18Kw 20Kw 24Kw 26Kw Underfloor Heating Gas Combi Boiler Constant Temperature Energy Saving
18Kw 20Kw 24Kw 26Kw Underfloor Heating Gas Combi Boiler Constant Temperature Energy Saving, Helping You Enjoy Reliable Central Heating, Instant Hot Water and Lower Energy Costs Every Day
Description
Space-Saving Design for Modern Homes
The compact wall-mounted condensing gas boiler combines heating and domestic hot water in one unit, eliminating the need for separate storage tanks. Perfect for apartments, villas and family houses where every square meter matters.
High Energy Efficiency
Advanced condensing technology recovers additional heat from exhaust gases, helping you reduce gas consumption, lower utility bills and decrease carbon emissions without sacrificing comfort.
Instant Hot Water Whenever You Need It
The boiler heats water on demand, so you never have to wait for a storage tank to refill. Enjoy fast hot water for showers, kitchens and household cleaning at any time.
Continuous Hot Water Supply
Designed to provide a steady flow of hot water for daily household use. Whether your family is showering, washing dishes or doing laundry, you can enjoy reliable hot water throughout the day.
Ideal for Large Families
Supports high hot water demand and multiple usage points, making it an excellent solution for busy households with several bathrooms and family members.
Comfortable Whole-Home Heating
Delivers efficient and consistent heating throughout your home, creating a warm and comfortable environment in living rooms, bedrooms, bathrooms and home offices.
Perfect for Underfloor Heating and Radiators
Compatible with both underfloor heating systems and radiator heating networks, offering flexible installation options for new homes and renovation projects.
Attention
Intelligent Constant Temperature Control
Smart sensors automatically adjust heating performance to maintain stable room temperatures and hot water output, ensuring you enjoy uninterrupted comfort.
Fast Heating Response
The high-efficiency burner quickly reaches the desired temperature, helping your home warm up faster during cold mornings and winter evenings.
Summer & Winter Mode Switching
Easily switch between heating and hot water functions. During summer, you can disable space heating and keep domestic hot water available, helping you save energy.
Quiet Operation
Low-noise components ensure smooth and quiet performance, allowing you and your family to enjoy a peaceful indoor environment.
Smart LED Display and Easy Controls
The user-friendly control panel features a clear LED display, allowing you to monitor temperatures and adjust settings quickly and conveniently.
Anti-Freeze Protection
When outdoor temperatures drop, the intelligent anti-freeze system automatically protects internal components and water pipes from freezing damage.
Dry-Burn Protection
The system automatically detects insufficient water conditions and prevents dry operation, helping extend the life of critical components.
Flame Failure Protection
If the flame is unexpectedly extinguished, the gas supply is immediately shut off, providing enhanced safety for you and your family.
Overheat Protection
Continuous temperature monitoring prevents overheating and ensures safe, reliable operation under all working conditions.
Pump Anti-Seizure Protection
The circulation pump automatically activates during extended idle periods, preventing pump blockage and maintaining long-term reliability.
Multiple Safety Protection System
Comprehensive protection includes:
Anti-Freeze Protection
Dry-Burn Protection
Flame Failure Protection
Overheat Protection
Water Pressure Protection
Pump Anti-Seizure Protection
Automatic Fault Detection
Perfect for Apartments
A compact and efficient heating solution for apartment owners who need reliable heating and instant hot water without sacrificing living space.
Ideal for Villas and Family Houses
Provides powerful heating and continuous hot water for larger homes, ensuring comfort for every member of your family.
Suitable for Guest Houses and Small Hotels
Reliable heating and hot water performance make this boiler an excellent choice for guest houses, boutique hotels and light commercial properties.
Smart Comfort Designed for You
Whether you live in an apartment, villa or family house, this condensing gas combi boiler helps you enjoy efficient heating, instant hot water and lower operating costs all year round.
Parameter
| Parameter | Specification |
|---|---|
| Model | SB1P24-G |
| Gas Type & Supply Pressure | Natural Gas 12T / 2000Pa |
| Applicable Gas Pressure Range | 1500Pa – 3000Pa |
| Rated Heat Input | 24kW |
| Rated Heat Output | 21.6kW |
| Minimum Heat Input | 9.6kW |
| Minimum Heat Output | 8.16kW |
| Radiator Heating Temperature Range | 30°C – 85°C |
| Underfloor Heating Temperature Range | 30°C – 60°C |
| Heating System Pressure Range | 0.05MPa – 0.3MPa |
| Expansion Tank Capacity | 6L |
| Maximum Heating System Water Volume | 100L |
| Pump Head | 5m |
| Recommended Heating Area | 80㎡ – 108㎡ |
| Power Supply | 220V / 50Hz |
| Maximum Electrical Input Power | 120W |
| Coaxial Air Intake & Exhaust Flue | Φ60 / Φ100 mm |
| Protection Rating | IPX4 |
| Product Dimensions (W × H × D) | 740 × 400 × 270 mm |
| Package Dimensions | 810 × 460 × 310 mm |
| Net Weight / Gross Weight | 31kg / 34kg |
Desire
22 Years of Manufacturing Experience
You work with a company that has been focused on home appliance development and manufacturing for over 22 years. This experience allows us to understand market demands, improve product performance, and maintain stable production standards. Whether you are launching a new product line or expanding your existing business, you can rely on a partner with proven industry expertise.
