<rss version="2.0"><channel><title>sitename</title><link>https://www.wsduct.com</link><description>sitename</description><language>en</language><generator>ThinkPHP</generator><pubDate>2026-05-10</pubDate><lastBuildDate>2026-05-10</lastBuildDate><item><title>Company</title><link>https://www.wsduct.com/about.html</link><pubDate>2026-05-10</pubDate></item><item><title>Product</title><link>https://www.wsduct.com/product.html</link><pubDate>2026-05-10</pubDate></item><item><title>Silencer series</title><link>https://www.wsduct.com/silencer-series.html</link><pubDate>2025-03-24</pubDate></item><item><title>Silencer series</title><link>https://www.wsduct.com/muffler.html</link><pubDate>2026-05-10</pubDate></item><item><title>Duct fittings</title><link>https://www.wsduct.com/duct_fittings.html</link><pubDate>2026-05-10</pubDate></item><item><title>Square elbow</title><link>https://www.wsduct.com/square-bend.html</link><pubDate>2025-03-24</pubDate></item><item><title>Square elbow</title><link>https://www.wsduct.com/square_elbow.html</link><pubDate>2026-05-10</pubDate></item><item><title>Round elbow</title><link>https://www.wsduct.com/circular-bend.html</link><pubDate>2025-03-24</pubDate></item><item><title>Round elbow</title><link>https://www.wsduct.com/round_elbow.html</link><pubDate>2026-05-10</pubDate></item><item><title>Three way, four way</title><link>https://www.wsduct.com/three-way-four-way.html</link><pubDate>2025-03-24</pubDate></item><item><title>Three way, four way</title><link>https://www.wsduct.com/Three_way_four_way.html</link><pubDate>2026-05-10</pubDate></item><item><title>Variable diameter, reducing diameter, large and small head</title><link>https://www.wsduct.com/variable-diameter-reducing-diameter-large-and-small-head.html</link><pubDate>2025-03-24</pubDate></item><item><title>Variable diameter, reducing diameter, large and small head</title><link>https://www.wsduct.com/reducing.html</link><pubDate>2026-05-10</pubDate></item><item><title>Saddle interface</title><link>https://www.wsduct.com/saddle-interface.html</link><pubDate>2025-03-24</pubDate></item><item><title>Saddle interface</title><link>https://www.wsduct.com/saddle_interface.html</link><pubDate>2026-05-10</pubDate></item><item><title>Raincap</title><link>https://www.wsduct.com/raincaps.html</link><pubDate>2025-03-24</pubDate></item><item><title>Raincap</title><link>https://www.wsduct.com/raincap.html</link><pubDate>2026-05-10</pubDate></item><item><title>Other accessories</title><link>https://www.wsduct.com/other-accessories.html</link><pubDate>2025-03-24</pubDate></item><item><title>Other accessories</title><link>https://www.wsduct.com/other_accessories.html</link><pubDate>2026-05-10</pubDate></item><item><title>Fan duct flexible connection series</title><link>https://www.wsduct.com/fan_duct_soft_connection.html</link><pubDate>2026-05-10</pubDate></item><item><title>High-temperature resistant flexible connector</title><link>https://www.wsduct.com/high-temperature-resistant-soft-connection.html</link><pubDate>2025-03-24</pubDate></item><item><title>High-temperature resistant flexible connector</title><link>https://www.wsduct.com/high_temperature_resistant_type.html</link><pubDate>2026-05-10</pubDate></item><item><title>Wear resistant soft connection</title><link>https://www.wsduct.com/wear-resistant-soft-connection.html</link><pubDate>2025-03-24</pubDate></item><item><title>Wear resistant soft connection</title><link>https://www.wsduct.com/wear_resistant_type.html</link><pubDate>2026-05-10</pubDate></item><item><title>Integrated soft connection</title><link>https://www.wsduct.com/integrated-soft-connection.html</link><pubDate>2025-03-24</pubDate></item><item><title>Integrated soft connection</title><link>https://www.wsduct.com/integrative.html</link><pubDate>2026-05-10</pubDate></item><item><title>Duct flange series</title><link>https://www.wsduct.com/duct_flange.html</link><pubDate>2026-05-10</pubDate></item><item><title>Steel strip flange</title><link>https://www.wsduct.com/steel-strip-flange.html</link><pubDate>2025-03-24</pubDate></item><item><title>Steel