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Ventilated Well Caps

ABS Conduit Well Cap (P-Style)

Part Number Description Pcs/Ctn Master Ctn Nom Well Size Casing O.D. Conduit Connet.
P6 6" ABS CAP PLAIN 1 1 6 & 6 1/4 6 5/8 1 1/8
P6 IMP 6" ABS CAP IMPRINTED 1 1 6 & 6 1/4 6 5/8 1 1/8

Aluminum Conduit Well Cap (c-style)

Part Number Description Pcs/Ctn Master Ctn Nom Well Size Casing O.D. Conduit Connet.
C4A ALUMINUM VENTILATED CAP 4" 1 1 4 4 1/2 1 5/16
C5A ALUMINUM VENTILATED CAP 5" 1 1 5 5 9/16 1 5/16
Available in a set with T-series Pitless Adapter (see Pitless Adapters)

Aluminum Conduit Well Cap (K-style)

Part Number Description Pcs/Ctn Master Ctn Casing I.D. Drop Pipe Vent Tapping
K-10 10"VENTED ALUM.CAP 1 1 10 10 3/4 1 5/8 i.d.
K-6 6"VENTED ALUM.CAP 1 6 6 & 6 1/4 6 5/8 1 1/4 i.d.
K-8 8"VENTED ALUM.CAP 1 6 8 8 5/8 1 1/4 i.d.

Cast Iron Conduit Well Cap

Part Number Description Pcs/Ctn Master Ctn
C5 5/8 5 5/8 PITLESS SUB CAP 1 1
C5-6U 5 5/8-6 1/4 UNIV. CAP 1 1
C5-6U IMP 5 5/8-6 1/4 UNIV. CAP IMP 1 1

Cast Iron Non-Conduit Well Cap

Premium ventilated cap parts
Part Number Description Pcs/Ctn Master Ctn Nom Well Size Casing O.D. Conduit Connet.
JC4 4 PITLESS JET CAP 1 1 4 4 1/2 - -
JC5 5 PITLESS JET CAP 1 1 5 5 9/16 - -
JC6 6-6 1/4 PITLESS JET CAP 1 1 6 & 6 1/4 6 5/8 - -

Cast-Iron Conduit Well Cap (C-Style)

Part Number Description Pcs/Ctn Master Ctn Nom Well Size Casing O.D. Conduit Connet.
C6 6-6 1/4 PITLESS SUB CAP 1 1 6 & 6 1/4 6 5/8 1 5/8
C6 IMP 6 PITLESS CAP IMP 1 1 6 & 6 1/4 6 5/8 1 5/8

* Accommodates 250 lb. poly conduit pipe

Monitor Premium Ventilated Well Cap

, Premium ventilated cap parts
Part Number Description Pcs/Ctn Master Ctn Weight O.D. Case Size Conduit Tap Size
4V 4"VENT CAP 4.5 OD 1" CONDUIT 1 1 7 lbs 4 1/2" 1"
5.6V 5.6"VENT CAP 6 OD 1" CONDUIT 1 1 9 lbs 6" 1"
5V 5" VENT CAP 5.6 OD 1" CONDUIT 1 1 9 lbs 5 9/16" 1"
6.6V 6.6"VENT CAP 7 OD 1" CONDUIT 1 1 9 lbs 7" 1"
6V 6" VENT CAP 6.6OD 1"CONDUIT 1 1
7V 7" VENT CAP 7.6 OD 1" CONDUIT 1 1 10 lbs 7 5/8" 1"
  • The Monitor premium Ventilated Well Cap attaches to the well casing with (3) square head set screws.
  • The conduit attaches to the threaded adapter which allows the cap to be removed without disturbing the wiring.
  • Made of high quality grey cast iron.
  • Painted green and oven dried to produce a durable high quality finish.

Monitor Ventilated Aluminum well caps 4" through 8"

, aluminum well cap replacement parts1
Part Number Description Pcs/Ctn Master Ctn
6VA10 6" STD VENTED ALUMINUM CAP 1 1
8VA CAP,ALUM,8,STND,1 1 1
  • Base ring made of 713 Tenzaloy Aluminum for added strength
  • Cap is made of 319 Aluminum
  • 1/4" Stainless Steel bolts
  • Molded Kroyton "G" 3/16" gasket
  • 1-1/4" Tap for chlorinator