Building & Mechanical

Five service segments · HVAC · Plumbing · Electrical · Solar & Storage · Commercial Refrigeration

For the owner of a mechanical contracting business. What changed in the rules, what it costs, and what to do about it — every other Monday, free to read and free to print.

The current issue

Issue 001 · Monday 17 August 2026

Section 232 tariffs cut residential HVAC duty to 15%, but commercial refrigeration, copper pipe and electrical wire still pay 25% as copper hit a record $6.71 a pound

Plumbing and HVAC/R distributors posted August 2026 price hikes from 3% to 25%, the EV charger tax credit expired June 30, lead-service-line replacement plans are due November 1, 2027, and Texas adopts the 2026 electrical code September 1 — every claim sourced.

10 items · 3 charts · 5 segments

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