Free UK Delivery on orders over £450 Free Tile Samples Available Rated Excellent on Reviews.io
Bank Holiday
Closed Monday 25th May
Order before 12pm Fri 22nd
Delivery Tuesday 26th May
Order after 12pm Fri 22nd
Delivery Wed 27th & Thu 28th May
Tile Visualiser Tile Ranges Trade Account Grout Colour Guide Blog Free Tile Samples Contact Us
020 8689 4187  |  Mon–Fri 8am–5pm
Kerakoll

Kerakoll Aquastop Nanosil Sealant Waterproofing 290 ml

  • Internal, external
  • Specific for pools with aggressive water
  • High adhesion on all materials without using primer
  • Non-corrosive, does not stain sills and kerbs in natural stone

In Stock Next Day Delivery | Order Before 12 PM | Subject to Stock Availability

£17.82
Total:
incl. VAT
Up to 15% trade saving

Trade account pricing available

Exclusive contractor & developer rates.
No minimum order required.

Apply

TileExperience Trade Account

Save up to 15% on thousands of products with exclusive trade pricing and dedicated account support.

Apply today
Next working day delivery Order before 12pm .subject to stock availability
Click & Collect available Ready in 1 hours from our London showroom
Rated excellent on Reviews.io Trusted by homeowners and trade professionals alike
Next working day delivery - stocked items only Order before 12pm .subject to stock availability
Trade account pricing available Apply online for exclusive contractor & developer rates
Rated excellent on Reviews.io Trusted by homeowners and trade professionals alike
Expert technical support Speak to a product specialist before you buy.
Type Sealant
Brand Kerakoll
Coverage 10 m (joint 5x5 mm) with 1 cartridge (290 ml)
Size 290ml
Item Qt 1 Unit

Eco ‑ friendly rigid neutral silane sealant for waterproof sealing of hydraulic and electric systems, through elements and construction elements in pools and in Kerakoll ® Laminates systems, ideal for GreenBuilding. With very low volatile organic compound emissions, safeguards the health of both operators
and the environment.

Aquastop Nanosil develops a high level of adhesion on absorbent and non-absorbent surfaces, guaranteeing the waterproofing of system passages even in the most critical space situations.

  • Specific for pools with aggressive water
  • High adhesion on all materials without using primer
  • Non-corrosive, does not stain sills and kerbs in natural stone

Use
Internally, externally and in pools to give waterproof sealing of hydraulic and electric systems, through elements and construction elements.

Compatible materials:
plasters, finishing products, screed and mineral patches;
cement and concrete cast on site or prefabricated, concrete blocks;
metals (steel, copper, bronze, brass, …);
plastic materials (PE, PPE, ABS, fibreglass, ...);
wood, glass, ceramic and porcelain tiles, natural stone.

Do not use
On dusty or poorly cohesive surfaces; on bituminous surfaces or those exuding oil, solvents or plasticizers; on substrates that are saturated with damp or subject to continual moisture rising or to waterproof leaks in specific points; for visible seals; for elastic sealing of expansion joints.

Special Notes:
Do not use in completely closed areas as the product will polymerise in atmospheric humidity

Pack size 290 ml
Coverage ≈ 10 m (joint 5x5 mm) with 1 cartridge (290 ml)
Appearance Grey thixotropic paste
Chemical nature Neutral cross-linked silane sealant
Shelf life ≈ 18 months in the original packaging
Warning Protect from frost, avoid direct exposure to sunlight and sources of heat
Joint minimum width ≥ 5 mm
Joint max. width ≤ 25 mm
Temperature range for application from +5 °C to +40 °C
Application temperature range from -40 °C to +100 °C
Delivery & Returns

UK Mainland & Scottish Highlands only

We do not deliver to Islands, Ireland or Northern Ireland

How is shipping calculated?

Shipping is based on your order weight and delivery location. Add items to your cart and enter your postcode to see the exact cost before checkout.

Some products supplied directly from our manufacturers (non-stocked brands) carry a separate delivery charge — this is shown clearly at checkout.

Free delivery on orders £450+ inc VAT

Tiles & tiling materials only · Free samples always ship free

Next working day delivery

Order before 12:00 pm · From £6.50 + VAT · APC Overnight or DPD · Under 50 kg

Not available weekends or bank holidays

Next-day delivery is not guaranteed. Delays may occur due to carrier issues outside our control. The next-day delivery charge is non-refundable in the event of a carrier delay.

No next-day to Scotland postcodes

AB · IV · KW · PA — please allow additional working days for these regions

Pallet delivery — orders over 50 kg

Semi, half or full pallet · Palletways or K & R Mason · Next working day

Kerbside delivery only — driver cannot bring goods onto the property

Supplier direct delivery (non-stocked products)

Some brands are shipped directly from the manufacturer and carry a separate delivery charge, shown at checkout.

