Self-Adhesive & Perfect for Soundproofing & Underfloor Heating under Carpet, Wood, Laminate, Vinyl, Rugs & Carpet Tiles. Perfect for Kitchen, Bathroom, Bedroom, Lounge, Dining, Hall, Stairs, Commercial. Instalay Q30 High-Grab Acoustic is a 3mm peel & stick acoustic underlay that can be laid under carpet, carpet tiles, vinyl, laminate and