High-Standard Modular Design Fuel Diesel Oil Horizontal Fired Vacuum Phase Change Oil Vacuum Natural Gas Wns Hot Water Boiler for Domestic Hot Water

High-Standard Modular Design Fuel Diesel Oil Horizontal Fired Vacuum Phase Change Oil Vacuum Natural Gas Wns Hot Water Boiler for Domestic Hot Water. High Thermal Efficiency: Thermal efficiency reaches up to 105% across all models. Natural Circulation Design: Features horizontal drum placement and natural water circulation for stability. Flexible Customization: Offers full customization, minor customization, and options from samples or designs. Comprehensive Warranty: Includes one year free parts replacement and lifetime maintenance for the host. Fast Delivery: Brand new inventory usually ships within 15-30 days. Professional Support: Engineers provide online technical support, drawings, and operation manuals. Certified Quality: Holds ISO Quality, Environmental, and Occupational Health Management System certificates.