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Place Order Before 12:00pm

Free UK Delivery

Next Day, on all orders over £450

Free Samples

Order up to 4 free samples

Next WORKING Day Delivery

Place Order Before 12:00pm

SPRING BANK HOLIDAY CLOSURE: We are closed on Monday, 26 May 2025.

Orders placed after 12 PM on Thursday, 22 May will be delivered on 27 May. | Orders placed after 12 PM on Friday, 23 May will be delivered between 28-29 May.

Kerakoll H40 Grey Gel Adhesive Standard 20kg
Kerakoll H40 Grey Gel Adhesive Standard 20kg

Kerakoll H40 Grey Gel Adhesive Standard 20kg

In stock

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Description

Kerakoll H40 Gel Tile Adhesive

Kerakoll H40 Gel is a high-performance, standard-setting, multipurpose gel adhesive developed for structural bonding of ceramic tiles and natural stone. Its innovative formulation combines fluidity with thixotropy, delivering excellent workability and adhesion, while maintaining non-slip and non-slump properties ideal for both walls and floors.

Key Features

  • High Adhesion and Flexibility – Ensures a secure bond and absorbs substrate movement without cracking.
  • Extended Open Time and Pot Life – Offers greater flexibility during installation.
  • Non-Slip and Non-Slump – Perfect for vertical applications; holds heavy tiles in place without sliding.
  • Wide Compatibility – Suitable for a broad range of substrates including:
  • Existing tiles
  • Heated screeds
  • Concrete and cement-based screeds
  • Gypsum and anhydrite
  • Plasterboard and fibro-cement
  • Timber, metal, and PVC
  • Thermal insulation panels and soundproofing sheets

Technical Specifications

  • Pack Size: 20 kg bag
  • Coverage (per mm thickness):
  • Grey (26% mix ratio): approx. 1.3 kg/m²
  • White (30% mix ratio): approx. 1.2 kg/m²
  • Layer Thickness: 2 mm to 15 mm
  • Pot Life at +23°C: approx. 4 hours
  • Open Time at +23°C: ≥ 60 minutes
  • Wall Grouting Time at +23°C: approx. 12 hours
  • Floor Grouting Time at +23°C: approx. 16 hours

Ready for Use:

  • Light foot traffic: 1–2 days
  • Heavy traffic: 3–5 days
  • Swimming pool immersion: after 14 days

Shelf Life: 12 months in original sealed packaging, stored dry

Applications

Kerakoll H40 Gel is suitable for:

  • Internal and external flooring and wall applications
  • Residential, commercial, and industrial settings
  • Wet areas like bathrooms, showers, spas, and swimming pools
  • Facades, terraces, and balconies
  • Overlaying existing tiled surfaces

This adhesive provides professional-grade performance and durability, making it ideal for complex tiling projects where precision and reliability are essential.

Technical Info

Brand Kerakoll
Colour Grey
Coverage Grey (mixing ratio 26%) ? 1.3 kg/m2 per mm thickness
White (mixing ratio 30%) ? 1.2 kg/m2per mm thickness
Size 20kg
Type Adhesive

Reviews

Reviews

Product Questions

Product Questions

Delivery & Returns

Delivery & Returns
Delivery Information

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): 11:00 am

NO Next Day Service - Scotland:

We are unable to offer next-day service to the following postcode regions in Scotland.

Postcode: AB, IV, KW, PA .

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 (Kerbside 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.

Returns Information
  • 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.
  • 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 Trims:

  • Returning trims - 35% restocking fee applied.
  • Returning trim with replacement - 15% restocking fee applied.
  • Customers are responsible for arranging the return.
  • If we arrange a return collection, a £35 return item collection fee 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.

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.