Flat Roof Drain Section Detail

It is very critical to position drains for maximum effect.

Flat roof drain section detail.

X 5 8 bolt brass alum. A flat roof may use interior drains to collect water from the centre of the roof. There are roof coating products available if there isn t enough slant or slope to accomplish this. When the dx flange is required on drains other than those shown in this section the prefix dx must be used with the figure number.

Most draining systems on flat roofs have a poor design or are not correctly installed. A gravity drainage system on a flat roof differs from the gutter system you find on residential roofs in two key ways. Cad details document name pdf dwg download all cad construction details 37 1 mb 3 4 mb mc01 identification of roof areas 694 kb 167 kb mc01a single layer underlayment 678 kb 302 kb mc01b double layer underlayment 711 kb 322 kb mc02 vent pipe flashing 626 kb 349 kb mc03 valley. Downspout strap detail 1 4 dia.

Your building and location can help determine which drain will fit your roof needs. Of course the best designed flat roof has the correct amount of pitch to drain the water off naturally. Roof drains from zurn include combination primary overflow control flow dual outlet siphonic retrofit and more which cater from educational to commercial needs. Download free high quality cad drawings blocks and details of roof drains organized by masterformat.

So often we find that inner drains are high on the roof causing water to pool around them. The most critical of these issues is the flat roof drainage systems. Adaptable to flat roofs used for recreational purposes balconies area ways plazas sun decks floors and corridors. These drains are like the drain at the bottom of your shower except that the roof drain has a larger strainer to protect it from debris.

There are three types of drain systems commonly used on flat roofs. 100 dan road canton ma 02021 phone 1 800 451 2504 sales 1 800 576 2358. Detail for attachment to metal panel siding or fascia. There are three types of drain systems on a flat roof.

This detail for cmu installation only. Along with the benefits of a flat roof come unique challenges.