Genesis (trims) — £19 + VAT · 1–3 days · cut-off 11:00 am

Marmox (mosaics, shower trays) — £15 + VAT · 1–3 days

Marmox (oversized backing boards) — £65 + VAT · 1–3 days

Schluter (trims) — £20 + VAT · 1–3 days

Bihui (trims) — £15 + VAT · 1–3 days

Free sample delivery

No minimum spend · Up to 4 free samples · Next working day

Free Click & Collect

Select Click & Collect at checkout to pick up your order from our Croydon warehouse. We'll send an email confirmation once it's ready — please wait for this before visiting.

Bring your order confirmation email or order number when collecting.

If someone is collecting on your behalf, they must have the order number and the name on the order.

Mon – Fri, 8:30 am – 4:30 pm. Closed weekends & bank holidays.

Tile Experience, 108 Beddington Lane, Croydon, London, CR0 4YY

Order tracking

Email or SMS sent by the carrier once your order is dispatched

Important: Do not book a tiler or fitter until your order has arrived and been fully checked. We cannot be held responsible for unforeseen delivery delays.
Full delivery policy 0208 689 4187

Delivery Costs:

Delivery fees are calculated based on the weight of your order and your delivery location. You can use the delivery fee calculator in your basket or on the checkout page to find the exact cost.


Delivery Area:

We currently only deliver to UK Mainland and the Highlands. We do not deliver to the Islands, Ireland, or Northern Ireland.


Next Working Day Delivery (Subject to Stock Availability):

Orders placed before 12:00 pm (noon) will be delivered the next working day, excluding weekends and holidays. This service starts from £6.50 (including VAT) and the final cost is based on the weight of your order and your delivery location. You can check the exact cost in your shopping cart or on the checkout page by entering your postcode.


Cut-off Time for Genesis Products (Non-Stocked): 11:00am


Economy Service (2-3 Working Days):

This service is only available for orders over 50kg. There is no additional charge for this service.


Sample Orders:

All sample orders are shipped for free via Royal Mail Tracked 48 or 24 service. Delivery typically takes 1-3 working days.


Delivery Methods:

Non-sample orders under 50kg will be dispatched via DPD or APC Overnight. Non-sample orders over 50kg (quarter, half, and full pallets) will be dispatched via Palletways or Kandrmason (curbside delivery only).


ORDER ONLINE & COLLECT IN-STORE!

Simply place your order online and choose the Click & Collect option at checkout.
We'll email you once your order is ready for pickup at your chosen store.
Collection hours: Monday - Friday: 8:30 am to 4:30 pm


For more information, please visit our Delivery Information page.

- Please inspect your order for any damages upon delivery and notify us immediately if you find any.

- We will replace any items that are damaged during transit.

- We accept returns within 30 days of delivery.

- Please note that customers are responsible for the cost of returning items.

- We will process returns and refunds promptly once the items are received at our warehouse.


Returning Trims
Schluter Trime
Returning trims - 35% restocking fees applied.
Returnign trim with replacement - 15% restocking fees applied
Customers are responsible to arrange returning the item.
If we arrange a return colleciton, a £35 return item collection feed will be applied.


Mapei-Profilpas Trims
A 20% restocking fee will be applied. (Item must be in re-sellable condition)
The customer is responsible for returning the item.


For more information, please visit our Return & Exchange page.

30-day return window

Returns accepted within 30 days of delivery. You also have a statutory 14-day cancellation right from the date of receipt.

Items must be unused & in original packaging

Returned goods must be uninstalled, unaltered and in the same condition as received.

Installed or cut items cannot be returned

Once tiles or materials have been cut, altered or installed, no return or refund is possible under any circumstances.

How to start a return

Contact us first at info@tileexperience.co.uk or call 0208 689 4187. Send the item back with your name and order number. Return shipping is the customer's responsibility.

Refund to original payment method

Processed within 3–5 working days of us receiving and approving your return.

Original delivery charges are not refunded. If no refund after 15 business days, contact us.

Damaged or incorrect items

Report within 48 hours of receipt. Email info@tileexperience.co.uk with your order number and photos of the damage. Confirmed replacements are sent next working day at no charge.

Non-stocked brands — restocking fee may apply

Returns for Genesis, Marmox and Bihui carry up to a 20% restocking fee. Schluter trims: 35% standard return, 15% if returning with a replacement order.

Cancellations

Cancel before dispatch for a full refund including delivery. Cancel after dispatch by rejecting the delivery — refund for goods only, not the delivery charge.

Important: Do not book a tiler or fitter until your order has arrived and been fully checked. Installed tiles cannot be returned.
Full returns policy 0208 689 4187

Reviews

Reviews

Product Questions

Product Questions

Loading...