Diall Acoustic & Thermal Insulation Roll (L)2.5m (W)0.5 M (T)6mm

Foam - A stubstance formed by trapping air in a solid or liquid

Frequency - A term used to describe how often something is done

Frequency - A wave frequency is the number of times a wave repeats within a given time

Wall - A physical barrier between two areas

Audio - Also known as sound. An audible vibration wave which can be heard.

B&Q are the largest home improvement retail company in Europe with 350 stores in the UK and 60 stores internationally. They sell a range of DIY products for home improvement, and have a product range of over 40,000 items. The first B&Q store was opened in 1969, within 10 years they had 26 stores nationwide. Most branches of B&Q are warehouse style stores that house all the products in store available for customers to take home straight away. They sell kitchens, bathrooms, furniture, storage and shelving, garden buildings and furniture, heating equipment, decorating supplies, building materials, electrical appliances and power tools. Many branches also have garden centres selling a variety of plants, shrubs and accessories. Their staff are knowledgeable and are on hand to help customers achieve their home improvement goals. Their website at diy.com has a wealth of help and advice available, and allows customers to order online for home delivery, or store pick up. The brand are also popular with trade customers and have opened several trade counters throughout the UK.