The rooftop ports are built into a raised external assembly called a curb.
Roof top transirion curb.
A curb is a pre fabricated pedestal or stand that sits below a rooftop package unit.
A galvalume coated roof doesn t mean that a galvanized steel roof curb is the best thing to use in fact galvanized roof curbs are known to rust corrode and leak particularly along weld joints as soon as a year after installation.
Normally the supply and return airflow enters and exits the equipment through the curb.
Specify prefabricated roof curbs and related products by a roof curb manufacturer not with or by the equipment manufacturer.
The building owner is faced with one of two decisions remove the unit and the existing unit s roof curb install a new curb transition the duct work to attach to the new curb and set the new rtu in place.
As a general rule the curb should be placed directly on the roof support members.
Curb adapter for rooftop package unit custom made.
Aes offers a complete line of adapter curbs designed to transition seamlessly from your existing roof curb to new equipment without penetrating the roof membrane.
Hybrid roof curbs downflow 18 height used with z series packaged electric cooling w optional electric heat cat.
Specify prefab roof curbs for use with all roof penetrations and roof mounted equipment including and not limited to hvac units duct openings pipe penetrations power roof exhauster intake and relief vents flues or job fabricated items.
If the roof curb will be mounted on a new building it can be assembled at any convenient location and installed as soon as the roof support members are in place.
We have built adapters ranging in size from 1 to 130 tons which are being used on buildings nationwide.
Let s discuss your requirements.
This decision inherently causes significant downtime and expense to remove the existing curb and re roofing a new one not excluding the risk of creating a roof leak.
Use tack welding or other suitable fastening method to secure the roof curb in place.
When you install adapter curbs welded rtu rooftop unit curbs or equipment supports for your rooftop hvac package unit going with the wrong curb adapter company can cost you big money and time.
Our curb adapters solve that problem.
Many of these rooftop hvac curbs were originally set into the roof to accommodate old hvac units that are either no longer in production or no longer the best choice for the building s current needs.
Usually ships in 1 to 2 weeks product code.
The slightest inefficiency or mismatch in design or engineering can create blow back resistance that can wear down your climate control fan parts and cause your equipment to waste costly energy.
Roof curbs for standing seam metal roofs pick the proper material.