strip flange</title><link>https://www.wsduct.com/steel_strip_flange.html</link><pubDate>2026-05-10</pubDate></item><item><title>Flat plate flange</title><link>https://www.wsduct.com/flat-flange.html</link><pubDate>2025-03-24</pubDate></item><item><title>Flat plate flange</title><link>https://www.wsduct.com/flat_flange.html</link><pubDate>2026-05-10</pubDate></item><item><title>Angle steel rectangular flange</title><link>https://www.wsduct.com/angle-steel-rectangular-flange.html</link><pubDate>2025-03-24</pubDate></item><item><title>Angle steel rectangular flange</title><link>https://www.wsduct.com/angle_steel_rectangular_flange.html</link><pubDate>2026-05-10</pubDate></item><item><title>Angle steel flange</title><link>https://www.wsduct.com/angle-steel-flange.html</link><pubDate>2025-03-24</pubDate></item><item><title>Angle steel flange</title><link>https://www.wsduct.com/angle_steel_flange.html</link><pubDate>2026-05-10</pubDate></item><item><title>Damper series</title><link>https://www.wsduct.com/damper.html</link><pubDate>2026-05-10</pubDate></item><item><title>Slide gate valve</title><link>https://www.wsduct.com/gate-valve.html</link><pubDate>2025-03-24</pubDate></item><item><title>Slide gate valve</title><link>https://www.wsduct.com/gate_valve.html</link><pubDate>2026-05-10</pubDate></item><item><title>check valve</title><link>https://www.wsduct.com/check-valve.html</link><pubDate>2025-03-24</pubDate></item><item><title>check valve</title><link>https://www.wsduct.com/check_valve.html</link><pubDate>2026-05-10</pubDate></item><item><title>Fire damper</title><link>https://www.wsduct.com/fire-damper.html</link><pubDate>2025-03-24</pubDate></item><item><title>Fire damper</title><link>https://www.wsduct.com/fire_damper.html</link><pubDate>2026-05-10</pubDate></item><item><title>Manual damper</title><link>https://www.wsduct.com/manual-air-valve.html</link><pubDate>2025-03-24</pubDate></item><item><title>Manual damper</title><link>https://www.wsduct.com/manual_damper.html</link><pubDate>2026-05-10</pubDate></item><item><title>Pneumatic damper</title><link>https://www.wsduct.com/pneumatic-air-valve.html</link><pubDate>2025-03-24</pubDate></item><item><title>Pneumatic damper</title><link>https://www.wsduct.com/pneumatic_damper.html</link><pubDate>2026-05-10</pubDate></item><item><title>Electric damper</title><link>https://www.wsduct.com/electric-air-valve.html</link><pubDate>2025-03-24</pubDate></item><item><title>Electric damper</title><link>https://www.wsduct.com/electric_damper.html</link><pubDate>2026-05-10</pubDate></item><item><title>Sealed damper</title><link>https://www.wsduct.com/sealed_damperr.html</link><pubDate>2025-03-24</pubDate></item><item><title>Sealed damper</title><link>https://www.wsduct.com/sealeddamper.html</link><pubDate>2026-05-10</pubDate></item><item><title>Subway composite duct series</title><link>https://www.wsduct.com/subway_composite_air_duct.html</link><pubDate>2026-05-10</pubDate></item><item><title>Fiberglass composite duct</title><link>https://www.wsduct.com/fiberglass-composite-air-duct.html</link><pubDate>2025-03-24</pubDate></item><item><title>Fiberglass composite duct</title><link>https://www.wsduct.com/fiberglass_composite_air_duct.html</link><pubDate>2026-05-10</pubDate></item><item><title>Magnesium oxide composite duct</title><link>https://www.wsduct.com/glass-magnesium-composite-air-duct.html</link><pubDate>2025-03-24</pubDate></item><item><title>Magnesium oxide composite duct</title><link>https://www.wsduct.com/glass_magnesium_composite_air_duct.html</link><pubDate>2026-05-10</pubDate></item><item><title>Fire-resistant composite duct</title><link>https://www.wsduct.com/fire-resistant-composite-air-duct.html</link><pubDate>2025-03-24</pubDate></item><item><title>Fire-resistant composite duct</title><link>https://www.wsduct.com/fire_resistant_composite_air_duct.html</link><pubDate>2026-05-10</pubDate></item><item><title>Color steel composite