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Resources FIND USEFUL DOCUMENTS SUBMITTAL DRAWINGS Our current submittal drawing is a plan view of both the old and new unit curbs. Use these documents to familiarize yourself with the purpose of the submittal drawing and how to interpret it. Purpose of Submittal How to Read Submittal FIELD SURVEY FORM Form to record exact dimensions of an existing RTU curb. APPLICATION FOR CREDIT Apply for a line of credit with our company using this simple form. LIMITED LIABILITY WARRANTY Read about our product and service warranty. CURB ADAPTER INSTALLATION INSTRUCTIONS Download here CALCULATING THE PITCH OF A ROOF Download diagram here VIBRATION ISOLATION INSTALLATION INSTRUCTIONS Download here FREQUENTLY ASKED QUESTIONS. I need to install a unit onto a sloped roof, can you help? My space requires a curb that is 18" tall, can you help? I sometimes need to install a unit onto a metal roof, can you help? I need to replace a side discharge unit with a downflow unit, can you help? I need duct work, drain pans and a filter housing, can you help? How are you able to manufacture a custom curb adapter in 2-3 days? I need to correct a pitch on a curb can you do this? A LEGACY OF INNOVATION Our story begins in 1977, when Spring Branch Sheet Metal (SBSM) opened its doors as a Houston-based producer of all kinds of sheet metal products, from decorative awnings to kitchen hoods, before finally finding its true niche in roof curb space. Read more WE STAND BY OUR PRINCIPLES Our principles define how we conduct our business and our lives. You can expect us to exemplify these principles in the the daily work we do, for you! Our Purpose: To Honor God by being thoughtful stewards of His gifts, making an eternal difference in the lives of those we serve. Our Vision: To be the preferred provider of HVAC retrofit solutions. Our Mission: To take the Hassle and Risk out of the HVAC retrofit business. Our Values: Responsibility, Integrity, Commitment, Humility, Respect FOLLOW US Facebook www.facebook.com/curbco Youtube www.youtube.com/channel/curbco Twitter www.twitter.com/curbco @2019 www.curbco.com. All Rights Reserved.