DY-MARK TreadRite 1L Clear Bulk Slip Resistant Coating P5 Rated Anti-Slip Paint Dust Extraction this is most likely the

this is most likely the culprit

Blue in colour

Super Strength Heavy Duty TFR is a double strength version of Heavy Duty TFR

Prepcoat Additive: Non tack primer coat for porous surfaces

DY-MARK TreadRite 1L Clear Bulk Slip Resistant Coating P5 Rated Anti-Slip Paint Dust Extraction this is most likely theDY MARK TreadRite 1L Clear Bulk Slip Resistant Coating P5 Rated Anti Slip Paint Dy Mark TreadRite is a heavy duty, textured acrylic coating designed to create durable, UV stable, and slip resistant surfaces for homes and workplaces. Tested to Australian Standards (AS 4586: 2013), it achieves a P5 slip resistance classification, making it ideal for ramps, walkways, and steps. The tough, dried finish effectively resists cracking, peeling, and exposure