¹²

 

Please see our our Delivery policy page for full details of our delivery terms and conditions, including information on exclusions, geographical restrictions, third parties, and failed deliveries.

1. Delivery Timescales

We will endeavour to deliver all orders within 1-3 working days (subject to geographical restrictions). Please note, where delivery lead-times for individual orders may be subject to change, we will keep you informed directly by phone or email within 24 hours of your order being placed.

Deliveries will not be made on UK bank holidays, and in such cases will fall on the next working day.

Standard delivery hours are between 8am and 6pm, Monday to Friday. If you are not available to accept the delivery when it is attempted, then a failed delivery charge will be applied (see the Delivery page for full details)

2. Delivery Fee Structure:

All orders, excluding those containing products covered in section 3 below, will be subject to the below delivery fee structure:

  1. Total order weight is between 0kg and 10kg = £7.99 standard delivery fee
  2. Total order weight is between 10kg and 20kg = £12.99 standard delivery fee
  3. Total order weight is between 20kg and 75kg = £20 standard delivery fee
  4. Total order weight is 75kg and above = £60 large order delivery fee
  5. Total order value exceeds £500 (regardless of weight) = Free delivery

3. Exclusions

The delivery fees detailed above apply to all orders, excluding:

  1. Orders containing insulation will be charged at £65 per pallet (10 units per pallet). Please get in touch with us directly for pricing and ordering.
  2. Orders containing protection boards: A large order delivery fee of £60 will be applied.
  3. Orders containing membranes of two metres wide and above: The delivery fee will be calculated as a price per unit*.
Code Description Weight (kg) Delivery Fee Per Unit
Multiple All membrane products with a width of two metres and above Varied £20
M3 Newton CDM 508 Mesh 29.26 £25
M4 Newton CDM 520 eco Floor 37.62 £40

*Please note that, for orders containing membranes of two metres wide and above:

  1. Once the total order weight exceeds 75kg then the £60 large order fee will automatically be applied
  2. Once the total order value exceeds £500 then the free delivery policy will automatically be applied

4. Geographical Areas

The above delivery fees apply to all postcodes in mainland England, Wales and Scotland.

For deliveries to Ireland, Northern Ireland, the Channel Islands, the Scottish Isles, and any international orders please get in touch with the BaseTec team directly by email or phone for a custom delivery price. Standard delivery timescales do not apply to these areas and will be advised on request.

Additional charges, including customs fees, duties, or taxes may apply for international orders.

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