Why Change Orders Happen and How to Keep Them Off Your Project A change order rarely shows up out of nowhere. By the time one lands on your desk, the problem behind it has usually been sitting there for weeks: a measurement that wasn’t quite right, an equipment submittal nobody reviewed closely enough, or an […]
How to Avoid Costly Change Orders During RTU Replacement Read More »
This guide explains why static pressure can change during an RTU retrofit, what to review before startup, and how better planning can help reduce airflow-related surprises.
Understanding Static Pressure Changes During Rooftop Unit Retrofits Read More »
How Better Planning Leads to Faster Installations and Fewer Surprises Every rooftop unit (RTU) replacement comes with pressure. Schedules are tight. Equipment lead times are unpredictable. Crane availability is limited. A single missed measurement or overlooked detail can delay an installation and increase project costs. At Curbco, we’ve spent more than 45 years helping contractors,
Complete Guide to RTU Replacement Projects Read More »
Help Us Get It Right So Your Project Stays on Schedule Every commercial HVAC retrofit is different. Different manufacturers. Different roof curbs. Different airflow layouts. Different building conditions. That’s why designing a custom curb adapter starts with one thing: accurate project information. The more complete the information you provide, the more efficiently our engineering team
What Information We Need to Design the Right Curb Adapter the First Time Read More »
How Better Planning Helps Contractors Deliver Smoother RTU Replacement Projects Commercial rooftop HVAC retrofit projects rarely fail because of a single major issue. More often, it’s a series of small oversights that create bigger problems once installation begins. A missing measurement, an overlooked airflow transition, or a last-minute equipment change can quickly turn a straightforward
10 Common Rooftop HVAC Retrofit Mistakes (And How to Avoid Them) Read More »
Roof Curb vs. Curb Adapter: What’s the Difference? Understanding which solution is right for your rooftop HVAC project If you’re planning a commercial rooftop HVAC project, you’ve probably run into this question: do I need a roof curb or a curb adapter? It’s one of the most common questions we hear from contractors, distributors, and
Roof Curb vs. Curb Adapter: What’s the Difference? Read More »
RTU replacements often fail due to hidden RTU compatibility issues. Learn what really determines fit and how to confirm it before delays occur.
Why Replacements Fail: Understanding Proven RTU Compatibility Before You Order Read More »
Selecting the right rooftop curb is one of the most important steps in ensuring a successful HVAC installation. For contractors and distributors, understanding curb types helps prevent costly delays. For purchasing teams, it reduces risk. And for building owners, it preserves long term system performance and roof integrity. In commercial HVAC, not all curbs are
The Rooftop Curb Breakdown Every HVAC Professional Wishes They Had Read More »
A Comprehensive Guide for HVAC Distributors, Contractors, and Building Professionals In commercial HVAC, almost every rooftop unit relies on a small but essential component: the roof curb. While it rarely gets attention, the curb is the foundation that determines whether a replacement or new installation goes smoothly. When it’s designed well, contractors can install confidently,
What Is a Roof Curb? The Best Answer is Shocking Read More »
In the late 80’s early 90’s Curbco began to focus more and more on RTU curb adapters, we knew we needed to label our adapters, not only so we would be able to internally identify which adapter was going with which work order/job but also so that once the adapter arrived on the job site
What’s in a Name…Plate? Read More »