duct</title><link>https://www.wsduct.com/color-steel-composite-air-duct.html</link><pubDate>2025-03-24</pubDate></item><item><title>Color steel composite duct</title><link>https://www.wsduct.com/color_steel_composite_air_duct.html</link><pubDate>2026-05-10</pubDate></item><item><title>Rectangular duct series</title><link>https://www.wsduct.com/rectangular_duct.html</link><pubDate>2026-05-10</pubDate></item><item><title>Welded rectangular duct</title><link>https://www.wsduct.com/welding-rectangular-air-ducts.html</link><pubDate>2025-03-24</pubDate></item><item><title>Welded rectangular duct</title><link>https://www.wsduct.com/welding_rectangular_air_ducts.html</link><pubDate>2026-05-10</pubDate></item><item><title>Straight duct TDF joint</title><link>https://www.wsduct.com/common-rectangular-air-duct.html</link><pubDate>2025-03-24</pubDate></item><item><title>Straight duct TDF joint</title><link>https://www.wsduct.com/common_rectangular_air_duct.html</link><pubDate>2026-05-10</pubDate></item><item><title>Spiral duct series</title><link>https://www.wsduct.com/spiral_duct.html</link><pubDate>2026-05-10</pubDate></item><item><title>Galvanized spiral duct</title><link>https://www.wsduct.com/galvanized-spiral-air-duct.html</link><pubDate>2025-03-24</pubDate></item><item><title>Galvanized spiral duct</title><link>https://www.wsduct.com/galvanized_spiral_air_duct.html</link><pubDate>2026-05-10</pubDate></item><item><title>Stainless steel spiral duct</title><link>https://www.wsduct.com/stainless-steel-spiral-air-duct.html</link><pubDate>2025-03-24</pubDate></item><item><title>Stainless steel spiral duct</title><link>https://www.wsduct.com/stainless_steel_spiral_air_duct.html</link><pubDate>2026-05-10</pubDate></item><item><title>Welded air duct series</title><link>https://www.wsduct.com/welding_air_duct.html</link><pubDate>2026-05-10</pubDate></item><item><title>Carbon steel welded duct</title><link>https://www.wsduct.com/carbon-steel-welded-air-duct.html</link><pubDate>2025-03-24</pubDate></item><item><title>Carbon steel welded duct</title><link>https://www.wsduct.com/carbon_steel_welded_air_duct.html</link><pubDate>2026-05-10</pubDate></item><item><title>Galvanized welded duct</title><link>https://www.wsduct.com/galvanized-welded-air-duct.html</link><pubDate>2025-03-24</pubDate></item><item><title>Galvanized welded duct</title><link>https://www.wsduct.com/galvanized_welded_air_duct.html</link><pubDate>2026-05-10</pubDate></item><item><title>Stainless steel rectangular welded duct</title><link>https://www.wsduct.com/stainless-steel-rectangular-welded-air-duct.html</link><pubDate>2025-03-24</pubDate></item><item><title>Stainless steel rectangular welded duct</title><link>https://www.wsduct.com/stainless_steel_rectangular_welded_air_duct.html</link><pubDate>2026-05-10</pubDate></item><item><title>Stainless steel welded duct</title><link>https://www.wsduct.com/stainless-steel-welded-air-duct.html</link><pubDate>2025-03-24</pubDate></item><item><title>Stainless steel welded duct</title><link>https://www.wsduct.com/stainless_steel_welded_duct.html</link><pubDate>2026-05-10</pubDate></item><item><title>news</title><link>https://www.wsduct.com/news.html</link><pubDate>2026-05-10</pubDate></item><item><title>equipment</title><link>https://www.wsduct.com/equipment.html</link><pubDate>2026-05-10</pubDate></item><item><title>Workshop</title><link>https://www.wsduct.com/Workshop.html</link><pubDate>2026-05-10</pubDate></item><item><title>Contact</title><link>https://www.wsduct.com/Contact.html</link><pubDate>2026-05-10</pubDate></item><item><title>What are the uses of spiral ducts?</title><link>https://www.wsduct.com/industry_show/111.html</link><pubDate>2025-03-25</pubDate></item><item><title>Characteristics of Stainless Steel Welded Ducts</title><link>https://www.wsduct.com/industry_show/112.html</link><pubDate>2025-03-25</pubDate></item><item><title>What are the connection methods for stainless steel air ducts?