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Diasen WATstop Epoxy-Cement Waterproof Tanking - 10kgDiasen WATstop Epoxy-Cement Waterproof Tanking - 10kg

Diasen WATstop Epoxy-Cement Waterproof Tanking – 10kg

Brand: Diasen
Product Code: 110
In Stock

Diasen WATstop is a three-component, fibre-reinforced cement/epoxy product that, when mixed, produces a workable mortar suitable for surface repair and surface smoothing.

£147.90 incl. VAT
£123.25 excl. VAT

Qty:

Epoxy cement-based waterproofing mortar and slurry. Diasen WATstop is a three-component, fibre-reinforced cement/epoxy product that, when mixed, produces a workable mortar suitable for surface repair and surface smoothing. With the addition of up to 40% water, a paint/slurry-like consistency can be achieved that is suitable for numerous applications including the damp proofing of walls and slabs and the waterproofing of concrete structures.

 Applications: 

  • Surface repair to concrete 
  • Smoothing of concrete and mortar 
  • Damp proofing of slabs and walls 
  • Waterproofing of concrete structures such as lift pits and swimming pools 

Advantages: 

  • Multipurpose solution 
  • Resistant to up to 9.5 bar of positive and negative pressure 
  • Excellent adhesion to the most common surfaces used in construction 
  • Solvent-free 
  • If applied by trowel it can be applied in just one coat 
  • If applied by roller or brush it can be applied in one or two coats depending on the coverage 

Suitable Substrates: 

  • Concrete 
  • Structural masonry 
  • Ceramic 
  • Steel 
  • Screed 
  • Ferrous metal 
  • PVC 

Suitable Surfaces: 

Waterproofing of: 

  • Walls – Positive pressure and negative pressure 
  • Slab/raft – Negative pressure 
  • Soffit – Negative pressure 
  • Deck – Positive pressure Yield: 7.5 litres per 10kg as a mortar

 Storage: 

Store in dry conditions at temperatures between +5°C and +35°C with containers fully sealed. 

Do not expose to freezing conditions. If these conditions are maintained and the product packaging is unopened, a shelf life of up to 12 months can be expected.

Technical Data*
Features Results Units
Yield 1.0 kg/m² as a vapour barrier with a substrate moisture content < 4% kg/m²
2.0 kg/m² as a counter-thrust waterproofing kg/m²
0.21 lb/ft² as a vapour barrier with a substrate moisture content < 4% lb/ft²
0.41 lb/ft² as a counter-thrust waterproofing lb/ft²
Colour Black –
Mixing water 10-20% by weight if the product is applied by trowel;
30-40% by weight if the product is applied with a short-hair roller or brush		 –
Pot life (T = 23°C / 73.4°F; U.R. 50%) 2 Hours
Waiting time between 1st and 2nd layer (T = 23°C / 73.4°F; R.H. 50%) Maximum 24 Hours
Application temperature +5 / +35
+41 / +95		 °C
°F
Drying time (T = 23°C / 73.4°F; U.R. 50%) 5 – 12 hours Hours
Storage 12 months in original packaging and in a dry place Months
Packaging 10kg plastic bucket Kg

*The above data, even if carried out according to standard test methods, are indicative and may be subject to changes to the specific site conditions

Final Performances Results Units Regulations Result
Waterproofing with positive pressure 9.5
139.61		 atm
psi		 UNI EN 12390-8 –
Waterproofing with negative pressure (counterthrust) 9.5
139.61		 atm
psi		 – –
Water vapour permeability μ = 13361 – EN ISO 7783 –
Adhesion on concrete surface
(Adhesion test pull off)		 2.5
362.59		 N/mm²
lbf/in²		 UNI EN ISO 4624 good
Adhesion on tuff
(Adhesion test pull off)		 3.0
435.11		 N/mm²
lbf/in²		 UNI EN ISO 4624 good
Adhesion on chipping floor
(Adhesion test pull off)		 1.5
217.56		 N/mm²
lbf/in²		 UNI EN ISO 4624 good
Adhesion on expanded polyurethane panel (PU)
(Adhesion test pull off)		 1.25
181.30		 N/mm²
lbf/in²		 UNI EN ISO 4624 good
Adhesion on expanded polystyrene (EPS)
(Adhesion test pull off)		 1.50
217.56		 N/mm²
lbf/in²		 UNI EN ISO 4624
ASTM D4541		 good
Adhesion on glazed ceramic tile
(Adhesion test pull off)		 2.50
362.59		 N/mm²
lbf/in²		 UNI EN ISO 4624
ASTM D4541		 good
Solvent resistance – – – non resistant
Organic acids resistance – – – non resistant
Inorganic acids resistance (5% concentration) – – – not good
Resistance after 50 freeze-thaw cycles (-15°C/+15°C) – – UNI EN 202
ASTM C666		 unchanged
Weathering test resistance** 1680 hours (> 10 years**) hours/years EN ISO 11507
ASTM D4587		 –
Water tightness test 2 kPa UNI EN 1928 (method A) test passed

** 1680 hours of accelerated ageing corresponds to approximately 10 years. This correspondence is purely indicative and may vary considerably depending on the climatic conditions of the place where the product is used.

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 £60 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
M2 Newton CDM 508 eco Floor 41.3 £30
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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