2 total area of roof.
Zurn roof drain installation details.
These domes are approximately 12 1 2 in diameter and 4 1 2 tall.
Z165 8 3 8 diameter combination main roof and overflow drain with low silhouette domes and double top set deck plate.
Measure the distance between your roof joists for joists that are 16 on center you must have 14 of clear space between them.
The dome is offered in plastic p100 polydome usa cast iron p100 dome ci bronze p100 dome brz and aluminum p100 dome alum.
Zurn industries llc cad details roof drains and accessories zurn industries llc roof drains and accessories cad details the zurn industries llc cad details below are complete drawings that can easily be downloaded customized for your residential or commercial project and included in your cad library for future use.
1 rate of precipitation.
Roof drains from zurn include combination primary overflow control flow dual outlet siphonic retrofit and more which cater from educational to commercial needs.
Find product accessory and installation instructions for all of zurn s main roof drains.
Control flo roof drainage system canadian.
Control flo roof drainage system.
Z101 high capacity 20 diameter main roof drain.
For joists that are 24 on center you must have 22 of clear space between them.
When sizing roof drains the limiting factor for the amount of water each drain will carry away is the size of leader therefore increasing.
3 size of leader required.
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How to specify a roof drain.
And 4 area handled by each drain.
Roof drain installation instructions step 1.
Complete roof drain engineering guide.
Zurn z165 8 3 8 diameter roof drain and overflow drain dura coated cast iron bodies with combination membrane flashing clamp gravel guards double top set deck plate and low silhouette cast iron domes.
Top set drain deck plate and deck riser installation instructions.
The four things you will need to know are.
Zurn offers a full line of replacement domes for the z100 roof drain.
Zurn offers a full line of combination primary overflow roof drains.