Jiangsu Profile
Product List
121861. Premium Triangular Double-Flap Vent to Prevent Condensation Issues 
[Jun 11, 2026]
[Jun 11, 2026] Product Description Double-flap Vent The Double-flap Vent is a high-performance Natural Smoke and Heat Exhaust Ventilation (NSHEV) solution, fully compliant with FM 4430 international standards. Adopting a nail-free and ...
121862. Advanced Electric Motorized Triangular Double Flap Ventilator for Optimal Air Circulation [Jun 11, 2026]
[Jun 11, 2026] Product Description Double-flap Vent The Double-flap Vent is a high-performance Natural Smoke and Heat Exhaust Ventilation (NSHEV) solution, fully compliant with FM 4430 international standards. Adopting a nail-free and ...
121863. High-Performance Electric Triangular Ventilator with Dual Flap Design [Jun 11, 2026]
[Jun 11, 2026] Product Description Double-flap Vent The Double-flap Vent is a high-performance Natural Smoke and Heat Exhaust Ventilation (NSHEV) solution, fully compliant with FM 4430 international standards. Adopting a nail-free and ...
121864. Triangular Electric Motor Ventilator with Double Flaps for Efficient Airflow [Jun 11, 2026]
[Jun 11, 2026] Product Description Double-flap Vent The Double-flap Vent is a high-performance Natural Smoke and Heat Exhaust Ventilation (NSHEV) solution, fully compliant with FM 4430 international standards. Adopting a nail-free and ...
121865. Advanced Pneumatic Triangular Double-Flap Ventilation System for Efficient Airflow [Jun 11, 2026]
[Jun 11, 2026] Product Description Double-flap Vent The Double-flap Vent is a high-performance Natural Smoke and Heat Exhaust Ventilation (NSHEV) solution, fully compliant with FM 4430 international standards. Adopting a nail-free and ...
121866. Lightweight Full-Aluminum Double Flaps Smoke Ventilator [Jun 11, 2026]
[Jun 11, 2026] Product Description Double-flap Vent The Double-flap Vent is a high-performance Natural Smoke and Heat Exhaust Ventilation (NSHEV) solution, fully compliant with FM 4430 international standards. Adopting a nail-free and ...
121867. Ronai FM Approved Double Flaps Natural Smoke Ventilator [Jun 10, 2026]
[Jun 10, 2026] Product Description Double-flap Vent The Double-flap Vent is a high-performance Natural Smoke and Heat Exhaust Ventilation (NSHEV) solution, fully compliant with FM 4430 international standards. Adopting a nail-free and ...
121868. Fully Insulated Weather Tight Double Flaps Smoke Vent [Jun 10, 2026]
[Jun 10, 2026] Product Description Double-flap Vent The Double-flap Vent is a high-performance Natural Smoke and Heat Exhaust Ventilation (NSHEV) solution, fully compliant with FM 4430 international standards. Adopting a nail-free and ...
121869. High-Performance Double Leaf Smoke Vent for Wind Resistance [Jun 10, 2026]
[Jun 10, 2026] Product Description Double-flap Vent The Double-flap Vent is a high-performance Natural Smoke and Heat Exhaust Ventilation (NSHEV) solution, fully compliant with FM 4430 international standards. Adopting a nail-free and ...
121870. Industrial Double Leaf Roof Vent for Warehouse Factories [Jun 10, 2026]
[Jun 10, 2026] Product Description Double-flap Vent The Double-flap Vent is a high-performance Natural Smoke and Heat Exhaust Ventilation (NSHEV) solution, fully compliant with FM 4430 international standards. Adopting a nail-free and ...
121871. Premium Customized Aluminum Double Leaf Fire Smoke Vent Solutions [Jun 10, 2026]
[Jun 10, 2026] Product Description Double-flap Vent The Double-flap Vent is a high-performance Natural Smoke and Heat Exhaust Ventilation (NSHEV) solution, fully compliant with FM 4430 international standards. Adopting a nail-free and ...
121872. Premium Double Leaf Aluminum Smoke Vent for Fire Safety [Jun 10, 2026]
[Jun 10, 2026] Product Description Double-flap Vent The Double-flap Vent is a high-performance Natural Smoke and Heat Exhaust Ventilation (NSHEV) solution, fully compliant with FM 4430 international standards. Adopting a nail-free and ...
121873. Automatic Aluminum Smoke Vent with Double Leaf Design [Jun 10, 2026]
[Jun 10, 2026] Product Description Double-flap Vent The Double-flap Vent is a high-performance Natural Smoke and Heat Exhaust Ventilation (NSHEV) solution, fully compliant with FM 4430 international standards. Adopting a nail-free and ...
121874. Double Leaf Aluminum Automatic Smoke and Fire Vent System [Jun 10, 2026]
[Jun 10, 2026] Product Description Double-flap Vent The Double-flap Vent is a high-performance Natural Smoke and Heat Exhaust Ventilation (NSHEV) solution, fully compliant with FM 4430 international standards. Adopting a nail-free and ...
121875. Factory Wholesale Customized Demountable Type Spiral Heat Exchanger [Jun 09, 2026]
[Jun 09, 2026] Product Description A Spiral Plate Heat Exchanger is a highly efficient heat transfer device made of two parallel metal plates rolled into spiral channels. The unique spiral flow design creates strong turbulence, ...
