The Worcester Greenstar 12i/15i/18i/24i Boiler Pump Head 8716120411 is a high-quality boiler part designed for indoor use. With an energy efficiency rating of A+++, this compact pump head is suitable for LP gas and petrol-powered boilers. Manufactured by Worcester, a reputable brand in the industry, this unit comes with a 1-year manufacturer warranty. Its sleek black design complements any heating system, making it a reliable and efficient choice for your home heating needs.