GENERAL INFORMATIONTR05A140.B1107 72.3 Product conformityWarmflow declares that all its products are manufactured to a high specification and in compliance with the relevantstandards.All Warmflow gas boilers are CE certified and possess technical and functional characteristics that comply with thefollowing directives and standards:GAS APPLIANCES DIRECTIVE 90/396 CEE for CE complianceLOW VOLTAGE DIRECTIVE 73/23 CEEELECTROMAGNETIC COMPATIBILITY DIRECTIVE 89/336 CEEBOILER EFFICIENCY DIRECTIVE 92/42 CEEUNI EN 297 for GAS-FIRED CENTRAL HEATING BOILERS TYPE B OF NOMINAL HEAT INPUT ≤ 70 kWEN 483 for GAS-FIRED CENTRAL HEATING BOILERS TYPE C OF NOMINAL HEAT INPUT ≤ 70 kWUNI EN 677 for GAS-FIRED CENTRAL HEATING BOILERS: SPECIFIC REQUIREMENTS FOR CONDENSINGBOILERS WITH NOMINAL HEAT INPUT ≤ 70 kWWarmflow will not be responsible for the consequences of non-observance of the instructions containedwithin this manual where actions not specifically described herein are undertaken.