Guidance for the people who own the uptime
The REE Mechanical blog is written for facilities directors, construction managers, and the person who has to justify an HVAC line item. Every article is attributed to someone here who does the work.
Roughly 80% of the service calls we receive were preventable. Here is how that number turns into real budget across a multi-site portfolio - and what the replacement math actually looks like.
Written by
REE Mechanical team
October 28, 2026 · 7 min read
Read the article →Tier 1 · Understand
What a standard, a system, or a regulation actually requires — no pitch attached.
Tier 2 · Evaluate
Frameworks and cost comparisons for the decision you are about to defend.
Tier 3 · Act
What to do this week when the equipment will not arrive in time.
8 articles
Covering Maintenance Strategy, Standards & Compliance, Capital Planning, Operations.
Standard 180 gets cited in a lot of maintenance proposals. Here is what the standard genuinely covers, what it does not, and how to tell whether a program is following it.
Rooftop units are commonly planned on a service life in the mid-teens of years. Across a Southern California portfolio, that figure is nearly useless without adjusting for the environment each unit actually lives in.
Turning an equipment list into a multi-year capital plan: how to sequence replacements, protect the budget from surprise failures, and decide what to repair instead.
What store managers should escalate, what they should not, and how to structure dispatch so a heat event does not turn into a week of closed stores.
Lead times on commercial equipment can run long. Here is how to keep a store trading in the gap - and the mistakes that leave rental units sitting on a dock.
Refrigerant phase-downs change the repair-or-replace math on older equipment. What to record now so the decision is data-driven when a unit fails.
Coastal, inland valley, and desert sites destroy equipment in completely different ways. A single portfolio-wide task list over-serves some sites and under-serves others.
Send REE the situation. We will tell you what we would do, including when the answer is that you do not need us yet.
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