Table of Contents 1 Report Overview 1.1 Research Scope 1.2 Major Manufacturers Covered in This Report 1.3 Market Segment by Type 1.3.1 Global Sound Barrier Market Size Growth Rate by Type (2019-2025) 1.3.2 Metal Noise Barriers 1.3.3 Fiberglass Noise Barriers 1.3.4 Polycarbonate Solid Noise Barriers 1.4 Market Segment by Application 1.4.1 Global Sound Barrier Market Share by Application (2019-2025) 1.4.2 Construction 1.4.3 Transportation 1.4.4 Industrial Sections 1.4.5 Airport 1.4.6 Other 1.5 Study Objectives 1.6 Years Considered 2 Global Growth Trends 2.1 Production and Capacity Analysis 2.1.1 Global Sound Barrier Production Value 2014-2025 2.1.2 Global Sound Barrier Production 2014-2025 2.1.3 Global Sound Barrier Capacity 2014-2025 2.1.4 Global Sound Barrier Marketing Pricing and Trends 2.2 Key Producers Growth Rate (CAGR) 2019-2025 2.2.1 Global Sound Barrier Market Size CAGR of Key Regions 2.2.2 Global Sound Barrier Market Share of Key Regions 2.3 Industry Trends 2.3.1 Market Top Trends 2.3.2 Market Drivers 3 Market Share by Manufacturers 3.1 Capacity and Production by Manufacturers 3.1.1 Global Sound Barrier Capacity by Manufacturers 3.1.2 Global Sound Barrier Production by Manufacturers 3.2 Revenue by Manufacturers 3.2.1 Sound Barrier Revenue by Manufacturers (2014-2019) 3.2.2 Sound Barrier Revenue Share by Manufacturers (2014-2019) 3.2.3 Global Sound Barrier Market Concentration Ratio (CR5 and HHI) 3.3 Sound Barrier Price by Manufacturers 3.4 Key Manufacturers Sound Barrier Plants/Factories Distribution and Area Served 3.5 Date of Key Manufacturers Enter into Sound Barrier Market 3.6 Key Manufacturers Sound Barrier Product Offered 3.7 Mergers & Acquisitions, Expansion Plans 4 Market Size by Type 4.1 Production and Production Value for Each Type 4.1.1 Metal Noise Barriers Production and Production Value (2014-2019) 4.1.2 Fiberglass Noise Barriers Production and Production Value (2014-2019) 4.1.3 Polycarbonate Solid Noise Barriers Production and Production Value (2014-2019) 4.2 Global Sound Barrier Production Market Share by Type 4.3 Global Sound Barrier Production Value Market Share by Type 4.4 Sound Barrier Ex-factory Price by Type 5 Market Size by Application 5.1 Overview 5.2 Global Sound Barrier Consumption by Application 6 Production by Regions 6.1 Global Sound Barrier Production (History Data) by Regions 2014-2019 6.2 Global Sound Barrier Production Value (History Data) by Regions 6.3 United States 6.3.1 United States Sound Barrier Production Growth Rate 2014-2019 6.3.2 United States Sound Barrier Production Value Growth Rate 2014-2019 6.3.3 Key Players in United States 6.3.4 United States Sound Barrier Import & Export 6.4 European Union 6.4.1 European Union Sound Barrier Production Growth Rate 2014-2019 6.4.2 European Union Sound Barrier Production Value Growth Rate 2014-2019 6.4.3 Key Players in European Union 6.4.4 European Union Sound Barrier Import & Export 6.5 China 6.5.1 China Sound Barrier Production Growth Rate 2014-2019 6.5.2 China Sound Barrier Production Value Growth Rate 2014-2019 6.5.3 Key Players in China 6.5.4 China Sound Barrier Import & Export 6.6 Rest of World 6.6.1 Japan 6.6.2 Korea 6.6.3 India 6.6.4 Southeast Asia 7 Sound Barrier Consumption by Regions 7.1 Global Sound Barrier Consumption (History Data) by Regions 7.2 United States 7.2.1 United States Sound Barrier Consumption by Type 7.2.2 United States Sound Barrier Consumption by Application 7.3 European Union 7.3.1 European Union Sound Barrier Consumption by Type 7.3.2 European Union Sound Barrier Consumption by Application 7.4 China 7.4.1 China Sound Barrier Consumption by Type 7.4.2 China Sound Barrier Consumption by Application 7.5 Rest of World 7.5.1 Rest of World Sound Barrier Consumption by Type 7.5.2 Rest of World Sound Barrier Consumption by Application 7.5.1 Japan 7.5.2 Korea 7.5.3 India 7.5.4 Southeast Asia 8 Company Profiles 8.1 Evonik Degussa 8.1.1 Evonik