The SpecSeal SSP4S Putty Pads are a set of 20 pads that are 5mm thick and designed to provide a secure seal against fire and sound. Manufactured by the brand SpecSeal, these pads are ideal for use in construction and building materials to create a reliable barrier against unwanted noise and heat. With a focus on quality and performance, these putty pads offer a durable and effective solution for various industrial and commercial applications. New in box. Quantity: one box of 20 pads. B4/6B/2