Since its founding in 1991, Smith's Environmental Products has expanded to take the top spot among manufacturers and distributors of fan-assisted hydronic heat emitters for homes and small businesses. Inside its specialised facilities in the UK, the company manufactures the entire product line. The firm controls a sizeable portion of the European and North American markets in addition to being the market leader in the UK. Smith’s environmental is proudly a member of The Swan Group. Smith’s Environmental create their product range from raw materials through to completed product using computerised design and automated production procedures out of 40,000 square feet of factory and office space near Chelmsford in Essex.