Jiangsu Profile
Famous Export Brand
Product List
50011. Waterproof Triangular Smoke Exhaust Skylight for Factory Roofs with Long Service Life 
[Jun 22, 2026]
[Jun 22, 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 ...
50012. Triangle Smoke and Heat Exhaust Rooflight Roof Skylight Window for Large Span Roof Structures [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 ...
50013. Constant Pressure Water Refill Device for Cooling Tower Circulation with Automatic Refill & Exhaust [Jan 29, 2026]
[Jan 29, 2026] Product Description Constant Pressure Water Refill Device The constant pressure water supply device is a key auxiliary equipment widely applied in heating, HVAC and boiler systems. It integrates pressure stabilization, ...
50014. Fully Automatic Refill & Exhaust Unit Constant Pressure Water Refill Device for Water Circulation [Jan 29, 2026]
[Jan 29, 2026] Product Description Constant Pressure Water Refill Device The constant pressure water supply device is a key auxiliary equipment widely applied in heating, HVAC and boiler systems. It integrates pressure stabilization, ...
50015. Fully Automatic Refill & Exhaust Constant Pressure Water Refill Device for Cooling Tower Circulation [Jan 29, 2026]
[Jan 29, 2026] Product Description Constant Pressure Water Refill Device The constant pressure water supply device is a key auxiliary equipment widely applied in heating, HVAC and boiler systems. It integrates pressure stabilization, ...
50016. 4" 5" Double Wall SUS304/316L Stainless Steel Flue Pipe Chimney Exhaust System for Gas Boiler Heater [Jun 23, 2026]
[Jun 23, 2026] Company Profile Competitive Advantages Global Partners Welcome Every factory visit is an opportunity to build trust.Every factory visit is an opportunity to build trust. We are proud to host customers from different ...
50017. Electric Triangle Smoke Vent Skylight for Warehouse Roof Emergency Smoke Exhaust System [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 ...
50018. Heavy Duty Smoke Vent Skylight for Stadium Fire Emergency Exhaust System [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 ...
50019. Auto Vent Roof Skylight Window for Logistics Center Roof Smoke Exhaust [Jul 13, 2026]
[Jul 13, 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 ...
50020. Roof Window Skylight Smoke Exhaust Vent for Commercial Warehouse Buildings [Jul 13, 2026]
[Jul 13, 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 ...
50021. Triangle Aluminum Skylight Window for Factory Roof Smoke Exhaust Ventilation 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 ...
50022. 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 ...
50023. Roof Skylight Window Automatic Opening for Factory Smoke Exhaust Applications [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 ...
50024. 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 ...
50025. Custom Industrial Steel Chimney Manufacturer for All Types of Factory Exhaust Gas Emission Stacks [Jul 08, 2026]
[Jul 08, 2026] Product Description Company Profile About us With over 30 years of experience, Rainbow Chimney is a leading manufacturer and solution provider in the steel chimney and flue gas system industry. The company specializes ...
