Mcwell Products

Over 70 patents, chief editorial organization and participant organization of National Building Standard Design Atlas

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Natural Ventilators

Low-Profile Ventilator

Smoke Vent Skylights

Continuous Rooflights

Streamlined Natural Ventilators

Patented Product

Nail-free and glue-free waterproof structure

The window sash and window body of the smoke exhaust ventilator with "nail-free and glue-free waterproof structure" patented technology do not require any silica gel, self-tapping nails, drilling or rivets; the window sash and the window body are all integrated holistically into the waterproof structure, there is no self-tapping screw, rivet, screw or bolt that destroy the integrated structure, and waterproofing completely relies on its own structure.

Easy installation

Integrated, modular and easy to install

"nail-free and glue-free waterproof structure"

The "nail-free and glue-free waterproof structure" electric lighting smoke ventilator completely eliminates water leakage hazard

Greatly reduce maintenance costs

High-end brand famous for reliable and long-lasting waterproof performance

High cost performance

Large-scale procurement and large-scale production

Completely eliminate water leakage hazard

The "nail-free and glue-free waterproof structure" patented technology ensures reliable and long-lasting waterproof performance of natural ventilator, and fundamentally resolves the hazard of leakage common in the natural ventilation industry. This technology elevates the technical level of the industry to a new height, and our company has applied for patents for this technology in over ten countries including the United States, Germany, Australia and Russia.

Linear Natural Vent

Triangular Smoke Vents (Upward Opened Type)

Triangular Smoke Ventilator（Downward Opened Type）

Product Advantages

Product appearance

The "nail-free and glue-free waterproof structure" automatic smoke vents features window sash and window body in an integrated and aesthetically pleasing structure;

Product performance

The product has been tested with opening and closing 10,000 times to guarantee stable performance.

Product life

The surface of the product is processed with special corrosion resistance technology, and the structure is waterproof with no water leakage hazard, prolonging the service life of the product.