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1 Inch Silicone Hose Manufacturer

RONTEIX is your trusted manufacturer and supplier in China, offering various types of 1-inch silicone hoses.

  • SAE J20, ISO 1402 and ISO 9001 standards compliant.
  • Support OEM & ODM services.
  • Over 18 years’ experience in the manufacture and export of silicone tubing.
  • 2-ply to 4-ply polyester or aramid reinforcements are available.
  • One-piece is available.(shipping is included)
  • Widely used for heavy-duty equipment, cooling radiator systems, race car fabrication and intercooler piping.
  • Custom 1 Inch Silicone Hose

Custom 1 Inch Silicone Hose

RONTEIX offers a range of rubber and silicone hoses for automotive and industrial applications. We stock a wide variety of 1-inch silicone tubing in various specifications, including straight hoses, 45°, 90° and 180° elbow hoses, S-shaped hoses and reducer coupler hoses.

We can also customise the length, wall thickness, bend angle, reinforcement layer, colour and logo of 1-inch silicone hoses according to your drawings or samples. Even a single piece can be custom-made at a competitive price. The process from 3D drawings to prototype development can be completed within 5–7 days. If you would like to have 1-inch silicone tubing custom-made for automotive cooling and heating systems, please contact us right now.

OUR PRODUCT

1 Inch Silicone Hose by Shapes

RONTEIX offers 1-inch silicone hoses in various shapes for automotive cooling, heating, turbo, and HVAC systems. Our product range includes straight hoses, 45°/90°/135°/180° elbow hoses, and S-shaped hoses.

1 Inch Straight Silicone Hose
1 Inch Straight Silicone Hose

25mm / 1″ silicone straight hose for custom coolant and intake plumbing applications.

1 Inch Silicone Hose 90 Degree
1 Inch Silicone Hose 90 Degree

90-degree elbow hose with 5″ leg, 4-ply reinforcement, black, red, blue and other colors for options.

1 Inch Silicone Hose 45 Degree
1 Inch Silicone Hose 45 Degree

25mm 4-ply reinforced silicone hose, 45-degree elbow coupler, 5mm wall thickness and 35mm OD.

1 Inch Silicone Hose 135 Degree
1 Inch Silicone Hose 135 Degree

1″ ID 135-degree elbow hose, 102mm leg length, -65°C to 260°C temperature range, 3 layers of reinforcement.

1 Inch 180 Degree Silicone Elbow
1 Inch 180 Degree Silicone Elbow

180-degree elbow silicone hose, black, blue, red color for options, 0.3-0.9Mpa working pressure.

1 Inch S Shape Silicone Hose
1 Inch S Shape Silicone Hose

25mm custom S-shape elbow hose, for automotive cooling system, heating system and intake system.

1 Inch Silicone Hose Reducer

RONTEIX supplies silicone reducer hoses in a range of inner diameters and bend angles for connecting two pipes of different sizes, including straight reducer hoses, 45-degree reducer hoses and 90-degree reducer elbows.

3/4
3/4" to 1" Straight Silicone Reducer

19mm-25mm straight reducer hose, 4-ply polyester reinforcement, 3″ hose length.

1 to 1-1/4 Inch Straight Silicone Reducer
1 to 1-1/4 Inch Straight Silicone Reducer

25mm-32mm ID straight reducer, -65°C to 260°C working temperature, 5 inch hose length.

1 to 2 Inch Straight Silicone Reducer
1 to 2 Inch Straight Silicone Reducer

25mm-51mm reducer coupler hose, black, red and blue color for options, 35mm-61mm outside diameter.

5/8 to 1 Inch Silicone Straight Reducer
5/8 to 1 Inch Silicone Straight Reducer

16mm-25mm straight reducer coupler, 76mm hose length, 0.3-0.9Mpa working pressure, 4.5mm wall thickness.

1 to 1-3/4 Inch Silicone Reducer Coupler
1 to 1-3/4 Inch Silicone Reducer Coupler

25mm-45mm reducer hose, 5mm wall thickness, UV and ozone resistant, SAE J20 compliant.

7/8 to 1 Inch Silicone Reducer Coupler
7/8 to 1 Inch Silicone Reducer Coupler

22mm-25mm reducer silicone hose, connects pipes in different sizes, flexible and easy to install.