Degussa Company Details 8.1.2 Company Description and Business Overview 8.1.3 Production and Revenue of Sound Barrier 8.1.4 Sound Barrier Product Introduction 8.1.5 Evonik Degussa Recent Development 8.2 Industrial Noise Control 8.2.1 Industrial Noise Control Company Details 8.2.2 Company Description and Business Overview 8.2.3 Production and Revenue of Sound Barrier 8.2.4 Sound Barrier Product Introduction 8.2.5 Industrial Noise Control Recent Development 8.3 Armtec 8.3.1 Armtec Company Details 8.3.2 Company Description and Business Overview 8.3.3 Production and Revenue of Sound Barrier 8.3.4 Sound Barrier Product Introduction 8.3.5 Armtec Recent Development 8.4 DELTA BLOC International GmbH 8.4.1 DELTA BLOC International GmbH Company Details 8.4.2 Company Description and Business Overview 8.4.3 Production and Revenue of Sound Barrier 8.4.4 Sound Barrier Product Introduction 8.4.5 DELTA BLOC International GmbH Recent Development 8.5 Noise Barriers 8.5.1 Noise Barriers Company Details 8.5.2 Company Description and Business Overview 8.5.3 Production and Revenue of Sound Barrier 8.5.4 Sound Barrier Product Introduction 8.5.5 Noise Barriers Recent Development 8.6 KOHLHAUL 8.6.1 KOHLHAUL Company Details 8.6.2 Company Description and Business Overview 8.6.3 Production and Revenue of Sound Barrier 8.6.4 Sound Barrier Product Introduction 8.6.5 KOHLHAUL Recent Development 8.7 Paragon Noise Barriers 8.7.1 Paragon Noise Barriers Company Details 8.7.2 Company Description and Business Overview 8.7.3 Production and Revenue of Sound Barrier 8.7.4 Sound Barrier Product Introduction 8.7.5 Paragon Noise Barriers Recent Development 8.8 Kinetics Noise Control 8.8.1 Kinetics Noise Control Company Details 8.8.2 Company Description and Business Overview 8.8.3 Production and Revenue of Sound Barrier 8.8.4 Sound Barrier Product Introduction 8.8.5 Kinetics Noise Control Recent Development 8.9 AKRIPOL 8.9.1 AKRIPOL Company Details 8.9.2 Company Description and Business Overview 8.9.3 Production and Revenue of Sound Barrier 8.9.4 Sound Barrier Product Introduction 8.9.5 AKRIPOL Recent Development 8.10 REBLOC GmbH 8.10.1 REBLOC GmbH Company Details 8.10.2 Company Description and Business Overview 8.10.3 Production and Revenue of Sound Barrier 8.10.4 Sound Barrier Product Introduction 8.10.5 REBLOC GmbH Recent Development 8.11 Gramm Barriers 8.12 Sankwong 9 Market Forecast 9.1 Global Market Size Forecast 9.1.1 Global Sound Barrier Capacity, Production Forecast 2019-2025 9.1.2 Global Sound Barrier Production Value Forecast 2019-2025 9.2 Market Forecast by Regions 9.2.1 Global Sound Barrier Production and Value Forecast by Regions 2019-2025 9.2.2 Global Sound Barrier Consumption Forecast by Regions 2019-2025 9.3 United States 9.3.1 Production and Value Forecast in United States 9.3.2 Consumption Forecast in United States 9.4 European Union 9.4.1 Production and Value Forecast in European Union 9.4.2 Consumption Forecast in European Union 9.5 China 9.5.1 Production and Value Forecast in China 9.5.2 Consumption Forecast in China 9.6 Rest of World 9.6.1 Japan 9.6.2 Korea 9.6.3 India 9.6.4 Southeast Asia 9.7 Forecast by Type 9.7.1 Global Sound Barrier Production Forecast by Type 9.7.2 Global Sound Barrier Production Value Forecast by Type 9.8 Consumption Forecast by Application 10 Value Chain and Sales Channels Analysis 10.1 Value Chain Analysis 10.2 Sales Channels Analysis 10.2.1 Sound Barrier Sales Channels 10.2.2 Sound Barrier Distributors 10.3 Sound Barrier Customers 11 Opportunities & Challenges, Threat and Affecting Factors 11.1 Market Opportunities 11.2 Market Challenges 11.3 Porter's Five Forces Analysis 12 Key Findings 13 Appendix 13.1 Research Methodology 13.1.1 Methodology/Research Approach 13.1.1.1 Research Programs/Design 13.1.1.2 Market Size Estimation 13.1.1.3 Market Breakdown and Data Triangulation 13.1.2 Data Source 13.1.2.1 Secondary Sources 13.1.2.2 Primary Sources 13.2 Author Details 13.3 Disclaimer

