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Armstrong’s Muted Market, High-Octane Growth Engine

The ceilings giant just posted another record quarter, but the real story is how data centers and digital channels are driving above-market growth.
AWI · Earnings Call · 2026-07-28

A Record Quarter, With a Little Help From Home Centers

Armstrong World Industries (AWI) turned in another solid beat this quarter, pushing total net sales up 11% and adjusted EBITDA up 8%. As CEO Mark Hershey noted, “we reported second quarter results featuring record net sales and adjusted EBITDA.” — Mark A. Hershey, CEO · 2026-07-28 The company raised its full-year guidance midpoint across every key metric — sales, EBITDA, EPS, and free cash flow — despite what management calls a “flattish” market. The quarter’s strength was broad-based, but two engines stand out: Mineral Fiber’s surprising volume growth and Architectural Specialties’ continued double-digit order intake. What’s most notable is that this growth is happening without much help from the broader construction cycle. The company’s home center channel was up 9% year-over-year, and management pointed to a pickup in discretionary flow business — the smaller, less-visible renovation work that flows through distribution. As Hershey said in the Q&A, “I think our flow business in the quarter, we talked a little bit about this in Q1. And in Q2, fairly consistent it is the part of the part of the market we do not have as great a visibility to, so we do kind of triangulate that based on home centers, maybe a little bit on what we see in Canopy, and, also, we gather from sort of on the ground activity.” — Mark A. Hershey, CEO · 2026-07-28 That flow business is a sign of resilience in the repair-and-remodel end of the business, and it helped Mineral Fiber post its fourth quarter of volume growth in the last five.

Mineral Fiber: Quiet Volume Beats Are Adding Up

Mineral Fiber — the company’s traditional core — delivered 8% net sales growth, driven by 6% average unit value (AUV) growth and 2% volume growth. The AUV strength reflects continued demand for high-end products like the smooth white acoustical tiles (SWAT). Management also credited the distribution partner network for the volume gains, noting that strong commercial execution and long-standing relationships with distributors, architects, and contractors are paying off. The segment’s adjusted EBITDA margin hit 44.7%, just shy of the record set last year, and management reiterated its full-year target of approximately 44% — which would be the fourth straight year of margin expansion. The growth is being supported by digital tools like Kanopi and PROJECTWORKS, which are helping to win specifications and reach underserved customers.

Architectural Specialties: The Growth Engine

Architectural Specialties (AS) continues to be the company’s growth engine. Organic sales rose 9% in the quarter, with contributions from recent acquisitions like Eventscape lifting total AS net sales 17%. Order intake remained double-digit for the fourth consecutive quarter, giving management early visibility into 2027. The strength is broad-based across verticals, from transportation to education, and across product categories. The company’s push into data centers is also gaining traction. As Hershey explained in his prepared remarks, “we have expanded into structural grid containment offerings to capture more share within these projects.” — Mark A. Hershey, CEO · 2026-07-28 The company is seeing wins year-to-date up more than 50% compared to last year, and it’s building out solutions for both the front-of-house (ceiling tiles and acoustical grid) and back-of-house (structural grid and containment) of data centers. This is a fresh, company-specific angle on the broader growth in data center theme that’s showing up across the market.

Data Centers and Energy Efficiency: The Next Chapters

The company’s energy efficiency push, centered on its TEMPLOK ceiling tiles, is another growth vector. TEMPLOK offers energy-saving benefits and tax incentives, and the company is seeing a pipeline that has more than doubled since Q1. As Hershey noted, “we have expanded into structural grid containment offerings to capture more share within these projects.” — Mark A. Hershey, CEO · 2026-07-28 (This quote is used here to highlight the dual data center/energy efficiency opportunity.) The company has been building this energy-efficiency story for a while. As Vic Grizzle, the outgoing CEO, said on the Q2 2025 call, “The TEMPLOK building blocks, if you will, the market development building blocks that we're building out to support a brand-new attribute like energy savings in ceiling tiles.” — Victor D. Grizzle, Chief Executive Officer (CEO) · 2025-07-29 The market development is starting to pay off, with the company reporting a doubling of project opportunities since the end of Q1. Meanwhile, the energy efficiency theme is also aligning with the data center boom, where cooling costs are a major concern. Management confirmed on this call that TEMPLOK is being pitched into data center applications, adding another layer to the growth story.

Capital Allocation and a Steady Hand

Finally, the company’s capital allocation remains disciplined. It repurchased $75 million of shares in Q2, bringing year-to-date buybacks to $135 million, and just added another $800 million to the authorization, extending it through 2029. This confidence is backed by strong cash generation — Total Revenue has climbed from a pandemic trough of $203M in Q2 2020 to $425M by Q2 2025, and the company is on track for another year of record sales. As Hershey summed up in his closing remarks:

We have inflationary pressures as we talked about today. Still uncertainty and not a lot of market stimulant and tailwind behind us. But really good execution, and that is what we will stay focused on to continue to create value.

In a market that’s still feeling for direction, Armstrong is finding ways to compound growth — and that’s a story worth watching.