Roof Drain: Large Sump w/14" Square C.I. Promenade Top

Warning Cross Reference for ZURN Z537 is Josam 23500.
     For best match use: -6.
    

Specification
23500 Series coated cast iron Roof Drain, square pedestrian grate set in square secured frame, WEJLOC non-puncturing flashing collar with weepholes for 2" roof fill, large sump with wide roof flange and bottom outlet.

Application
Used on promenade decks and roofs where foot traffic or light to medium weight vehicles may be present. Large square grate provides ample free area for proper drainage with narrow slotted openings for pedestrian safety and to intercept debris. Wejloc compression clamp ring secures the membrane or flashing to the drain body.

Options
-AELEVELEZE Adjustable Extension -3CDrain Receiver and Drain Receiver Clips
-AREAcid Resistant Epoxy Coated -36Ductile Iron Grate (C.I. Top Only)
-CRClamping Drain Receiver with Hardware -37-50H.D. Duct Undergrt Lam Top,S.F. Nik
-IRMAPerforated Stainless Steel Extension -37-51H.D. Duct Undergrt Lam Top,S.F. Brz
-PG110 Sq in free area grate (ductile iron only) -4Secondary Flashing Clamp (use with -AE only)
-VPVandal-Proof -50Satin Finish Nikaloy Top
-1Deck Clamp Assembly -51Satin Finish Bronze Top
-1CPDrain Receiver Clips -6Extra Wide Flange Drain Body, -X Only
-10Fixed Ext Collar, CI (spec. ht.)
-10-20Fixed Exn Collar, Galv. (spec. hgt.) -TThreaded Outlet
-18Extra Deep Sump -XInside Caulk Outlet
-2Drain Receiver -YHub Outlet w/Gasket, 2"-4"
-20Galvanized Cast Iron Parts -ZNo-Hub Spigot Outlet
-3Deck Clamp Assembly & Drn Receiver -66No-Hub Side Outlet

Type # PIPE SIZE  LBS
23502 2 57
23503 3 57
23504 4 58
23505 5 58
23506 6 59
23008 8 61
23509 10 62