Strict ISO 9001 Quality Management
You can have confidence in every product you receive. Our ISO 9001-certified quality management system covers every stage of production, from raw material inspection and component testing to in-process quality control and final product inspection. This helps ensure consistent quality and reduces the risk of after-sales issues for your business.
Trusted by Customers Worldwide
You benefit from products that are already serving customers across North America, South America, Europe, Russia, Africa, and other international markets. This global experience helps us better understand different market requirements and allows you to source products with proven acceptance and performance.
One-Stop OEM & ODM Service
You can simplify your sourcing process with complete OEM and ODM support. From product design and component selection to packaging, branding, and final production, our team works closely with you to develop products that match your market needs and brand positioning.
Modern Production Facilities
You benefit from advanced production equipment and well-organized manufacturing lines designed to improve efficiency and product consistency. This helps ensure stable quality and reliable production schedules, even during peak seasons.
Professional Research and Development Team
You gain access to an experienced engineering team focused on product innovation and continuous improvement. Whether you need product customization, technical upgrades, or new product development, we can help turn your ideas into market-ready solutions.
Comprehensive Quality Testing
You receive products that go through multiple testing procedures before shipment. These include performance testing, safety inspections, durability checks, gas leakage testing, and final quality verification. Our goal is to make sure every unit performs as expected when it reaches your customers.
Certification Support for Global Markets
You can source products designed to meet the requirements of different countries and regions. Our team understands international compliance standards and can support certification needs to help you enter new markets more efficiently.
Flexible Customization Options
You can customize product appearance, technical specifications, packaging, manuals, labels, logos, and other details based on your business requirements. This flexibility helps you create products that stand out in your target market.
Stable Production Capacity
You can count on us whether you need a small trial order or a large-volume purchase. Our manufacturing capacity is designed to support growing businesses and long-term cooperation without compromising quality or delivery performance.
Efficient Export and Logistics Support
You benefit from years of export experience and professional logistics coordination. From packaging and documentation to shipment arrangements, our team helps ensure your orders arrive safely and efficiently.
Reliable Spare Parts Supply
You can reduce maintenance concerns with long-term spare parts availability. We provide support for replacement components and accessories, helping you maintain product performance and improve customer satisfaction after purchase.
Responsive After-Sales Service
You are supported by a dedicated team that responds quickly to questions and technical inquiries. Whether you need product information, troubleshooting assistance, or spare parts support, we are committed to helping you resolve issues efficiently.
Multi-Market Business Support
You work with a partner familiar with different customer preferences, product standards, and business practices across global markets. This experience helps you reduce sourcing risks and improve your competitiveness.
Long-Term Partnership Focus
You gain more than a product supplier. You gain a manufacturing partner committed to supporting your business growth, helping you improve operational efficiency, strengthen your brand, and build long-term success in your market.
Pain
High After-Sales Rate
You need products that perform reliably after they reach your customers. Vangood follows strict quality control procedures throughout the entire production process, from component inspection to final product testing. This helps You reduce returns, warranty claims and after-sales costs while improving customer satisfaction.
Unstable Quality
You should never have to worry about inconsistent product quality from one order to the next. Vangood operates under a comprehensive quality management system to ensure every batch meets the same standards, giving You confidence in every shipment.
Insufficient Certifications
You may face challenges when entering different markets without the proper certifications. Vangood provides CE-certified products and supports compliance requirements, helping You bring products to market more smoothly and with fewer obstacles.
Unstable Water Temperature
Your customers expect a comfortable and reliable hot water experience. Vangood uses stable heating and combustion technology to help You provide consistent hot water performance in a wide range of operating conditions.
Poor Low Water Pressure Performance
Many outdoor and remote locations have limited water pressure. Vangood water heaters are designed to operate under low water pressure conditions, allowing You to serve camping, RV, caravan, farm and off-grid markets more effectively.
High Gas Consumption
Rising energy costs can impact both You and Your customers. Vangood focuses on improving thermal efficiency and optimizing combustion performance, helping You offer products that deliver reliable hot water while reducing fuel consumption.
Difficult Installation
Complicated installation can lead to customer complaints and additional support requests. Vangood provides complete accessories, user-friendly designs and clear installation guidance, making setup easier for You and Your customers.
Limited Spare Parts Support
Reliable spare parts availability is essential for long-term business success. Vangood maintains ongoing support for key components and accessories, helping You simplify maintenance, repairs and after-sales service.
