Jiangsu Profile
Product List
121906. 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 ...
121907. 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 ...
121908. 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 ...
121909. 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 ...
121910. 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 ...
121911. 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 ...
121912. 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 ...
121913. 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 ...
121914. 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 ...
121915. 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, ...
121916. Double Flap Smoke and Heat Ventilation System with Efficient Aerodynamic Surface Values [Jun 09, 2026]
[Jun 09, 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 ...
121917. Polycarbonate Double Flap Smoke Ventilator for Natural Energy Saving Daylight Illumination [Jun 09, 2026]
[Jun 09, 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 ...
121918. Customized Stainless Steel 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, ...
121919. Reliable Double Flaps Ventilator for Enhanced Workshop Ventilation [Jun 09, 2026]
[Jun 09, 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 ...
121920. High-Quality Polycarbonate Double Flaps Roof Smoke Vent [Jun 09, 2026]
[Jun 09, 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 ...
