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 Honeywell CM60RF wireless thermostats, which use safe low-power radio signals back to their boiler units, were used at a stately home in Devon after the owners specified that there should be 'no damage to historic decorations, no cable holes and no visible wiring'. The owners were delighted with the system.