Long Lead Times
You need a supplier that can keep up with your business schedule. With mature production management and a stable supply chain, Vangood helps You reduce delays and maintain consistent inventory levels throughout the year.
Limited OEM & ODM Capabilities
Every market is different, and Your products should reflect that. Vangood offers flexible OEM and ODM services, allowing You to customize logos, packaging, product specifications and appearance to better match Your brand and target customers.
Transportation Damage Risks
Damaged products create unnecessary costs and customer dissatisfaction. Vangood uses reinforced packaging solutions and export-ready packing standards to help You minimize shipping damage and ensure products arrive in good condition.
Slow After-Sales Response
When issues arise, You need support you can count on. Vangood provides responsive communication and professional customer service, helping You get answers quickly and resolve problems efficiently so Your business can keep moving forward.
FAQ
Q: Are you a trading company or a manufacturer?
A: We are a professional manufacturer located in Dongfeng Town, Zhongshan City, Guangdong, China. With more than 22 years of experience in home appliance production and R&D, we specialize in gas water heaters, electric water heaters, gas boilers, gas stoves, range hoods, and other kitchen appliances. We warmly welcome customers from around the world to visit our factory and discuss cooperation opportunities.
Q: What is your MOQ?
A: Our MOQ depends on the product model and customization requirements. We offer flexible MOQ options and support trial orders, allowing you to evaluate product quality and market potential before placing larger orders.
Q: What is your lead time?
A: For first-time orders, the production lead time is usually 35–45 days after confirming all order details. For repeat orders, the lead time is typically 25–35 days. The exact schedule depends on order quantity, product specifications, and customization requirements.
Q: Do you provide samples? Are they free?
A: Yes, we provide samples for quality evaluation and testing. The sample price is usually 1.5 times the unit price. However, the sample cost can be refunded in your first bulk production order, helping reduce your initial purchasing risk.
Q: What are your payment terms?
A: For payments ≤ USD 1,000, 100% payment is required in advance. For payments ≥ USD 1,000, we accept 30% T/T deposit in advance, with the balance paid before shipment. We can also accept 100% L/C at sight for qualified orders.
Q: Do you support OEM and ODM services?
A: Yes. We provide comprehensive OEM and ODM services, including logo printing, packaging design, product appearance customization, technical specification adjustments, and function development. Our professional R&D team can help create products tailored to your market needs.
Q: Can you provide customized packaging?
A: Yes. In addition to standard export packaging, we offer customized color boxes, gift boxes, branded cartons, instruction manuals, labels, and private packaging solutions to support your brand development.
Q: What is your warranty period?
A: We provide a one-year warranty for non-human quality issues. Our technical team also offers after-sales support and spare parts assistance to help ensure long-term product performance.
Q: What certifications do your products have?
A: Our factory operates under a strict ISO 9001 quality management system. Products are manufactured according to international standards, and relevant certifications can be provided based on your target market requirements.
Q: Do you supply spare parts?
A: Yes. We provide long-term spare parts support for maintenance and after-sales service. Spare parts can be supplied together with product orders or separately according to customer requirements.
Q: Do you provide market support?
A: Yes. We can provide product photos, videos, technical specifications, catalogs, promotional materials, and marketing suggestions to help you promote products and expand your local market.
Q: Are all products tested before shipment?
A: Yes. Every product undergoes strict inspections and testing before shipment, including raw material inspection, production process control, safety testing, performance testing, and final quality verification.
Q: How do you control product quality?
A: We follow a complete ISO 9001 quality management system. Quality control covers every stage from raw material sourcing, component inspection, assembly, and product testing to final packaging, ensuring consistent and reliable product quality.
Q: What is your production capacity?
A: Our factory is equipped with modern production facilities and stable manufacturing lines, enabling us to support both small-volume trial orders and large-scale commercial projects while maintaining consistent quality and delivery schedules.
Q: What are your main products?
A: Our main products include gas water heaters, electric water heaters, gas boilers, gas stoves, range hoods, gas ovens, and other kitchen appliances. We continue to develop new products to meet the changing demands of global markets.
Q: Can you provide SKD or CKD solutions?
A: Yes. We have extensive experience supporting SKD and CKD projects. We have successfully cooperated with customers from Vietnam, Pakistan, India, Brazil, Mexico, Turkey, and other countries. SKD and CKD configurations can be customized according to your assembly requirements, helping reduce import duties and improve local production efficiency.
Q: Which markets do you serve?
A: Our products have been exported to North America, South America, Europe, Russia, Africa, Southeast Asia, and the Middle East. Our extensive export experience allows us to provide products and services that meet the requirements of different international markets.
Q: Why choose us?
A: With over 22 years of manufacturing experience, a professional R&D team, strict ISO 9001 quality control, advanced production equipment, comprehensive OEM/ODM capability, and rich export experience, we are committed to providing reliable products, stable supply, and long-term partnership support for customers worldwide.
