Sika | SKU: 114448

Sika-1 Waterproofer Liquid Waterproofing Additive

£100.83

Size

5L 25L

Product variants

Customer Services

Got a query? Call 0330 055 8210

We're open from 8am to 5pm, Monday to Thursday, and 8am to 4:30pm on Friday.

Delivery and Shipping

Delivery is £12.50 + VAT to UK Mainland. Orders over £100.00 + VAT qualify for free delivery, except for certain products—these will be clearly shown at checkout.

Orders placed by 3pm (stock permitting) are dispatched the same working day on a next working day service (not guaranteed).

Some areas, like Northern Scotland, may take 2–3 working days.

Northern Ireland, Channel Islands and Isle of Man at extra cost – contact us for a quote

We're open:
Mon–Thurs: 8am–5pm
Friday: 8am–4:30pm

Call us: 0330 055 8210

Sika-1 Waterproofer Liquid Waterproofing Additive – waterproofing admixture

Sika®-1 is a normal setting liquid waterproofing admixture for mortar and concrete.

Key benefits

Sika®-1 blocks the capillaries and pores in the applied cementitious system to provide an effective water barrier against the transmission of liquid water
The benefits of Sika®-1 include, but are not limited to the following:
Increased impermeability of mortar/concrete
Ready to use
Easily dispersed
Chloride-free

Typical applications

Sika®-1 is used for waterproofing of mortars and concrete, in particular for:

Renders, masonry mortars and screeds
Reinforced and unreinforced concrete
Brick, concrete and stone substrates
Indoor and outdoor applications, such as basements, swimming pools, tunnels, water tanks, manholes, culverts
Usage in tropical and hot climate conditions