Xiamen UNT Duct Technology Co., Ltd.
Knauf Insulation North America
Johns Manville
CERTAINTEED

4 Downpipe Manufacturers in 2024

This section provides an overview for downpipes as well as their applications and principles. Also, please take a look at the list of 4 downpipe manufacturers and their company rankings.

Table of Contents

List of 4 Downpipe Manufacturers

*Including some distributors, etc.

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  • United States of America
    • CERTAINTEED
      • United States of America Address: 20 Moores Road Malvern, Pennsylvania, United States of America

      Manufacturer Overview

      CertainTeed is a North American manufacturer of building products, established in 1904 and headquartered in Malvern, Pennsylvania. Its product range encompasses roofing, including asphalt shingles and metal roofing; siding options like vinyl and fiber cement; insulation materials ranging from fiberglass to spray foam; and gypsum products such as drywall and ceiling tiles. Its offerings cater comprehensively to the construction industry, and the company continues to hold several certifications, such as ISO 9001:2015, NABL Certification for Testing Labs, and NAIMEX ISO 45001 certificate.

    • Johns Manville
      • United States of America Address: 717 17th Street, Denver, Colorado, United States of America

      Manufacturer Overview

      Johns Manville is a manufacturer of Insulation, Roofing, and Engineered products since 1858 and has their global headquarters in Denver, Colorado. Production of insulation materials is produced for buildings (residential and commercial), HVAC, Industrial, Mechanical, and OEM such as Aerospace and Transportation. Commercial Roofing Systems are provided to building owners, contractors, and design professionals. It also includes Roofing Components such as adhesives, cement, primers, etc., and products for Membrane Roofing Systems. The Engineered Products are comprised of Nonwoven, Air and Liquid Filtration products, and Advanced Composites. The Reinforcement of Fiberglass is also provided for various applications.

    • Xiamen UNT Duct Technology Co., Ltd.

      Company Overview

      Xiamen UNT Duct Technology Co. Ltd. was founded in 2013 and is a manufacturer and supplier of ducting systems headquartered in Xiamen, China. The company primarily produces ducting solutions that cater to the needs of HVAC (Heating, Ventilation, and Air Conditioning) systems and other applications. Its product range encompasses various ducts, including pre-insulated, stainless steel, aluminum, PVC, and related accessories. These ducting systems improve energy performance, reduce environmental impact, and enhance indoor air quality. The company serves a range of industries, such as HVAC, the industrial sector, construction, and infrastructure.

Downpipe Manufacturer Ranking

*Including some distributors, etc.

Number of Employees

  1. Johns Manville: 8,000

Newly Established Company

Company with a History

Downpipe Manufacturers in United States

*Including some distributors, etc.

Global Distribution of Downpipe Manufacturers by Country

*Including some distributors, etc.

Country Number of Companies Share (%)
United States of America United States of America 2 100.0%

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