25kg cement-based fillet seal mortar for waterproofing joints

Waterproofing & Tanking

25kg cement-based fillet seal mortar for waterproofing joints

Premium cement-based fillet seal mortar designed to reinforce structural weak points in waterproofing systems.

SKU TNK004

£79.60 incl. VAT

Key features

  • Quick-hardening cement-based formulation
  • Creates smooth fillet joints at wall-to-floor and wall-to-wall transitions
  • Reinforces stress areas and structural weak points
  • Effective repair mortar for filling deep joints and damaged areas
  • Covers up to 1.4m² at 20mm thickness (approximately 10 linear metres)
  • Requires clean, debris-free substrate preparation

Product details

Product description

This quick-hardening mortar creates seamless transitions between horizontal and vertical surfaces at critical junctions. Engineered to minimise gaps and stress concentrations, it is typically applied in conjunction with tanking slurry systems for comprehensive waterproofing protection.

Applications
  • Structural waterproofing at critical junctions
  • Wall-to-floor and wall-to-wall fillet joints
  • Reinforcement of stress concentration areas
  • Deep mortar joint filling and repairs
  • Surface levelling and smoothing on uneven substrates

Specifications

Pack size
25kg
Coverage
up to 1.4m² at 20mm thickness
Type
Cement-based mortar
Coverage dependency
Varies with substrate porosity and type

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25kg cement-based fillet seal mortar for waterproofing joints

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Frequently asked questions

What is the return policy?

You can return unused, unopened items in their original sealed packaging within 14 days of delivery, with no restocking fee. Contact us first to arrange the return. You pay return postage if you've changed your mind, and we pay if the item is faulty, damaged or incorrect. Refunds go to your original payment method within 5 working days of us receiving your return. Products made, mixed or tinted to your specification can't be returned unless they're faulty. Full Return & Refund Policy

When will I get my order?

Orders are dispatched within 1–2 working days. Delivery then takes 2–4 working days after dispatch, so the total estimated delivery time is 3–6 working days from order.

Orders placed before 2pm (UK time) on a working day are processed the same day. Orders placed after 2pm, at weekends or on UK bank holidays are processed from the next working day. Working days are Monday to Friday, excluding UK bank holidays.

 Full Shipping Policy

Which payment methods do you accept?

We accept Visa, Mastercard, Maestro, American Express, Diners Club, Discover and UnionPay. You can also pay with Apple Pay, Google Pay, Shop Pay, Klarna or a Resin Coatings Direct gift voucher. Payment is taken in full when you order, through Shopify's secure checkout, and all prices are in GBP including VAT. Full Payment Policy

How much does shipping cost?

UK delivery is a flat £9.99 per order, including VAT, for any order size and any UK address. The charge is shown at checkout before you pay, and nothing else is added. We deliver to the UK only. Full Shipping Policy