Knockdown and OEM HVAC Curbs offer reliable structural support for rooftop AC units and other roof-mounted equipment. Since every commercial AC manufacturer has proprietary specifications for their curbs, Curbco custom-builds Knockdown Curbs to fit ANY make and model.

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Contact Us We are excited to help you. Business Address Curbco LLC 7960 Fallbrook Dr, Houston, TX 77064 Electronic payment address [email protected] General Inquiries Leave some contact information and a brief message using this form. We will respond to your inquiry within one business day. First Name* Last Name* Company* Email* Phone* Message*

Since every commercial AC manufacturer has proprietary specifications for their curbs, Curbco custom-builds Knockdown Curbs to fit ANY make and model. With the most extensive HVAC spec library in the industry, backed by over 30 years of archived data, we ensure compatibility and precision for every installation.

Curbco is the nation's leading designer and manufacturer of RTU Curb Adapters, with a comprehensive database of manufacturing specs at our fingertips.

You couldn’t be in better hands if you need a precision-made solution for your rooftop curb needs. Go with one of the original grand masters in curb adaptor design and engineering — go Curbco!

Curbco manufactures directional HVAC curbs which route air from a downflow RTU to either existing or new ductwork that was designed to connect horizontally. If an RTU sits on it and air flows through it we’ve got a solution!

KurbHub is your 24/7 connection to Curbco. Our unique web-based portal allows you to manage every aspect of ordering and fulfillment from Curbco on any device, KurbHub. Draw on Curbco’s 30-year legacy of adapter design for lightning fast quotes every time.

If your customer needs help calculating the pitch, read How to Calculate the Pitch of a Roof or just email [email protected]. We will take care of you!

Anytime is your 24/7 connection to Curbco. Our unique web-based portal allows you to manage every aspect of ordering and fulfillment from Curbco on any device, Anytime. Draw on Curbco’s 30-year legacy of adapter design for lightning fast quotes every time.