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Uncovering Opportunities for Reducing Cost and Cycle Time in New Home Construction

Builders across the country are facing mounting pressure from both increased construction costs and extended project cycle times. To better understand what drives these challenges, Home Innovation Research Labs conducted an online survey in March 2026 with nearly 300 homebuilders across regions, company sizes, and home types. Their responses, shared without prompts or predefined options, offer a candid view of where builders are facing their biggest challenges and where meaningful progress is possible.

TechSpec: HVAC Ducts Buried within Ceiling Insulation in a Vented Attic (Buried Ducts)

File Under: Air Sealing & Building Envelope, Energy Efficiency & High-Performance Building, Ventilation & Indoor Air Quality

A buried duct system is a practical and cost-effective alternative to installing ducts inside conditioned space or constructing unvented (semi-conditioned) attics for housing the HVAC system. If constructed in accordance with the recently-approved provisions of the 2018 International Residential Code (IRC), buried ducts provide an effective and energy-efficient air distribution system that ensures comfort and savings for the homeowner.

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