3/4
3/4" to 1" Silicone 90 Degree Reducer Elbow

19mm-25mm 90-degree elbow hose, high-temperature resistant, for heavy-duty pressure connections.

7/8 to 1 Inch 90 Degree Silicone Reducer
7/8 to 1 Inch 90 Degree Silicone Reducer

22mm-25mm reinforced 90-degree reducer, resistant to high-temperature applications, for marine and industrial use.

1/2 to 1 Inch 90 Degree Silicone Reducer
1/2 to 1 Inch 90 Degree Silicone Reducer

13mm-25mm customizable reducer hose, flexible and UV-resistant, for coolant or heating systems.

1 to 1-3/8 Inch 90 Degree Silicone Reducer
1 to 1-3/8 Inch 90 Degree Silicone Reducer

25mm-35mm reducer elbow hose, color, reinforcement, thickness and leg length can be customized.

5/8
5/8" to 1" Silicone 90 Degree Reducer Elbow

16mm-25mm silicone reducer, transfers water, air and coolant, for automotive, motorsport and industrial.

3/4
3/4" to 1" Silicone 45 Degree Reducer Hose

19mm-25mm 45-degree reducer for different size connection, flexible and vibration-resistant.

1
1" to 1-1/2" Silicone 45 Degree Reducer

25mm-38mm reducer elbow hose, 4-ply polyester reinforcement, custom turbo or intercooler piping.

1
1" to 1-1/4" Silicone 45 Degree Reducer

25mm-32mm elbow reducer coupler, custom reinforcement, colors, length, color and logo.

1 to 1-3/8 Inch 45 Degree Silicone Reducer
1 to 1-3/8 Inch 45 Degree Silicone Reducer

25mm-35mm ID elbow reducer for intake or radiator cooling system, 35mm-45mm outside diameter.

5/8 to 1 Inch 45 Degree Silicone Reducer
5/8 to 1 Inch 45 Degree Silicone Reducer

16mm-25mm 45 degree elbow, black, blue, red and customizable colors are available.

1
1" to 1-3/4" Silicone 45 Degree Reducer

25mm-45mm elbow reducer hose, heat and UV resistant, supports OEM & ODM services.

1 Inch Silicone Straight Hump Hose
1 Inch Silicone Straight Hump Hose

Polyester reinforced silicone hump hose, 25mm inner diameter, -65°C to 260°C working temperature.

1 Inch Silicone Hose by Types

Depending on the application, RONTEIX offers a range of 1-inch silicone CAC hoses, heater hoses, radiator hoses, coolant hoses and vacuum hoses for you to choose from.

1 Inch Silicone Engine Oil Hose
1 Inch Silicone Engine Oil Hose

25mm FKM-lined silicone hose, oil and fuel-resistant, 1-ply polyester reinforcement.

1 Inch Silicone Heater Hose
1 Inch Silicone Heater Hose

Blue color 25mm ID heater hose, 3mm wall thickness, custom shapes, colors and length.

1 Inch Silicone Coolant Hose
1 Inch Silicone Coolant Hose

SAE J20 silicone radiator and coolant hose, for performance motors and vehicles, resistant to high temperatures.

1 Inch Silicone Vacuum Hose
1 Inch Silicone Vacuum Hose

For air or water transportation, used to connect air pumps, check valves and filtration systems.

Heater Hose

Feature box

Featuring high-temperature resistance, UV resistance and excellent flexibility, RONTEIX 1-inch silicone hoses offer reliable solutions for automotive cooling, heating and intake systems.

Balanced Flow
Balanced Flow

A hose with an internal diameter of 1 inch (25 mm) allows fluid or air to pass through without taking up too much space, suitable for engine compartments where space is limited.

Easy to Install
Easy to Install

With high flexibility, our 1-inch silicone hose is easy to bend, route and connect in confined spaces such as engine compartments and HVAC systems.

Fitting Compatibility
Fitting Compatibility

RONTEIX 1-inch silicone hose is compatible with the vast majority of hose fittings, clamps, adaptors and reducers.

Heat & Aging Resistance
Heat Resistant

With a temperature range of -65°C to 260°C, it fits for high-temperature environments such as car engine compartments, turbocharger hoses and automotive heating systems.

Reinforcement
Multiple Reinforcement

Designed with 2-4 layers of polyester or aramid reinforcement, our silicone hose offers excellent resistance to pressure and bulging.

Wide Application
Wide Application

RONTEIX 1-inch silicone hoses are widely used in engine cooling systems, heating systems, turbochargers, engine intake systems and vacuum lines.

customizable
OEM Customization

We can customise the dimensions, wall thickness, colour, reinforcement layer, logo and shape of the silicone hose to meet your requirements.

Coolant & Aging Resistance
Aging Resistant

Our 1-inch silicone hose offers excellent resistance to ozone and UV radiation, perfect for use in harsh outdoor environments or engine bays.

Wholesale Silicone Tube 1 Inch

RONTEIX offers standard & custom 1-inch silicone hoses at wholesale prices. We accept both small and large orders, guaranteeing consistent product quality across every batch, and can also customise labels and packaging to your requirements.

1 Inch Heater Hose

RONTEIX 1-inch (25 mm) silicone heater hose in blue, red, and black is made of high-temp reinforced silicone and is suitable for heater lines in automobiles and boats. Based on the engine’s specific tubing layout, we offer straight heater hoses, elbow heater hoses, and S-shaped heater hoses to deliver coolant to the heater core.

  • 20ft / 25ft / 30ft / customizable lengths are available.
  • -54°C to 177°C temperature range.
  • 1-2 layers of polyester reinforcement for options.
  • Max working pressure rating: 50 PSI
  • Custom-make 1-inch silicone heater hose according to samples or 3d drawings.
1 Inch Heater Hose
Custom 1 Inch Coolant Hose Kit

Custom 1 Inch Coolant Hose Kit

RONTEIX offers customization services for 1-inch automotive coolant hose kits, including upper coolant hoses, lower coolant hoses, and clamps. We develop molds and produce prototypes based on vehicle models, part numbers, CAD drawings, and OEM samples.

We can customize 1-inch silicone coolant hoses in various colors to match the appearance and aesthetic of modified vehicles. High-quality silicone material can withstand high temperatures, making it suitable for high-performance and modified vehicles. If you want to order a custom 1 inch silicone coolant hose kit, please contact us right Now!

When to Use 1 Inch Silicone Hose?

RONTEIX offers a variety of silicone hoses in sizes such as 5/8″, 3/4″, 1/2″, 1″, and 1-1/4″. So when should you choose a 1-inch silicone hose? I’ll tell you the answer.

  1. Compared to silicone hoses with smaller inner diameters, a 1″ (25 mm) ID silicone hose is suitable for medium to high flow rates of coolant or air.
  2. When equipment, piping, and fittings are sized at 1 inch, 1-inch silicone hose is easier to connect.
  3. In engine compartments or truck cooling systems, 1-inch silicone hoses are commonly used for radiator main lines or intercooler connections.
  4. In food or pharmaceutical applications, 1-inch silicone hoses are suitable for pumping, CIP (Clean-in-Place) loops, or the transfer of clean fluids.
When to Use 1 Inch Silicone Hose
Silicone Intake Hose

Resource

Catalog Download

For more products and to learn about RONTEIX, please click to download our catalogue as follows:

Ebook Download

To view more RONTEIX products, please view our knowledge center.

Video

Know more about product knowledge and manufacturing process? Just click the video link.

1 Inch Silicone Hose Applications

RONTEIX 1-inch silicone hoses are widely used for automotive cooling systems, heating systems, intake systems and HVAC systems.

1 Inch Silicone Hose for Automotive Cooling System
Automotive Cooling System

1-inch silicone hose can be connected to the radiator coolant hose, coolant bypass hose, and engine coolant hose in the cooling system. It can withstand temperatures ranging from -65°C to 260°C, making it suitable for high-temperature engine compartments.

1 Inch Silicone Hose for Automotive Heater Systems
Automotive Heater Systems

RONTEIX 1-inch silicone hose can withstand high-temperature coolant from the engine and remains flexible even in cold winter temperatures.

1 Inch Silicone Hose for Turbocharger Systems
Turbocharger Systems

Our 1 inch silicone hose is ideal for use as a turbocharger hose, CAC hose, intercooler hose, and boost hose for transferring compressed air. Designed with multiple layers of reinforcement, our hose will not swell or bulge even under high pressure.

1 Inch Silicone Hose for Food Conveying
Food Conveying

RONTEIX 1-inch silicone hose can also be used in the food industry to transfer food and beverages, and its transperant color makes it easy to see.

