Kristen White

Hamlin Sheet Metal Solves Heavy-Duty Duct Insulation with Spiracoustic Plus

Hamlin in North Carolina needed a good solution for 60+-inch duct insulation, and Johns Manville had just the thing

January 8, 2026

Insulating a 62-inch duct is no small ask. Between engineering concerns with weight in an older building and the logistics of something so large, the folks at Hamlin Sheet Metal in Benson, North Carolina, needed an alternative to a double-walled system.

Why More Insulation is Not Always the Answer

Take caution when burying insulated HVAC ducts in more insulation

Kristen White

August 14, 2024

Remember to take your climate zone into account if you’re considering burying insulated flexible ducts so you don’t create future problems with moisture.

On Demand As AI workloads and high-density computing push traditional cooling methods to their limits, the data center industry is accelerating the adoption of next-generation HVAC technologies.

In this session, we will cover how to design VRF systems for the U.S. market using new A2L refrigerants. These systems provide an advanced zoning solution by using inverter technology to deliver precise heating and cooling control across multiple zones and spaces.

Kristen White

ARTICLES

Hamlin Sheet Metal Solves Heavy-Duty Duct Insulation with Spiracoustic Plus

Why More Insulation is Not Always the Answer

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