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cover of episode How Aeroseal Seals Duct Leaks from the Inside to Stop HVAC Energy Waste with Dr. Mark Modera | Part 1

How Aeroseal Seals Duct Leaks from the Inside to Stop HVAC Energy Waste with Dr. Mark Modera | Part 1

2025/3/10
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HVAC Know It All Podcast

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Gary McCreadie: 我今天采访了AeroSeal的发明者Mark Modera博士。AeroSeal是一种从管道内部密封管道的产品,它可以到达管道中的所有缝隙和裂缝,并开始密封它们。我的一位客户使用AeroSeal或类似产品AeroBarrier密封房屋外壳,显著降低了房屋的空气交换率。 在另一个案例中,一位客户的房屋暖气费过高,原因是管道位于未封装的爬行空间中,导致热量损失和气压下降。AeroSeal可以解决管道泄漏问题,但还需要解决爬行空间的保温问题。 金属管道比柔性管道泄漏更多,导致气流速度降低,从而影响室内温度。地下室管道系统通常泄漏严重,影响气流和温度,导致最远端的出风口温度和气流不佳。AeroSeal的优势在于无需人工操作,可以到达难以触及的地方。 AeroSeal在新建筑和现有住宅中的应用时间不同,新建筑效率更高。AeroSeal安装时间取决于房屋类型,新建筑平均一天可完成4套,现有住宅平均一天一套。AeroSeal的密封过程大约需要一个小时,并且系统可以实时监控密封过程。 Mark Modera: 我是AeroSeal的发明者。我最初的研究发现管道泄漏导致建筑物空气流通量增加,并导致能源浪费。研究表明,密封管道可以节省18%的能源,而对于热泵系统,节省率高达35%。 早期管道密封方法(如使用密封胶)费时费力,导致安装人员不愿采用。因此,我寻求从管道内部进行密封的方法,以解决传统方法的缺点。我研究了其他类似技术,并最终开发出AeroSeal。 AeroSeal不会增加管道绝缘,但它通过密封泄漏来提高气流速度,从而改善温度。对于金属管道,AeroSeal可以改善舒适度,因为泄漏会导致气流速度降低,从而影响温度。AeroSeal的应用方式取决于房屋是否已入住和装修程度。如果房屋正在装修,则可以通过加压的方式将AeroBarrier喷入房屋内部进行密封。

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In this episode of HVAC Know It All Podcast, host Gary McCreadie) welcomes Dr. Mark Modera), The Inventor of Aeroseal), Professor at the University of California, Davis), and Visiting Faculty at Berkeley Lab) and Former Vice President at Carrier HVAC). They talk about why sealing ducts is important for HVAC performance, how new methods like Aeroseal, the invention of Dr. Mark Modera, is better than old ones, and why fixing duct leaks saves energy and improves comfort. Dr. Mark Modera also explains the science behind duct leaks, how they affect system performance, and how modern sealing technology makes the job easier. This discussion gives HVAC professionals useful tips on improving airflow, making homes more effective, and using better duct sealing methods.

Dr. Mark Modera talks about the problems caused by duct leaks in HVAC systems and why old sealing methods don’t work as well as new solutions like Aeroseal. He explains why it's important to check and measure duct leaks, the need for ongoing learning in building science, and how technology is making duct sealing better for improved system performance. They also discuss how clear communication, better diagnostics, and advanced sealing techniques can help HVAC professionals improve performance and reduce energy waste.

This episode is packed with practical HVAC tips, industry challenges, and real solutions to help technicians learn about duct leaks, boost system performance, and use better sealing methods for improved performance.

Expect to Learn:

- Why duct leakage is a major issue and how it impacts HVAC system performance.

- The limitations of traditional duct sealing methods and the benefits of Aeroseal.

- How verifying and measuring duct leakage can improve energy efficiency.

- Common misconceptions about duct sealing and their impact on home comfort.

- How modern technology is transforming the way HVAC professionals approach duct sealing.

**Episode Highlights: **

[00:00] – Introduction to Dr. Mark Modera

[01:30] – Understanding Aeroseal: How It Works & How It Differs from Air Barrier Sealing

[03:46] – The Impact of Duct Leakage on Energy Bills, Airflow & Home Comfort

[07:24] – The Invention of Aeroseal: Dr. Mark Modera's Breakthrough & Impact on Duct Sealing & Energy Savings 

[11:12] – The Evolution of Heat Pump Technology & the Need for Better Duct Sealing Solutions

[14:11] – How Aeroseal Was Developed & Its Impact on Basement Duct Leakage and Air Distribution 

[15:56] – Why Aeroseal is a Game-Changer for Hard-to-Reach Duct Leaks 

[18:01] – How Long Does Aeroseal Take? Setup, Application & Real-Time Leakage Monitoring

This Episode is Kindly Sponsored by:

Master: https://www.master.ca/)

Cintas: https://www.cintas.com/)

Supply House: https://www.supplyhouse.com/)

Cool Air Products: https://www.coolairproducts.net/)

Lambert Insurance Services: https://www.lambert-ins.com/

**Follow the Guest Dr. Mark Modera on: **

LinkedIn: https://www.linkedin.com/in/mark-modera-94432212/)

Aeroseal: https://www.linkedin.com/company/aeroseal-llc/about/)

University of California: https://www.linkedin.com/school/uc-davis/)

Berkeley Lab: https://www.linkedin.com/company/lawrence-berkeley-national-laboratory/)

Carrier HVAC: https://www.linkedin.com/company/carrierhvac/

**Website: **

Aeroseal: https://aeroseal.com/)

Carrier HVAC: https://www.carrier.com/carrier/en/worldwide/)   

Follow the Host:

**LinkedIn: https://www.linkedin.com/in/gary-mccreadie-38217a77/) **

**Website: https://www.hvacknowitall.com) **

**Facebook: https://www.facebook.com/people/HVAC-Know-It-All-2/61569643061429/)  **

**Instagram: https://www.instagram.com/hvacknowitall1/) **