What is a roof curb adapter?

A curb adapter is a custom-made apparatus that mates the new RTU’s layout with the old RTU’s curb, which remains fixed to the buildings. Curb adapters must be custom made to transition the air from the new unit openings to the old unit openings and to ensure the structural integrity of the whole system.

What is a roof curb?

A roof curb is an elevated platform on a roof that supports some piece of equipment or roof penetration. Because roof curbs are sometimes a part of a roof, they must be able to keep out moisture and debris, while providing a spot to anchor the equipment.

What is a roof curb installation?

Rooftop curbs are raised metal frames designed for mounting structures safely to your roof. The frames are used for accessories that mount above the roof and those that penetrate the roof’s surface. A properly installed roof curb ensures that the accessory has a level platform for attachment.

How is a rooftop unit sealed to the roof curb?

When a building is constructed, prior to the installation of the HVAC Rooftop Unit (RTU), the roof is cut, and a metal structure called a Roof Curb is installed. … The Curb is secured into place, and roofing material is extended all the way up the sides of the curb.

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Do I need a curb adapter?

A curb adapter is a custom-made apparatus that mates the new RTU’s layout with the old RTU’s curb, which remains fixed to the buildings. Curb adapters must be custom made to transition the air from the new unit openings to the old unit openings and to ensure the structural integrity of the whole system.

Is a curb?

A curb is the edge of the sidewalk beside the road. … Curb comes from the Latin word for “curve,” curvus, which describes the shape of a restraining strap on a horse’s head — in the fifteenth century, this band was called a curb.

What is a curb flashing?

JM TPO Curb Flashing is a 60 mil reinforced TPO membrane with an encapsulated edge used on curbs and parapet walls. Data Sheet. Use: On curbs and parapet walls. This product eliminates the need for field cutting and edge sealant.

How do you flash a roof curb?

Begin by flashing the bottom side of the roof curb using a 100 cm roll of Wakaflex® flashing. Center the flashing across the bottom of the curb. Using scissors, cut the flashing to both corners of the roof curb, allowing it to easily wrap around either side of the curb.

What is a mansard style roof?

Mansard roof, type of roof having two slopes on every side, the lower slope being considerably steeper than the upper. In cross section the straight-sided mansard can appear like a gambrel roof, but it differs from the gambrel by displaying the same profile on all sides.

What is a pitch pocket?

: a cavity in lumber that contains or has contained resin.

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What is a cricket on a roof?

A roof cricket is a double triangle structure built behind a chimney to properly divert water around it. As water comes down your roof, it hits the cricket and splits down each side instead of hitting the flat wall of your chimney.

What does a RTU sit on?

RTU stands for roof-top unit. All the components, including the coils, compressor, and fan, are packaged into a single unit on the roof.

Roofs and roofing