List of Tables and Figures Figure Sound Barrier Product Picture Table Sound Barrier Key Market Segments Table Major Manufacturers Sound Barrier Covered in This Report Table Global Sound Barrier Market Size Growth Rate by Type 2019-2025 (K sqm) & (Million US$) Figure Global Sound Barrier Sales Market Shar by Type 2014-2025 Figure Metal Noise Barriers Figures Table Major Manufacturers of Metal Noise Barriers Figure Fiberglass Noise Barriers Figures Table Major Manufacturers of Fiberglass Noise Barriers Figure Polycarbonate Solid Noise Barriers Figures Table Major Manufacturers of Polycarbonate Solid Noise Barriers Table Global Sound Barrier Market Share by Application 2019-2025 (K sqm) Figure Construction Use Case Figure Transportation Use Case Figure Industrial Sections Use Case Figure Airport Use Case Figure Other Use Case Figure Sound Barrier Report Years Considered Figure Global Sound Barrier Production Value Growth Rate 2014-2025 (Million US$) Figure Global Sound Barrier Production 2014-2025 (K sqm) Figure Global Sound Barrier Capacity 2014-2025 (K sqm) Table Key Manufacturers Sound Barrier Capacity (K sqm) Figure Global Sound Barrier Price 2014-2025 (USD/sqm) Table Global Sound Barrier Market Size of Key Regions (Million USD) & (K sqm) Table Global Sound Barrier Growth Rate of Key Regions 2019-2025 (Million USD) Table Global Sound Barrier Market Share for of Regions 2019-2025 (K sqm) Table Market Top Trends Table Global Sound Barrier Capacity by Manufacturers (2014-2019) (K sqm) Table Global Sound Barrier Capacity Market Share by Manufacturers (2014-2019) Table Global Sound Barrier Production by Manufacturers (2014-2019) (K sqm) Table Global Sound Barrier Production Share by Manufacturers (2014-2019) Figure Global Sound Barrier Production Share by Manufacturers in 2018 Table Sound Barrier Revenue by Manufacturers (2014-2019) (Million USD) Table Sound Barrier Revenue Share by Manufacturers (2014-2019) Figure Sound Barrier Value Share by Manufacturers in 2018 Table Global Sound Barrier Manufacturers Market Concentration Ratio (CR5 and HHI) Table Sound Barrier Price by Manufacturers 2014-2019 (USD/sqm) Table Key Manufacturers Sound Barrier Plants/Factories Distribution Table Key Manufacturers Sound Barrier Area Served Table Date of Key Manufacturers Enter into Sound Barrier Market Table Key Manufacturers Sound Barrier Product Type Table Mergers & Acquisitions, Expansion Plans Table Global Metal Noise Barriers Production and Production Value (2014-2019) (K sqm) & (Million US$) Table Global Fiberglass Noise Barriers Production and Production Value (2014-2019) (K sqm) & (Million US$) Table Global Polycarbonate Solid Noise Barriers Production and Production Value (2014-2019) (K sqm) & (Million US$) Table Global Sound Barrier Production by Type (2014-2019) (K sqm) Table Global Sound Barrier Production Share by Type (2014-2019) Figure Global Sound Barrier Production Market Share by Type (2014-2019) Figure Global Sound Barrier Production Market Share by Type in 2018 Table Global Sound Barrier Production Value by Type (2014-2019) (Million US$) Table Global Sound Barrier Production Value Share by Type (2014-2019) Figure Global Sound Barrier Production Value Market Share by Type (2014-2019) Figure Global Sound Barrier Production Value Market Share by Type in 2018 Table Sound Barrier Ex-factory Price by Type 2014-2019 (USD/sqm) Table Global Sound Barrier Consumption by Application (2014-2019) (K sqm) Table Global Sound Barrier Consumption Share by Application (2014-2019) Figure Global Consumption Sound Barrier Market Share by Application (2014-2019) Table Global Sound Barrier Production by Regions 2014-2019 (K sqm) Table Global Sound Barrier Production Market Share by Regions 2014-2019 Figure Global Sound Barrier Production Market Share by Regions 2014-2019 Figure Global Sound Barrier Production Market Share by Regions in 