What is it?
Stopgap 300 HD is a fast drying self-levelling smoothing underlayment, suitable for use in light to heavy-duty areas for preparing sound absorbent and non-absorbent subfloors prior to the installation of new floorcoverings.
Where is it used?
Stopgap 300 HD is suitable for use over a wide range of subfloor types including sand/cement screed, concrete, calcium sulphate (e.g. anhydrite), granolithic, terrazzo, epoxy and polyurethane resins, ceramic and quarry tiles and Stopgap waterproof surface membranes.
What’s different about it?
It has high compressive strength, which makes it ideal for heavy duty applications, where there is a high level of foot traffic and/or heavy equipment is being wheeled around.
Something you might not know about the product:
Stopgap 300 HD can be pump applied up to 1500m2 per day, dependent upon manpower, thickness applied and equipment used.
It is protein-free which allows it to be used in biologically sensitive areas, such as hospitals.
For more information about Stopgap 300HD, visit the F. Ball website or see it in action in our video.