LH-B fiberglass negative pressure fan

The shell of the fiberglass negative pressure fan is made of FRP (fiberglass reinforced plastic) material, which is lightweight, insulated, rust resistant, anti-aging, moisture resistant, acid and alkali resistant, sturdy and durable, and has a long service life.

1、 Product features:
1. The shell is made of FRP (fiberglass reinforced plastic) material, which is lightweight, insulated, rust resistant, anti-aging, moisture resistant, acid and alkali resistant, sturdy and durable, and has a long service life.
2. The appearance adopts a unique flow design, which is waterproof and rainproof.
3. Adopting a special motor and a direct connection structure to improve efficiency, simplify the structure, and reduce maintenance costs.
4. The fan blades are made of nylon and fiber reinforced anti UV technology and a 28 position fixed positioning system, which are durable and sturdy.
5. The principle of air flow downstream blinds does not consume electricity, does not require switches, and can effectively prevent rainwater intrusion.
6. Planning and installation do not occupy space, do not require air ducts, and can be installed in any location.
2、 Component construction:
1. Shell: Made of SMC composite material forged by a 2000 ton hydraulic press, it has high strength, corrosion resistance, long service life, and resonates with excessive metal.
2. Fan blade: The fan blade is made of anti-corrosion six blade SMC composite material press formed, with high strength, no corrosion, and no deformation.
3. Motor: Third generation energy-saving aluminum shell dedicated motor, dustproof and waterproof up to IP54, F-class insulation.
4. Transmission part: direct connection maintenance free
5. Louvres: Transparent PVC pneumatic blinds are used, which automatically open and close with airflow, providing rain and dust resistance, aesthetics, durability, and no impact on natural lighting.
6. Fasteners: All fasteners are made of stainless steel screws and anti loosening nuts to prevent rusting and loosening.
7. Bracket and shield: The surface has been treated with ceramic baking paint, effectively preventing rust.

3、 Engineering case:

4、 Technical parameters: