How do I install your chimney systems?

Installation should be done by certified professionals following local building codes. We provide detailed installation manuals, drawings, and technical support. For complex projects, we offer on-site guidance or engineering consultation.

Can your chimneys be customized for special sizes or shapes?

Yes, we support full customization: lengths, diameters, bends, offsets, supports, and special coatings. Lead time for custom orders is usually 4-8 weeks.

Professional Pride: Our wide range of ventilation and chimney system products is backed by a long history of innovation, reliability, and unmatched quality. Peace of Mind: We provide durable and efficient solutions that ensure the comfort and safety of both individuals and buildings.

5-Inch 30° Double Wall Insulated Fixed Elbow Tight Connection Chimney Pipe Fitting

Name: 5-Inch 30° Double Wall Insulated Fixed Elbow Tight Connection Chimney Pipe Fitting
Brand: Suzhou Rainbow Environmental Equipment Co., Ltd.
SKU: 2001458031

Jiangsu, ChinaSuzhou Rainbow Environmental Equipment Co., Ltd.

US$40.00-60.00

50 Pieces

Sample price:US$60.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Online Support

Warranty

5 Years

Model NO.

Fixed Elbow

Usage

Outdoor, Indoor

Adjustable Thermostat

Without Automatic Thermostat

Remote Control

With Remote Control

Style

Classic

Installation Type

Wall Mounted

Type

Wood Fireplace,Stove

Material

Stainless Steel

Diameter

5, 6 Inch

Insullation

30mm Ceramic Wool

Connection

Male and Female End Twist Together

Surface

Metal Surface or Black Painted

Locking Band

with Locking Band

Straight Pipe Length

1000mm

Application

Wood Stove

Metal Wall Thickness

0.5mm

Certificate

UL 103

Installation Method

Wall Mounting or Free Standing

Transport Package

Carton Box and Pallet

Specification

6 inch

Trademark

RAINBOW

Origin

Suzhou, Jiangsu Province, China

HS Code

73269090

Production Capacity

35000PCS/Month

Key features

Safely and efficiently exhausts smoke and harmful gases produced by burning wood, oil, coal, or natural gas. Keeps indoor air clean and ensures safe combustion every time.

Filled with high-density insulation material between the walls, effectively reducing creosote buildup and acidic corrosion, significantly extending the service life of the chimney system.

Made of high-grade 304/316 stainless steel, with excellent high-temperature resistance and strong corrosion resistance, ensuring long-lasting durability.

The outer wall stays significantly cooler, greatly reducing fire hazards and allowing safe passage through combustible materials such as wooden structures.

Modular system with straight pipes, elbows, extension sections, and various accessories. DIY-friendly and quick to install.

Strict quality control, large daily production capacity, stable quality, and highly competitive prices. Custom sizes and lengths are supported.

Perfectly compatible with gas boilers, gas water heaters, biomass pellet stoves, fireplaces, and many other heating appliances.

Available with customized dimensions, finishes, and configurations to meet different installation requirements and blend seamlessly with various home interiors.

Company profile

Suzhou Rainbow Environmental Equipment Co., Ltd.

Jiangsu, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2008-01-01 CertifiedNearest Port: Shanghai PortAverage Response Time: ≤1.30h CertifiedTerms of Payment: LC, T/T

AI-Powered supplier vetting

SummarySuzhou Rainbow Environmental Equipment Co., Ltd. is a China-based supplier established in 2009, with stated experience in chimney and pipe manufacturing. The available information describes eight production lines, a 21,019 m² manufacturing area, stated output of 1,000,000 sets of stainless and carbon steel pipes, and export markets spanning domestic sales, Europe, Australia, and North America. The supplier reports ISO9001:2015 and ISO14001:2015 certification, 142 national patents, laser-welding and TED technology, and a quality-control team of 21–30 staff. Evidence also indicates products sold in multiple overseas markets. However, the records contain inconsistent company names, business classifications, facility sizes, and production-capacity figures. After-sales processes, financial credibility, and customization capability are not sufficiently documented.

CertificationsThe supplier explicitly reports ISO9001:2015 and ISO14001:2015 certificates, plus unspecified additional certifications. These stated management-system certifications support quality and environmental-management capability.

R&D capabilityThe supplier claims 30 years of research-and-development, production, and sales practice, 142 national patents, five years of R&D-engineer experience, and use of TED and laser-welding technology. These are explicit indicators of engineering and innovation activity, although the records do not independently validate the claims.

Production capacityProduction capability is supported by eight production lines, a stated 21,019 m² manufacturing area, reported output of 1,000,000 sets of stainless and carbon steel pipes, and claimed monthly capacities of 58,000 pieces or 30,000 sets. Because the facility-size and capacity figures conflict across slices, capability is evidenced but not consistently quantified.

Client casesThe supplier reports sales or export coverage in domestic markets, Europe, Australia, North America, the USA, Germany, Japan, Korea, Italy, the Netherlands, Denmark, and South Africa. These destinations indicate international market experience, but no named customers, project references, order examples, or independently verifiable case studies are provided.

Product Q&A

Q:What materials are your chimneys made of?

304 or 316 stainless steel, which provides excellent corrosion resistance, high-temperature tolerance , and long service life (20-50 years depending on application).

Q:What is the difference between 304 and 316 stainless steel chimneys?

304 is suitable for most indoor/residential and general industrial use with good corrosion resistance. 316 offers superior resistance to chlorides and acids, ideal for coastal areas, chemical plants, or high-moisture environments.

Q:What applications are your chimneys suitable for?

Our prefabricated stainless steel chimneys are designed for boilers, generators, fireplaces, wood-burning stoves, HVAC systems, industrial furnaces, high-rise buildings, stadiums, airports, and power plants.

Q:Is the price negotiable?

We offer highly competitive, tailored pricing based on order volume, custom specifications, payment terms, and partnership duration. We look forward to discussing your specific requirements and providing a personalized quotation.

Q:Do you provide complete chimney solutions (prefabricated kits)?

Yes, we offer full systems including pipes, elbows, tees, supports, rain caps, adapters, and custom fittings for easy installation.