Nycpc Roof Drains For Set Back Roof

Other than the baffle a siphonic roof drain has the same features as a traditional roof drain including a.

Nycpc roof drains for set back roof.

More attention should be given to the location of a drainage system to avoid future problems. Inner drains gutters or scuppers each have their own function and deciding which system is best depends on. Flat roof drains scuppers gutters and drainage systems on flat roofs. Epdm roofs are water proof and tend to be expensive.

No hub cast iron high volume roof drain with ductile iron dome. The best type for the application depends on several factors such as the size and slope of the roof the desired appearance and how much regular maintenance the drain system might need. 1 24 of 279 results for roof drains page 1 of 12. The distinguishing feature of a siphonic roof drain is the air baffle.

A siphonic roof drain looks much like a traditional roof drain. To select the proper roof drain the following information must be known. One of the most overlooked items on a flat roof is the draining system. The zurn roof drains and drain accessories represent more than 100 years of experience in supplying engineered roof drainage equipment to the construction market.

Roof drains for flat or low slope roofs come in a few standard types. P 1503 4 1 secondary emergency overflow drains or scuppers. An extensive green roof system installed atop the nyc department of parks and recreation s dpr five borough building on randall s island. This air baffle is engineered and tested to prevent air from entering the piping system at peak flows.

This modular system is one of six variations installed on the roof and covers 800 square feet con sisting of two foot by two foot trays with six inches of mineral soil and over 1 500 sedum plugs. Roof drains from zurn include combination primary overflow control flow dual outlet siphonic retrofit and more which cater from educational to commercial needs. The roof drain is usually set in the deck and the membrane is stretched over the entire roof. Where roof drains are required secondary emergency overflow roof drains or scuppers shall be provided where the roof perimeter construction extends above the roof in such a manner that water will be entrapped if the primary drains allow buildup for any reason.

Smith carefully designs and manufactures a full line of roof drains deck drains scupper drains promenade and parking area drains and more to satisfy both the artistic eye of the architect and the calculating mind of the engineer. The membrane is cut out at each drain and is secured by the drains clamping collar. When selecting a roof drain note.