Finding a single sided foam tape that isn't black in colour can sometimes be a fruitless task. So that's why we have included 3257 in our online store. Grey in colour and of a medium density construction, this single sided foam tape is the product that everyone is looking for. Suitable for a host of applications including use in air ventilation filters, window seals, anti-slip pads and general cushioning. Boasting a UV stable acrylic adhesive 3257 is fire rated and suitable for both indoor and outdoor use. Also available in 4.5mm and 6mm foam thicknesses.