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Roof dunnage details.
Roof area divider curb type.
Elevated equipment supports sometimes referred to as dunnage supports provide a strong economical and adjustable roof support system for rooftop condenser units and mini split units.
A roof dunnage provides strong support for equipment on the roof such as condenser units for an hvac system.
This introduction is intended to supplement the special notes on the individual construction details.
One great advantage to a roof dunnage is the ability to avoid having to cut into the roof in order to add equipment on the top of the building through there are times when it becomes necessary.
If you have any questions when it comes to installation please contact our specifier services group for design and your local technical representative for the field.
The roof dunnage is customized so air may flow around and under the device.
Lightning protection terminal roof mount detail.
Dunnage platforms can be supplied galvanized or factory assembled with seismic isolators pre attached and provide continuous support underneath rooftop equipment.
Construction details are provided for the following spf roof system types.
Fasten flange to wood nailer all sides prime flange before stripping.
Curb criteria for roof mounted equipment 1.
The curb and the equipment should be structurally capable of supporting intended loads and should be so designed that no penetration for drains power lines etc will occur through the roof flashing.
Dunnage platforms are designed for intermediate support between the equipment and rooftop steel.
Chapter 8 construction details provides technical information concerning the design and installation of construction details for quality spf roof systems.
Both the mini split roof support and condenser unit roof support are designed to allow airflow underneath and around the equipment that is being supported.
Wall with self terminating parapro paraflex 531 liquid flashing.
Dunnage can also refer to a structural platform for mechanical equipment.
Sheet metal roof jack minimum of 8 above roofing.
Wall base termination detail.
The top of the curb should be level after installation.
Paraguard expansion joint roof to wall with parasolo flashing.
Watertight umbralla overlapping jack by minimum of 4.
Here you will find all of the epdm specifications 3 part specs details and installation guides.
Figure 3 insulated steel deck frame width of equipment height above roof surfaces up to 24 14 25 to 36 18 37 to 48 24 49 to 60 30.
Wall flashing with coated metal edge.
Typically these are open steel structures located on the roof of a building consisting of steel beams supported on posts or bearing walls.