 

 

Silicone Tube 1 Inch Supplier in China

Silicone Tube 1 Inch Supplier in China

RONTEIX offers premium 1-inch ID silicone tubing for automotive cooling systems, high-performance vehicles, industrial equipment, and HVAC systems. We provide reliable, one-stop solutions for 1-inch silicone hoses, from design to samples. Any sample can be produced within 5–7 days and has passed pressure and aging tests. Contact us for more information.

ABOUT

More About Our Company

RONTEIX is one of the most famous silicone hose manufacturers in China and has established partnerships with numerous overseas automotive aftermarket brands and auto parts wholesalers. With a 4,000-square-meter factory with over 50 skilled workers, we are equipped with a two-roll mixing mill, an extruder, a vulcanization oven, a pressure test bench, and leak testing equipment. RONTEIX maintains a large inventory of 1-inch silicone hoses in various shapes, lengths, and colors. We can also customize silicone hoses with special shapes to meet your needs.

Product Name: 1 Inch Silicone Hose

Inner Diameter (ID): 25.4 mm / Customizable

Wall Thickness: 3–6 mm

Material: Silicone Rubber

Reinforcement: Polyester Fabric / Aramid

Temperature Range: -65°C to 260°C

Available Shapes: Straight, 45°/90°/135°/180° Elbow, S-Shape, Reducer, Hump

Available Colors: Blue, Black, Red, Custom Colors

Applications: Automotive Intake, Turbo, CAC, Coolant, Heater Systems

Customization: ID, OD, Wall Thickness, Length, Angle, Color, Reinforcement

Testimonials

  • I am a supplier of car repair parts in the UAE, and I discovered that RONTEIX had exactly the replacement heater hoses I needed. I ordered 100 red, blue and black heater hoses, customised with my brand logo. They are exactly what I was looking for!

    Muhammad Shoaib
    Repair Parts Salesman
  • We are an automotive aftermarket brand in Lithuania, and I am looking for hoses in black with our brand logo. RONTEIX communicated with me very promptly regarding the logo’s positioning and colour, so the hoses they produced turned out brilliantly. I will be purchasing more in future.

    Andzej Dzikevic
    General Director
  • We are a trading company in Spain, and we focuses on selling flexibility and silicone hoses. Before an order, I first checked the quality of RONTEIX heater hoses by sampling, and that’s what I want. RONTEIX provided detailed specification of silicone hose and finally we have good working relationship.

    Giulia Vitiello
    Silicone Hose Distributor
What is the temperature range for a 1 inch silicone hose?

With a temperature resistance range of -65°C to 260°C, RONTEIX 1-inch silicone hose is suitable for high-temperature environments such as turbocharger systems, intercooler systems, and engine cooling systems.

Can it still be used if the connector size differs from that of a 1-inch silicone hose?

When using a 1-inch silicone hose to transport low-pressure air or water, minor deviations are acceptable. If high pressure or leak-prone fluids are involved, it is best to ensure that the fitting size matches the hose’s inner diameter. If necessary, consider using a silicone reducer hose to connect the fitting to the pipe.

Can a 1 inch silicone hose be used to transport oil or fuel?

1 inch silicone hose is prone to swelling, softening, or a decline in performance when exposed to oil or fuel, so it is not suitable for transporting fuel or gasoline. You may want to consider an FKM-lined hose for transporting gasoline, as it is resistant to oil and chemicals.

What are the applications of 1 inch silicone hose?

With good flexibility and high-temperature resistance, 1 inch silicone hose is perfect for automotive engine intake systems, engine cooling systems, automotive heating systems, CAC systems, and industrial equipment.

Can you customize a 1-inch silicone hose according to my requirements?

Yes. If you provide samples, part numbers, or 3D drawings, RONTEIX can customize the color, size, wall thickness, reinforcement, and logo of your 1-inch silicone hose.

How long can 1 inch silicone hose last?

The service life of 1 inch silicone hose is approximately 3 to 10 years, which is affected by temperature, pressure, reinforcement, and the conveyed medium.

Who manufactures 1 inch silicone hose?

RONTEIX supplies and manufactures 1″ (25 mm) silicone hoses in a variety of colors, bend angles, reinforcements, lengths, and wall thicknesses. We offer OEM and ODM services and can customize automotive coolant hoses, radiator hoses, heater hoses, and CAC hoses for you.

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