All Products

square duct to round duct adapter

Rectangular to Round Transition is usually used to connect Circular Duct Series and Rectangular Duct in ventilation system, and is widely used in Marine engineering, laboratory engineering and ventilation systems in commercial buildings. The...

Ventilation Duct Damper for Air Conditioning

【Wide Application】These Back Draft Damper can be widely used in ACs, exhaust fans, extractors, range hoods, heating ducts, vents and other residential, commercial and industrial applications. 【Material】The backdraft damper is made of stainless steel...

air duct fire damper for Air Conditioning

Back Draft Damper is commonly used in air conditioning or ventilation duct system. It is a device to prevent headwind. When the fan stops, the air duct check valve will automatically close without external force. 【Material】The backdraft damper is...

Rectangular Duct Silencer for ventilation

Rectangular sound attenuators (duct silencers) are intended for sound attenuation in ventilation and air conditioning systems. More often than not they are mounted between the fan and the air supply duct or air exhaust duct and before the air...

Stainless steel air duct and its fittings

FN reducers are centric and male-male pressed. If gasket is not needed, please specify “X“ after type, i.e. FX. 1, simple installation, labor saving, time saving, shorten the construction period; 2, the use of raw materials are made of stainless...

Short ventilation reducer with female end

The larger end is female without a gasket to fit over T-pieces and bends. The small end is male with a double EPDM gasket to slip into spiral ducts. This reducer helps to save installation space, but it increases the flow resistance compared to...

custom Pressed reducer male

FN reducers are centric and male-male pressed. If gasket is not needed, please specify “X“ after type, i.e. FX. 1, high strength, small resistance, good sealing performance, beautiful appearance, simple installation, long service life; 2, the use of...

Segmented Bends For The Ventilation Pipe

High quality stainless steel, galvanized sheet, features: corrosion and rust, good sealing. Can be customized for thermal insulation and non thermal insulation. Pressed Bends are designed for building ventilation systems based on plain and spiral...

Spiral Duct of Ventilation Fitting 304SS

It can be also distinguished according to the material from which it’s made, e.g. rigid spiral pipe is usually made of galvanized steel sheet; flexible ducts often made of aluminium, polyester foil, etc. By far the most popular ductwork types used...

HVAC Spiral Duct Pipe & Fittings-Sheet Metal Connectors

We manufacture spiral duct in 18, 20, 22, & 24 gauge galvanized metal. Stronger than other pipe – Our Spiral pipe is up to 20% stronger than smooth pipe systems of the same gauge, due to the added spiral reinforcement. No painting required on...

Galvanized Steel Spiral Round Circular Air Duct

It can be also distinguished according to the material from which it’s made, e.g. rigid spiral pipe is usually made of galvanized steel sheet; flexible ducts often made of aluminium, polyester foil, etc. By far the most popular ductwork types used...

Spiral Ducts for Ventilation Pipe

Spiral Pipe is available in 3-inch to 36-inch diameter in five foot lengths. It is considerably stronger than longitudinal pipe of the equivalent gauge. All 22 gauge Spiral Pipe measures 1/16″ less than the noted diameter on the inside (I.D.)....

Pressed bend 90 degree short

High quality stainless steel, galvanized sheet, features: corrosion and rust, good sealing. Segmented Bends from the production process is divided into: spiral seam forming, welding forming, a total plate forming; Elbow Angle: 45°, 60°, 90° or...

Spiral Industrial Air Ducts

Spiral Duct and fittings along with Flexible Hoses Constitute complete piping system. Spiral duct is commonly used in dust collection as well as other applications such as industrial ventilation, spray booth stacking, welding booths, paper trim,...

Asme Standard Seamless Carbon Steel Pipe Bend

EPDM double lip rubber seal provides air-tightness class D for ventilation and heat recovery installations. In order to connect the fitting with ventilation duct, we recommend inserting the bend into the duct. The pressed form of the ventilation...

Spiral Pipe (6″-24″) - Air Handling Systems

Spiral duct and fittings along with flexible hoses Constitute complete piping system. Spiral duct is commonly used in dust collection as well as other applications such as industrial ventilation, spray booth stacking, welding booths, paper trim,...

inline silencer for duct noise reduction

Spiral duct fittings from professional HVAC And Ancillary Accessories manufacturer. High-quality corrosion resistant galvanized sheet construction. Glass wool as sound-proof material and equipped with rubber sealing for airtight connection to the...

Heating & Cooling Spiral Metal Duct

Spiral Pipe is available in 3-inch to 36-inch diameter in five foot lengths. It is considerably stronger than longitudinal pipe of the equivalent gauge. All 22 gauge Spiral Pipe measures 1/16″ less than the noted diameter on the inside (I.D.)....

stainless steel tube bend 45 degree

High quality stainless steel, galvanized sheet, features: corrosion and rust, good sealing. Can be customized for thermal insulation and non thermal insulation. Segmented Bends from the production process is divided into: spiral seam forming,...

Stainless steel Elbow Pipe Fittings

Segmented Bends from the production process is divided into: spiral seam forming, welding forming, a total plate forming; Elbow Angle: 45°, 60°, 90° or customized duct elbow. High quality stainless steel, galvanized sheet, features: corrosion and...

rectangle silencer and suppressor

RECTANGULAR DUCT SILENCER The SLC and SRC rectangular duct silencers reduce the noise level in ventilation and A/C systems. This Rectangle Silencer type is usually installed between a fan and an air supply or exhaust duct,and upstream of air supply...

Stainless Steel Pipe Bend 90 Degree Pipe Fittings

Segmented Bends from the production process is divided into: spiral seam forming, welding forming, a total plate forming; Elbow Angle: 45°, 60°, 90° or customized duct elbow. High quality stainless steel, galvanized sheet, features: corrosion and...

Carbon Steel Pipe Bend API Steel Bend

Air duct elbow from the production process is divided into: spiral seam forming, welding forming, a total plate forming; Elbow Angle: 45°, 60°, 90° or customized duct elbow. High quality stainless steel, galvanized sheet, features: corrosion and...

Customised Mild Steel Tubes,Pipe Bends

The piece is connected with a duct by inserting one into the other. The pressed form of the ventilation piece helps to reduce the flow resistance and the pressure loss. Air tightness can be increased to class B by wrapping the joints with the TAL,...