Roof Mounted Hvac Equipment Evaluation

Has no application for these circumstances in some cases a condensing or similar unit needs to be roof mounted but does not need to duct through the roof.

Roof mounted hvac equipment evaluation.

Many hvac units are mounted on pre formed roof curbs and bottom ducted to the building interior. On the other hand your unit is at very little risk from thrown rocks kicked soccer balls and out of control landscaping when it s mounted on the roof. Rooftop mounted central air conditioning systems may include both the cooling unit evaporator coil blower fan filters and the compressor condenser unit in one package. This guideline is a joint publication with the sheet metal and air conditioning contractors national association inc.

It s also much harder to reach a rooftop mounted air conditioner so if you plan to do your own regular maintenance you ll need to make sure you have the right equipment to do so safely. Let s take a look at how you can quickly diagnose and solve curb problems you may encounter in the field. At above right is a complex of roof mounted ac heat pump systems on a christchurch new zealand high. With any roof related installations if a hail guard or shield is installed on a roof it should be properly designed to resist estimated uplift pressures.

This document establishes guidelines for the installation of roof mounted outdoor air conditioner equipment and sets forth good construction practices covering curb and roof penetrations and sealings. A recent evaluation of several hundred commercial rooftop systems around the country exposed a hidden flaw that deteriorates system efficiency up to 40 rooftop equipment curbs.