HOLTOP - HVAC Heat Recovery Ventilation, Heat Exchangers, Heat Recuperators
HOLTOP - HVAC Heat Recovery Ventilation, Heat Exchangers, Heat Recuperators
HOLTOP - HVAC Heat Recovery Ventilation, Heat Exchangers, Heat Recuperators
HOLTOP - HVAC Heat Recovery Ventilation, Heat Exchangers, Heat Recuperators
HOLTOP - HVAC Heat Recovery Ventilation, Heat Exchangers, Heat Recuperators
HOLTOP - HVAC Heat Recovery Ventilation, Heat Exchangers, Heat Recuperators

Doas Systems Manufacturer: Offering Wholesale and OEM Supply from China

Introducing the cutting-edge Doas Systems, brought to you by Beijing Holtop Air Conditioning Co., Ltd., a leading manufacturer, supplier, and factory based in China. Our state-of-the-art Doas Systems are designed to revolutionize the way you control ventilation and optimize air quality in residential, commercial, and industrial spaces.

Built with precision and innovation, our Doas Systems are equipped with advanced technology to provide unparalleled energy efficiency and reliable performance. With a focus on environmental sustainability, our systems offer intelligent ventilation solutions that reduce energy consumption while maintaining optimal indoor air quality.

Featuring a user-friendly interface and customizable settings, our Doas Systems can be effortlessly integrated into any existing HVAC system. Whether you require a simple solution for a small apartment or a comprehensive system for a large commercial building, our wide range of Doas Systems caters to various needs and preferences.

Trust in Beijing Holtop Air Conditioning Co., Ltd. for top-quality Doas Systems that prioritize your comfort, health, and productivity. With our commitment to excellence and industry-leading expertise, we are dedicated to delivering products that exceed your expectations. Join countless satisfied customers who have experienced the unparalleled benefits of our Doas Systems and discover the future of ventilation technology today.

Optional Parts- Sub HEPA Filter / PM2.5 Filter

Introducing our {Optional Parts- Sub HEPA Filter / PM2.5 Filter} for superior filtration. We're a factory that ensures only the best for your air quality needs.

DC Motor Slim Series Residential Suspended Heat Energy Recovery Ventilators (ERVs 150~350 m3/h)

Experience efficient indoor air quality with our factory-made DC Motor Slim Series Residential Suspended Heat ERVs. Get fresh air while saving energy today!

Slim Series Residential Energy Recovery Ventilation System (ERVs 200~400 m3/h,AC motor)

Experience fresh air at home with our Slim Series ERVs. Our factory produces high-quality systems with AC motor perfect for residential use. Order now!

Fan Coil Units

Get high-quality fan coil units straight from the factory. With our exceptional products, enjoy efficient cooling and heating in a compact design.

Plate Cross Counterflow Heat Exchangers

We are a leading factory that specializes in manufacturing top-notch Plate Cross Counterflow Heat Exchangers. Our products are designed to provide optimal heat transfer efficiency.

TG Series Commercial Suspended Energy Recovery Ventilatation (ERVs 1500~3000 m3/h)

Looking for reliable and efficient commercial ERVs? Look no further than our TG Series, offering suspended energy recovery ventilation from 1500 to 3000 m3/h. As a factory, we pride ourselves on delivering quality products to meet your needs.

Holtop Industrial Air Handling Units-Automotive Manufacturing Industrial Applicataion

Holtop Industrial Air Handling Units - Perfect for Automotive Manufacturing. We are a factory that specializes in designing and manufacturing air handling units for industrial applications.

Enthalpy Wheels (Rotary Heat Exchangers)

Enthalpy Wheels, the rotary heat exchanger experts. As a factory, we design and manufacture energy-efficient heat recovery solutions for HVAC systems. Contact us today! #EnthalpyWheels #RotaryHeatExchangers #HeatRecovery #HVAC #EnergyEfficiency.

