Jiangsu Profile
Product List
74521. Aluminum Air Vent Roof Skylight Window for Steel Workshop Smoke Exhaust Systems 
[Jul 11, 2026]
[Jul 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 ...
74522. Roof Windows and Skylight Smoke Vent for Airport Terminal Roof Ventilation Projects [Jul 11, 2026]
[Jul 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 ...
74523. Auto Vent Roof Skylight Window with Polycarbonate Skylight Sheet for Factory Buildings [Jul 11, 2026]
[Jul 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 ...
74524. Roof Window Skylight Automatic Smoke Vent for Logistics Center Industrial Construction [Jul 11, 2026]
[Jul 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 ...
74525. Roof Skylight Window Auto Vent Smoke Vent for Industrial Factory Steel Buildings [Jul 11, 2026]
[Jul 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 ...
74526. FM 4430 Qualified Double-Flap Vent with 95 Percent Exhaust Rate [Jul 09, 2026]
[Jul 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 ...
74527. Authoritative FM Certified Double-Flap Natural Ventilation Skylight [Jul 09, 2026]
[Jul 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 ...
74528. FM 4430 Listed Double-Flap Vent for Commercial Building Roof [Jul 09, 2026]
[Jul 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 ...
74529. FM 4430 Approved Double-Flap Vent with Welded Aluminum Frame [Jul 09, 2026]
[Jul 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 ...
74530. Fully FM Certified Double-Flap Vent for Global Construction Projects [Jul 09, 2026]
[Jul 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 ...
74531. Triangle Roof Smoke Vent Skylight Compliant with FM 4430 for Factory Buildings [Jul 08, 2026]
[Jul 08, 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 ...
74532. Automatic Triangle Smoke Vent Skylight for Industrial Manufacturing Plant Roof Applications [Jul 08, 2026]
[Jul 08, 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 ...
74533. Natural Smoke Extraction Triangle Roof Skylight for Steel Structure Factory Buildings [Jul 08, 2026]
[Jul 08, 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 ...
74534. Electric Triangle Roof Smoke Ventilator for Industrial Fire Safety Roof Systems [Jul 08, 2026]
[Jul 08, 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 ...
74535. Customized Triangle Roof Smoke Vent Skylight for Modern Industrial Buildings [Jul 08, 2026]
[Jul 08, 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 ...
