Introduction to GENT air to air heat pump  The air to air heat pump is an inverter Air Conditioning designed for greenhouse, which can achieve constant temperature in the greenhouse. The unit uses air as the heating and cooling sources, and achieves the cooling and heating in the greenhouse by blowing air indirectly into the greenhouse. Its integrated design and flexible installation position make it an ideal choice for greenhouse constant temperature.  Unit features 1. Inverter unit: The through the wall air conditioner can automatically adjust its operating frequency according to the temperature changes inside and outside the greenhouse and the temperature parameters set by the user to achieve efficient and stable operation. 2. Multiple air outlet options: As for the air outlet of the heat pump air conditioner, jet, duct and bag air outlet options are available. Users can choose according to your specific needs to ensure the best wind direction and wind speed. 3. Installation flexibility: The heating and air conditioning units for greenhouse adopts an integrated design, and the installation position can be selected inside the greenhouse, outside the greenhouse or embedded in the greenhouse wall. The installation process of the air to air heat pump system is simple, and it can be operated by just connecting water and electricity. 4. Energy saving and environmental protection: The inverter technology used by the through the wall ac can effectively reduce energy consumption, meet environmental protection requirements, and is suitable for modern greenhouse management.  Therefore, this air to air source heat pump is very worthy of use by greenhouse users. Users in need are welcome to communicate with us for consultation. through the wall air conditioner, air to air source heat pump, heating and air conditioning units, through the wall ac, air to air heat pump system GUANGZHOU GENT NEW ENERGY TECHNOLOGY CO., LTD , https://www.gentgz.com
**Product Specifications:**
- **Model No.:** SM338D
- **Needle Number:** Three Needles
- **Stitch Type:** Lock Stitch
- **Classification:** Sewing Machine
- **Over-Lock Stitch:** Three Wire
- **Nailcatcher Machine Stitch:** Single Chain Stitch
- **Buttonholing Machine Type:** Round Buttonhole Machine
- **Type:** Garment
- **Automatic Grade:** Fully Automatic
- **Trademark:** SIMARU
- **Specification:** 1 piece per carton
- **Origin:** Taizhou
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**Direct Drive High Speed Decorative Stitching Sewing Machine (SM338D)**
This advanced sewing machine is designed to revolutionize the way you sew, replacing traditional manual methods and significantly increasing productivity. It's ideal for a wide range of applications including decorative stitching on women’s clothing, jackets, children’s wear, bags, and various types of coats, including cashmere garments.
Equipped with adjustable bead size and needle distance settings, this machine offers greater flexibility and precision. Whether you're working on intricate designs or need consistent stitching, the SM338D delivers high-quality results every time.
The machine features a direct drive system that ensures smooth and fast operation, making it perfect for both small-scale and large-scale production. Its user-friendly interface and durable construction make it a reliable choice for professional tailors and home sewers alike.
With its sleek design and efficient performance, the SM338D is an essential tool for anyone looking to enhance their sewing capabilities and streamline their workflow.