Holtop Suspended DX Coil Air Handling Units

Holtop Suspended DX Coil Air Handling Units are high-quality HVAC systems designed and manufactured in our factory. Trust our expertise for efficient and reliable air handling solutions. #FactoryDirect #AirHandling #HVAC

High Efficiency Energy Recovery Ventilation System( ERVs 150~2000 m3/h)

Experience clean, filtered air with our High Efficiency Energy Recovery Ventilation System (ERVs), available in various sizes from 150 to 2000 m3/h. We are a factory dedicated to creating top-quality ventilation systems for homes and businesses." #SEO #ERV #cleanair #factory

Holtop Rooftop Packaged Air Conditioner

Holtop Rooftop Packaged Air Conditioner - Keep your space cool and comfortable with our high-quality air conditioner. As a factory, we ensure top-notch quality products with competitive prices. Order now!

Holtop Suspended AHU Air Handling Unit with Heat Recovery

Holtop Suspended AHU Air Handling Unit with Heat Recovery is a top-quality HVAC product made in our factory. Trust us to provide you with efficient and reliable air treatment solutions.

Holtop Heat Recovery Core 3D Air to Air Counterflow Heat Exchanger

Holtop Heat Recovery Core 3D Air to Air Counterflow Heat Exchanger is a product that helps improve air quality, reduces energy consumption, and cuts down on costs. We are a factory that produces high-quality, dependable products for our customers.

Single Room Ductless Wall Mounted Type Heat Recovery Ventilator ERV/HRV

Experience fresh and healthy indoor air with our Single Room Ductless Wall Mounted Type Heat Recovery Ventilator ERV/HRV. As a factory, we guarantee quality and affordability. Order now!

AC Motor THC Series Commercial Suspended Energy Recovery Ventilation System(ERVs 600~1300 m3/h)

Looking for a high-performance commercial ERV system? Our AC Motor THC Series delivers exceptional results, recovering energy and maintaining air quality. As a factory-direct seller, we offer competitive pricing and expert support.

  • Doas Systems: Leading Manufacturer of Wholesale OEM Supplies in China
  • Reviews

Introducing the groundbreaking Doas Systems, a cutting-edge solution designed to revolutionize your daily life. We understand the importance of living in a comfortable, efficient environment, and that's exactly what our innovative product aims to provide. Doas Systems stands for Demand-Controlled Outdoor Air Systems, a state-of-the-art system that optimizes indoor air quality while minimizing energy consumption. With this revolutionary technology, you can finally achieve the perfect balance between comfort and sustainability. Gone are the days of excessive heating and cooling costs. Our Doas Systems utilize advanced sensors and intelligent algorithms to continuously analyze and adjust the outside air intake, ensuring that your indoor environment remains healthy and energy-efficient. This not only significantly reduces your carbon footprint but also saves you money on utility bills. But it doesn't stop there. Doas Systems also incorporate smart features that allow you to customize and control your indoor air quality according to your preferences. Whether it's adjusting the temperature, humidity levels, or ventilation rate, you have full control over creating the ideal atmosphere for your home or workplace. Installation and maintenance are hassle-free with our Doas Systems. Our team of expert technicians ensures a seamless setup, while our reliable support network is always available to assist you whenever needed. It's time to take a step towards a sustainable future without compromising on comfort. Experience the unmatched technology of Doas Systems and breathe in the fresh, clean air you deserve. Join the movement today and embrace a greener lifestyle with the leading-edge Doas Systems.

DOAS (Dedicated Outdoor Air Systems) are an essential component in maintaining excellent air quality in indoor spaces. These systems separate the processes of heating, cooling, and fresh air supply, providing cleaner and more efficient ventilation for a healthier environment. With their cutting-edge technologies, DOAS systems effectively remove pollutants, control humidity levels, and regulate temperature, creating a comfortable and safe atmosphere for occupants. These systems are also equipped with energy-saving features, reducing energy consumption and minimizing carbon footprint. Overall, DOAS systems are a reliable and innovative solution for ensuring optimal air quality in both residential and commercial settings, making them an excellent investment for anyone concerned about the health and well-being of their space's occupants.

DOAS Systems are a game-changer in the world of heating and cooling solutions. This revolutionary product takes energy efficiency to a whole new level. With its advanced technology, DOAS Systems effectively adjust ventilation rates based on occupancy, reducing overall energy consumption. The intelligent design ensures superior indoor air quality by removing contaminants and constantly providing fresh air. The system's seamless integration with smart devices allows for effortless control and customization. Installing DOAS Systems guarantees a comfortable and healthy indoor environment while significantly cutting down on utility bills. Say goodbye to outdated heating and cooling methods and embrace the future with DOAS Systems.

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