</title><link>https://www.wsduct.com/industry_show/113.html</link><pubDate>2025-03-25</pubDate></item><item><title>Overview of Fiberglass Composite Ducts</title><link>https://www.wsduct.com/industry_show/114.html</link><pubDate>2025-03-25</pubDate></item><item><title>Common methods for welding stainless steel spiral ducts</title><link>https://www.wsduct.com/industry_show/115.html</link><pubDate>2025-03-25</pubDate></item><item><title>What are the materials for making circular elbows?</title><link>https://www.wsduct.com/industry_show/116.html</link><pubDate>2025-03-25</pubDate></item><item><title>Characteristics of square elbows</title><link>https://www.wsduct.com/industry_show/117.html</link><pubDate>2025-03-25</pubDate></item><item><title>What are the types of stainless steel duct fittings?</title><link>https://www.wsduct.com/industry_show/118.html</link><pubDate>2025-03-25</pubDate></item><item><title>Suggestions for selecting high-temperature resistant soft connections</title><link>https://www.wsduct.com/industry_show/119.html</link><pubDate>2025-03-25</pubDate></item><item><title>Connection method of fan soft connection</title><link>https://www.wsduct.com/industry_show/120.html</link><pubDate>2025-03-25</pubDate></item><item><title>Main materials for flexible connections of air ducts</title><link>https://www.wsduct.com/industry_show/121.html</link><pubDate>2025-03-25</pubDate></item><item><title>Function of air duct flange</title><link>https://www.wsduct.com/industry_show/122.html</link><pubDate>2025-03-25</pubDate></item><item><title>Spiral Ducts: Installation Guide, Material Selection and Analysis of Core Applications</title><link>https://www.wsduct.com/industry_show/157.html</link><pubDate>2025-04-15</pubDate></item><item><title> Comprehensive Analysis of Smoke Exhaust Duct Design, Installation, and Maintenance: Key Points for Ensuring Building Safety</title><link>https://www.wsduct.com/industry_show/161.html</link><pubDate>2025-04-15</pubDate></item><item><title>Analysis of Core Advantages, Welding Techniques, and Construction Key Points of Stainless Steel Welded Air Ducts</title><link>https://www.wsduct.com/industry_show/164.html</link><pubDate>2025-05-06</pubDate></item><item><title>A Detailed Explanation of the Core Uses and Professional Installation Methods of Galvanized Welded Air Ducts</title><link>https://www.wsduct.com/industry_show/165.html</link><pubDate>2025-05-06</pubDate></item><item><title>Carbon Steel Welded Air Ducts: Core Components and Application Analysis of Industrial Ventilation Systems</title><link>https://www.wsduct.com/industry_show/166.html</link><pubDate>2025-05-07</pubDate></item><item><title>Rectangular Welded Air Ducts: A Comprehensive Analysis of Characteristics, Applications, and Installation Techniques</title><link>https://www.wsduct.com/industry_show/167.html</link><pubDate>2025-05-07</pubDate></item><item><title>Stainless Steel Air Ducts: Core Advantages, Application Scenarios, and Installation and Maintenance Guide</title><link>https://www.wsduct.com/industry_show/168.html</link><pubDate>2025-05-08</pubDate></item><item><title>A Comprehensive Analysis of the Core Advantages and Application Areas of Carbon Steel Ducts</title><link>https://www.wsduct.com/industry_show/169.html</link><pubDate>2025-05-08</pubDate></item><item><title>Specifications, Installation Specifications and Purchase Guide of Galvanized Air Ducts</title><link>https://www.wsduct.com/industry_show/170.html</link><pubDate>2025-05-08</pubDate></item><item><title>Galvanized Iron Sheet Air Ducts: An Analysis of the Core Advantages and Application Areas of High-Efficiency Ventilation Ducts</title><link>https://www.wsduct.com/industry_show/171.html</link><pubDate>2025-05-08</pubDate></item><item><title>Performance Analysis, Installation Guide and Maintenance Tips for Sheet Metal Air Ducts</title><link>https://www.wsduct.com/industry_show/172.html</link><pubDate>2025-05-08</pubDate></item><item><title>A Comprehensive Comparison between Square Ducts and Circular Ducts: How to Choose the More Suitable Ventilation Duct?