2018 Table Global Sound Barrier Production Value by Regions 2014-2019 (Million USD) Table Global Sound Barrier Production Value Market Share by Regions 2014-2019 Figure Global Sound Barrier Production Value Market Share by Regions 2014-2019 Figure Global Sound Barrier Production Value Market Share by Regions in 2018 Table United States Sound Barrier Production and Value 2014-2019 (K sqm) & (Million USD) Figure United States Sound Barrier Production Growth Rate 2014-2019 (K sqm) Figure United States Sound Barrier Production Value Growth Rate 2014-2019 (Million USD) Table United States Sound Barrier Import & Export (K sqm) Table European Union Sound Barrier Production and Value 2014-2019 (K sqm) & (Million USD) Figure European Union Sound Barrier Production Growth Rate 2014-2019 (K sqm) Figure European Union Sound Barrier Production Value Growth Rate 2014-2019 (Million USD) Table European Union Sound Barrier Import & Export (K sqm) Table China Sound Barrier Production and Value 2014-2019 (K sqm) & (Million USD) Figure China Sound Barrier Production Growth Rate 2014-2019 (K sqm) Figure China Sound Barrier Production Value Growth Rate 2014-2019 (Million USD) Table China Sound Barrier Import & Export (K sqm) Figure Japan Sound Barrier Production Growth Rate 2014-2019 (K sqm) Figure Japan Sound Barrier Production Value Growth Rate 2014-2019 (Million USD) Figure Korea Sound Barrier Production Growth Rate 2014-2019 (K sqm) Figure Korea Sound Barrier Production Value Growth Rate 2014-2019 (Million USD) Figure India Sound Barrier Production Growth Rate 2014-2019 (K sqm) Figure India Sound Barrier Production Value Growth Rate 2014-2019 (Million USD) Figure Southeast Asia Sound Barrier Production Growth Rate 2014-2019 (K sqm) Figure Southeast Asia Sound Barrier Production Value Growth Rate 2014-2019 (Million USD) Table Global Sound Barrier Consumption by Regions 2014-2019 (K sqm) Table Global Sound Barrier Consumption Market Share by Regions 2014-2019 Figure Global Sound Barrier Consumption Market Share by Regions 2014-2019 Figure Global Sound Barrier Consumption Market Share by Regions in 2018 Figure United States Sound Barrier Consumption Growth Rate (2014-2019) (K sqm) Table United States Sound Barrier Consumption by Type (2014-2019) (K sqm) Figure United States Sound Barrier Consumption Market Share by Type in 2019 Table United States Sound Barrier Consumption by Application (2014-2019) (K sqm) Figure United States Sound Barrier Consumption Market Share by Application in 2019 Figure European Union Sound Barrier Consumption Growth Rate (2014-2019) (K sqm) Table European Union Sound Barrier Consumption by Type (2014-2019) (K sqm) Figure European Union Sound Barrier Consumption Market Share by Type in 2019 Table European Union Sound Barrier Consumption by Application (2014-2019) (K sqm) Figure European Union Sound Barrier Consumption Market Share by Application in 2019 Figure China Sound Barrier Consumption Growth Rate (2014-2019) (K sqm) Table China Sound Barrier Consumption by Type (2014-2019) (K sqm) Figure China Sound Barrier Consumption Market Share by Type in 2019 Table China Sound Barrier Consumption by Application (2014-2019) (K sqm) Figure China Sound Barrier Consumption Market Share by Application in 2019 Figure Rest of World Sound Barrier Consumption Growth Rate (2014-2019) (K sqm) Table Rest of World Sound Barrier Consumption by Type (2014-2019) (K sqm) Figure Rest of World Sound Barrier Consumption Market Share by Type in 2019 Table Rest of World Sound Barrier Consumption by Application (2014-2019) (K sqm) Figure Rest of World Sound Barrier Consumption Market Share by Application in 2019 Figure Japan Sound Barrier Consumption Growth Rate (2014-2019) (K sqm) Figure Korea Sound Barrier Consumption Growth Rate (2014-2019) (K sqm) Figure India Sound Barrier Consumption Growth Rate (2014-2019) (K sqm) Figure Southeast Asia Sound Barrier Consumption Growth