
As a leading London electrical distributor, AT&T (GB) Ltd is a key stockist and premier supplier of Heat Mat’s premium electric underfloor heating and ice protection systems. AT&T bridges the gap for London contractors by providing immediate access to Heat Mat’s innovative range, which includes ultra-thin heating mats, robust undertile cables, advanced screed heating systems, and mirror demister pads. They also supply Heat Mat’s intelligent, energy-efficient touchscreen thermostats, which maximize energy savings for smart homes.
AT&T’s extensive 60,000 sq ft warehouse infrastructure ensures deep stock availability of these systems, ready for rapid dispatch. By offering same-day delivery within the M25 and specialist out-of-hours delivery to restricted city center sites, AT&T ensures electrical installers never face project delays. Backed by direct technical support and airport airside security clearance, AT&T stands as London’s premier distribution partner for Heat Mat products.
HeatMat Underfloor Heating

AT&T GB are an authorised HeatMat Underfloor Heating distributors and we stock the full range of electrical products.
Please see the link below to view our full product catalogue.
Download and view our electrical products guide covering all major manufacturers, view product images and download datasheets.
As a member of Fegime, the European buying group, we command significant buying power which means we remain competitive no matter what your order size. We also have direct relationships with major industry brands and hold stock of MK, Prysmian, Hager, Dimplex, Legrand, Aico, Thorn, Crabtree, Schneider and many more.
For more information about our electrical products delivery and logistics services please view our delivery map.
We have a same day electrical product delivery service to ALL postcodes within the M25 using our in house delivery fleet. Orders have to be placed before 11.30am.
With 15,000 products in stock we can get all major electrical brands delivered to your site ASAP.
AT&T GB Ltd are a large, independently owned supplier of electrical products and services.
We want to build long term sustainable relationships with both our customers and our suppliers.
Between our branches we have over 100,000 sq ft of warehouse space, which hold more than 15,000 products with a value in excess of £3.5million. This stock is available to any contractor at any time.
If you have a product query, need to place an order or have a large electrical project please contact us.