</title><link>https://www.wsduct.com/industry_show/173.html</link><pubDate>2025-05-08</pubDate></item><item><title>Rectangular Air Ducts: A Comprehensive Analysis of Material Characteristics, Installation Specifications, and Application Scenarios</title><link>https://www.wsduct.com/industry_show/174.html</link><pubDate>2025-05-09</pubDate></item><item><title>A Comprehensive Guide to Material Selection, Installation, and Maintenance of Insulated Air Ducts in Air - Conditioning and Ventilation Systems</title><link>https://www.wsduct.com/industry_show/175.html</link><pubDate>2025-05-09</pubDate></item><item><title>Analysis of the Functions, Types, and Application Scenarios of Air Dampers</title><link>https://www.wsduct.com/industry_show/176.html</link><pubDate>2025-05-09</pubDate></item><item><title>Electric Dampers: Working Principles, Application Scenarios, and Installation & Maintenance Guide</title><link>https://www.wsduct.com/industry_show/177.html</link><pubDate>2025-05-09</pubDate></item><item><title>Comprehensive Analysis of the Working Principle, Technical Specifications, and Application Fields of Pneumatic Air Valves</title><link>https://www.wsduct.com/industry_show/178.html</link><pubDate>2025-05-09</pubDate></item><item><title>Industrial Automation Control Valves: Analysis of Principles, Types, and Application Scenarios</title><link>https://www.wsduct.com/industry_show/179.html</link><pubDate>2025-05-09</pubDate></item><item><title>A Comprehensive Analysis of Fire Dampers: Functions, Classifications, and Application Scenarios</title><link>https://www.wsduct.com/industry_show/180.html</link><pubDate>2025-05-09</pubDate></item><item><title>Comprehensive Analysis of the Working Principle, Structural Types, and Application Fields of Check Valves</title><link>https://www.wsduct.com/industry_show/181.html</link><pubDate>2025-05-09</pubDate></item><item><title>Comprehensive Analysis of the Structural Characteristics, Connection Methods, and Industrial Applications of Flat Flanges</title><link>https://www.wsduct.com/industry_show/183.html</link><pubDate>2025-05-09</pubDate></item><item><title>A Comprehensive Analysis of the Types, Materials, Execution Standards, and Application Scenarios of Steel Strip Flanges</title><link>https://www.wsduct.com/industry_show/184.html</link><pubDate>2025-05-09</pubDate></item><item><title>A Detailed Explanation of the Functions, Installation Essentials, and Application Fields of Duct Flanges</title><link>https://www.wsduct.com/industry_show/185.html</link><pubDate>2025-05-09</pubDate></item><item><title>The Core Differences and Usage Guide between Linux Symbolic Links and Hard Links</title><link>https://www.wsduct.com/industry_show/186.html</link><pubDate>2025-05-09</pubDate></item><item><title>Elbows: Types, Materials, Applications, and Selection Guide</title><link>https://www.wsduct.com/industry_show/187.html</link><pubDate>2025-05-09</pubDate></item><item><title>A Comprehensive Analysis of Ventilation Ducts: Types, Applications, and Cleaning and Maintenance Guide  </title><link>https://www.wsduct.com/industry_show/188.html</link><pubDate>2025-05-09</pubDate></item><item><title>Guide to the Design and Installation Specifications of Fire Smoke Exhaust Ducts</title><link>https://www.wsduct.com/industry_show/189.html</link><pubDate>2025-05-09</pubDate></item><item><title>Analysis of the Advantages and Application Scenarios of Composite Air Ducts</title><link>https://www.wsduct.com/industry_show/190.html</link><pubDate>2025-05-09</pubDate></item><item><title>Comprehensive Process Analysis of Ventilation and Air Conditioning Duct Installation: Key Steps and Quality Control Points</title><link>https://www.wsduct.com/industry_show/191.html</link><pubDate>2025-05-09</pubDate></item><item><title>Fiberglass Reinforced Plastic (FRP) Ducts: An Analysis of Characteristics, Application Scenarios, and Core Advantages</title><link>https://www.wsduct.com/industry_show/192.html</link><pubDate>2025-05-09</pubDate></item><item><title>A Detailed Explanation of the Composition and Design Principles of Ventilation Systems: The Core Technology for