Rate (2014-2019) (K sqm) Table Evonik Degussa Company Details Table Evonik Degussa Description and Business Overview Table Evonik Degussa Sound Barrier Production (K sqm), Revenue (Million US$), Price (USD/sqm) and Gross Margin (2014-2019) Table Evonik Degussa Sound Barrier Production Growth Rate (2014-2019) Table Evonik Degussa Sound Barrier Production Market Share in Global Market Table Evonik Degussa Recent Development Table Industrial Noise Control Company Details Table Industrial Noise Control Description and Business Overview Table Industrial Noise Control Sound Barrier Production (K sqm), Revenue (Million US$), Price (USD/sqm) and Gross Margin (2014-2019) Table Industrial Noise Control Sound Barrier Production Growth Rate (2014-2019) Table Industrial Noise Control Sound Barrier Production Market Share in Global Market Table Industrial Noise Control Recent Development Table Armtec Company Details Table Armtec Description and Business Overview Table Armtec Sound Barrier Production (K sqm), Revenue (Million US$), Price (USD/sqm) and Gross Margin (2014-2019) Table Armtec Sound Barrier Production Growth Rate (2014-2019) Table Armtec Sound Barrier Production Market Share in Global Market Table Armtec Recent Development Table DELTA BLOC International GmbH Company Details Table DELTA BLOC International GmbH Description and Business Overview Table DELTA BLOC International GmbH Sound Barrier Production (K sqm), Revenue (Million US$), Price (USD/sqm) and Gross Margin (2014-2019) Table DELTA BLOC International GmbH Sound Barrier Production Growth Rate (2014-2019) Table DELTA BLOC International GmbH Sound Barrier Production Market Share in Global Market Table DELTA BLOC International GmbH Recent Development Table Noise Barriers Company Details Table Noise Barriers Description and Business Overview Table Noise Barriers Sound Barrier Production (K sqm), Revenue (Million US$), Price (USD/sqm) and Gross Margin (2014-2019) Table Noise Barriers Sound Barrier Production Growth Rate (2014-2019) Table Noise Barriers Sound Barrier Production Market Share in Global Market Table Noise Barriers Recent Development Table KOHLHAUL Company Details Table KOHLHAUL Description and Business Overview Table KOHLHAUL Sound Barrier Production (K sqm), Revenue (Million US$), Price (USD/sqm) and Gross Margin (2014-2019) Table KOHLHAUL Sound Barrier Production Growth Rate (2014-2019) Table KOHLHAUL Sound Barrier Production Market Share in Global Market Table KOHLHAUL Recent Development Table Paragon Noise Barriers Company Details Table Paragon Noise Barriers Description and Business Overview Table Paragon Noise Barriers Sound Barrier Production (K sqm), Revenue (Million US$), Price (USD/sqm) and Gross Margin (2014-2019) Table Paragon Noise Barriers Sound Barrier Production Growth Rate (2014-2019) Table Paragon Noise Barriers Sound Barrier Production Market Share in Global Market Table Paragon Noise Barriers Recent Development Table Kinetics Noise Control Company Details Table Kinetics Noise Control Description and Business Overview Table Kinetics Noise Control Sound Barrier Production (K sqm), Revenue (Million US$), Price (USD/sqm) and Gross Margin (2014-2019) Table Kinetics Noise Control Sound Barrier Production Growth Rate (2014-2019) Table Kinetics Noise Control Sound Barrier Production Market Share in Global Market Table Kinetics Noise Control Recent Development Table AKRIPOL Company Details Table AKRIPOL Description and Business Overview Table AKRIPOL Sound Barrier Production (K sqm), Revenue (Million US$), Price (USD/sqm) and Gross Margin (2014-2019) Table AKRIPOL Sound Barrier Production Growth Rate (2014-2019) Table AKRIPOL Sound Barrier Production Market Share in Global Market Table AKRIPOL Recent Development Table REBLOC GmbH Company Details Table REBLOC GmbH Description and Business Overview Table REBLOC GmbH Sound Barrier Production (K sqm), Revenue (Million US$), Price (USD/sqm) and Gross Margin (2014-2019) Table REBLOC GmbH Sound Barrier Production Growth Rate (2014-2019) Table REBLOC GmbH Sound Barrier Production Market Share in Global Market Table REBLOC GmbH Recent Development Table Gramm Barriers Company Details Table Sankwong Company Details Table Global Sound Barrier Capacity, Production Forecast 2019-2025 (K sqm) Figure Global Sound Barrier Capacity Forecast 2019-2025 (K sqm) Figure Global Sound Barrier Production Forecast 2019-2025 (K sqm) Figure Global Sound Barrier Production Value Forecast 2019-2025 (Million US$) Table Global Sound Barrier Production Value Forecast 2019-2025 (Million US$) Table Global Sound Barrier Production Forecast by Regions 2019-2025 (K sqm) Table Global Sound Barrier Production Market Share Forecast by Regions 2019-2025 Table Global Sound Barrier Production Value Forecast by Regions 2019-2025 (Million US$) Table Global Sound Barrier Consumption Forecast by Regions 2019-2025 (K sqm) Table Global Sound Barrier Consumption Market Share Forecast by Regions 2019-2025 Table United States Sound Barrier Production and Production Value Forecast 2019-2025 (K sqm) & (Million US$) Figure United States Sound Barrier Production Growth Forecast 2019-2025 (K sqm) Table United States Sound Barrier Production Value Forecast 2019-2025 (Million US$) Figure United States Sound Barrier Consumption Forecast 2019-2025 (K sqm) Table European Union Sound Barrier Production and Production Value Forecast 2019-2025 (K sqm) & (Million US$) Figure European Union Sound Barrier Production Growth Forecast 2019-2025 (K sqm) Table European Union Sound Barrier Production Value Forecast 2019-2025 (Million US$) Figure European Union Sound Barrier Consumption Forecast 2019-2025 (K sqm) Table China Sound Barrier Production and Production Value Forecast 2019-2025 (K sqm) & (Million US$) Figure China Sound Barrier Production Growth Forecast 2019-2025 (K sqm) Table China Sound Barrier Production Value Forecast 2019-2025 (Million US$) Figure China Sound Barrier Consumption Forecast 2019-2025 (K sqm) Figure Japan Sound Barrier Production Growth Forecast 2019-2025 (K sqm) Figure Japan Sound Barrier Consumption Forecast 2019-2025 (K sqm) Figure Korea Sound Barrier Production Growth Forecast 2019-2025 (K sqm) Figure Korea Sound Barrier Consumption Forecast 2019-2025 (K sqm) Figure India Sound Barrier Production Growth Forecast 2019-2025 (K sqm) Figure India Sound Barrier Consumption Forecast 2019-2025 (K sqm) Figure Southeast Asia Sound Barrier Production Growth Forecast 2019-2025 (K sqm) Figure Southeast Asia Sound Barrier Consumption Forecast 2019-2025 (K sqm) Table Global Sound Barrier Production Forecast by Type 2019-2025 (K sqm) Figure Global Sound Barrier Production Forecast by Type 2019-2025 (K sqm) Figure Global Sound Barrier Production Market Share Forecast by Type 2019-2025 Table Global Sound Barrier Production Value Forecast by Type 2019-2025 (Million US$) Figure Global Sound Barrier Production Value Forecast by Type 2019-2025 (Million US$) Figure Global Sound Barrier Production Value Market Share Forecast by Type 2019-2025 Table Global Sound Barrier Consumption Forecast by Application 2019-2025 (K sqm) Figure Global Sound Barrier Consumption Forecast by Application 2019-2025 (K sqm) Figure Global Sound Barrier Consumption Market Share Forecast by Application 2019-2025 Figure Sound Barrier Value Chain Table Sound Barrier Distributors List Table Sound Barrier Customers List Table Porter's Five Forces Analysis Table Research Programs/Design for This Report Figure Bottom-up and Top-down Approaches for This Report Figure Data Triangulation Table Key Data Information from Secondary Sources Table Key Data Information from Primary Sources

Evonik Degussa Industrial Noise Control Armtec DELTA BLOC International GmbH Noise Barriers KOHLHAUL Paragon Noise Barriers Kinetics Noise Control AKRIPOL REBLOC GmbH Gramm Barriers Sankwong