Respond to these showcases www. ajplus. co. uk/ajdirect Readers may obtain information about these products by filling in the enquiry numbers on an AJ enquiry card. Advertisers wishing to promote their products on these pages should contact Chris Bond on 020 75056816 Rinnai UK has launched the 1510, which is its highest output fanned-flue gas convection heater yet. It is the first upright oscillating heater in the company's popular range. The 1510 boasts a 13.6kW output and is ideal for heating large open spaces with high ceilings or heavy thermal masses.