Liquid Membranes

Liquid Membranes is the ideal ready-to-use waterproofing compound. It provides a permanently flexible watertight membrane on floors and walls prior to tiling in shower areas, wet rooms and wet zones, and other areas subject to water exposure
There are many brands that are currently being sold in the United Kingdom and basically they all perform the same function
It is important to note when applying the liquid you should adhere to the manufacturers guide lines as applying to thinly or to thickly can result in failure.
The consumption of the product is another factor when choosing a liquid membrane as different brands products will differ in the coverage of the product

Below are the main brands sold in the United Kingdom of liquid membranes

Aquashield
Liquid applied, fast setting, elastomeric waterproof membrane Easy to apply single component
Seamless waterproof membrane system
Fast curing allows tiling on same day
Excellent crack bridging properties
Breathability allows release of trapped moisture

Proshield
UltraTileFix ProShield provides waterproof protection to backgrounds in wetrooms, domestic bathrooms, kitchens and showers and is suitable for both walls and floors prior to tiling. It is a polymer emulsion based product for use on internal installations only.

ProShield-Membrane-1

Hydroban
Hydroban is a thin, load bearing waterproofing/crack isolation membrane that DOES NOT require the use of fabric in the field, coves or corners. HYDRO BAN is a single component self curing liquid rubber polymer

Laticrete-Membrane-1

Aquadefence
Ready to use, flexible, ultra rapid drying waterproofing membrane for interior and exterior use in showers, wet rooms and on balconies Can be tiled after 4 hours. For use on screed, render, concrete, plywood and ceramic finishes

Mapei Aquadefence

Nanodefence
Certified, eco‑friendly, organic, water‑based, mineral waterproofing product for absorbent substrates in damp environments, ideal for use in GreenBuilding.
Nanodefense Eco develops total water‑resistance under positive thrust guaranteeing the protection of absorbent substrates or those subject to damp, or in constantly humid environments

Nanodefense Membrane

Rocatex
Rocatex Waterproof Tanking Coat is a rapid drying, highly flexible, one part solvent free liquid rubber membrane based on an advanced durable synthetic latex polymer system with excellent waterproofing properties.Once cured the membrane remains elastic and forms a seamless barrier to water.

Rocatex-Membrane-1

Aquaseal
Aquaseal Waterproof Tanking Membrane is the ideal ready-to-use waterproofing compound. It provides a permanently flexible watertight membrane on floors and walls prior to tiling in shower areas, wet rooms and wet zones, and other areas subject to water exposure.

aquaseal

Weber.sys protect
Ready-mixed, under tile tanking kit which acts as a liquid waterproofing membrane to protect water-sensitive substrates. Suitable for use on walls and floors in humid areas, such as sanitary blocks, showers and kitchens.
Below is a video for the installation of the Aquashield liquid waterproofing membrane as with all brands of membrane the installation methods are fairly universal

Weber

Below are some videos showing the installation of liquid membranes . Basically the installation is universal regardless of the brand

Some brands may be limited to wall use only so it is a good practice to read up the information on the brand that you choose and it's limits