Building Environmental Control</title><link>https://www.wsduct.com/industry_show/193.html</link><pubDate>2025-05-09</pubDate></item><item><title>Clean System: Analysis of Core Components, Design Essentials, and Multi - industry Applications</title><link>https://www.wsduct.com/industry_show/194.html</link><pubDate>2025-05-09</pubDate></item><item><title>Metal Air Ducts: A Comprehensive Analysis of Types, Applications, Installation, and Maintenance</title><link>https://www.wsduct.com/industry_show/195.html</link><pubDate>2025-05-09</pubDate></item><item><title>Dust Removal System: Analysis of Core Functions, Technical Advantages, and Application Scenarios</title><link>https://www.wsduct.com/industry_show/196.html</link><pubDate>2025-05-09</pubDate></item><item><title>A Comprehensive Analysis of Air Conditioning Systems: Types, Principles, and Scientific Maintenance Guidelines</title><link>https://www.wsduct.com/industry_show/197.html</link><pubDate>2025-05-09</pubDate></item><item><title>2025 Selection Guide for Ducted Split Central Air Conditioners: The Perfect Combination of High Efficiency, Energy Saving and Comfortable Experience</title><link>https://www.wsduct.com/industry_show/198.html</link><pubDate>2025-05-09</pubDate></item><item><title>Air Conditioning Technology: Core Elements and Development Trends for Creating a Healthy and Comfortable Indoor Environment</title><link>https://www.wsduct.com/industry_show/199.html</link><pubDate>2025-05-09</pubDate></item><item><title>A Comprehensive Guide to the Entire Construction Process of Ventilation Ducts: Key Steps and Precautions</title><link>https://www.wsduct.com/industry_show/200.html</link><pubDate>2025-05-09</pubDate></item><item><title>Kitchen Exhaust Duct Purchase Guide: Comprehensive Analysis of Types, Selection Points, and Installation Techniques</title><link>https://www.wsduct.com/industry_show/201.html</link><pubDate>2025-05-09</pubDate></item><item><title>HVAC Engineering: An In - Depth Analysis of the Core Technology for Comfort and Energy Efficiency in Building Environments</title><link>https://www.wsduct.com/industry_show/202.html</link><pubDate>2025-05-09</pubDate></item><item><title>Underfloor Air Distribution (UFAD) Air Conditioning System: An Energy-Efficient Ventilation Solution for Future Buildings</title><link>https://www.wsduct.com/industry_show/203.html</link><pubDate>2025-05-09</pubDate></item><item><title>Analysis of Angle Steel Flange Applications: Technology, Installation, and Core Advantages</title><link>https://www.wsduct.com/industry_show/205.html</link><pubDate>2025-06-05</pubDate></item><item><title>Essential Guide to Ductwork Installation and Maintenance</title><link>https://www.wsduct.com/industry_show/206.html</link><pubDate>2025-07-17</pubDate></item><item><title>Effective Air Duct Cleaning: A Technical Guide to Enhancing Indoor Air Quality</title><link>https://www.wsduct.com/industry_show/207.html</link><pubDate>2025-07-17</pubDate></item><item><title>The Critical Role of Duct Systems in HVAC Performance: Engineering Principles and Best Practices</title><link>https://www.wsduct.com/industry_show/208.html</link><pubDate>2025-07-17</pubDate></item><item><title>Installation Tips for Effective Fire Dampers</title><link>https://www.wsduct.com/industry_show/209.html</link><pubDate>2025-07-17</pubDate></item><item><title>Smoke Exhaust Duct Systems: Critical Infrastructure for Building Fire Safety</title><link>https://www.wsduct.com/industry_show/210.html</link><pubDate>2025-07-24</pubDate></item><item><title>Best Practices for Installing TDF Joints in Straight Rectangular Ductwork</title><link>https://www.wsduct.com/industry_show/211.html</link><pubDate>2025-07-24</pubDate></item><item><title>Common Pitfalls in Duct Fabrication: Technical Failures and Remedial Actions</title><link>https://www.wsduct.com/industry_show/212.html</link><pubDate>2025-07-24</pubDate></item><item><title>Spiral Flanged vs. Clamp-Together Industrial Ductwork: Technical 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