Round Manhole Covers & Frames

Round manhole covers and frames in cast iron, composite, and steel — from 6” monitoring well covers to 44” vault access panels. Lay-in, bolt-down, and cam-lock configurations.

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Cast Iron Manhole Cover, Round 12" x 12", Lay-In, Poly Skirt (A0717-022) - product photo Cast Iron Manhole Cover, Round 12" x 12", Lay-In, Poly Skirt (A0717-022) - dimensional drawing
All ProductsCast Iron Manhole Covers & Frames

Cast Iron Manhole Cover, Round 12" x 12", Lay-In, Poly Skirt

The EMCO Wheaton A0717-022 is a 22" (12" lid) round manhole with a Cast iron lid and polyethylene skirt. The lay-in lid drops into the frame without bolts for quick,...
$ 126.18
Cast Iron Manhole Cover, Round 9" x 12", Lay-In, Steel Skirt (A0717-108) - product photo Cast Iron Manhole Cover, Round 9" x 12", Lay-In, Steel Skirt (A0717-108) - alternate angle
All ProductsCast Iron Manhole Covers & Frames

Cast Iron Manhole Cover, Round 9" x 12", Lay-In, Steel Skirt

The EMCO Wheaton A0717-108 is a 8" round manhole with a Cast iron lid and galvanized steel skirt. The lay-in lid drops into the frame without bolts for quick, unrestricted...
$ 78.86
Monitoring Manhole Cover, Round 6" x 7.5", Ductile Lid (A0721-106) - product photo Monitoring Manhole Cover, Round 6" x 7.5", Ductile Lid (A0721-106) - alternate angle
All ProductsEMCO Wheaton Manholes

Monitoring Manhole Cover, Round 6" x 7.5", Ductile Lid

The EMCO Wheaton A0721-106 is a 6" monitoring well manhole with a painted ductile iron bolt-down lid and galvanized steel skirt. At just 6.3 lbs with a 7.5" overall height,...
$ 55.75
Monitoring Manhole Cover, Round  8"x8" Iron Lay-In Lid (A0721-188L) - product photo Monitoring Manhole Cover, Round  8"x8" Iron Lay-In Lid (A0721-188L) - dimensional drawing
All ProductsEMCO Wheaton Manholes

Monitoring Manhole Cover, Round 8"x8" Iron Lay-In Lid

The EMCO Wheaton A0721-188L is an 8" monitoring well manhole with a lay-in (drop-in) lid — no bolts required for routine access. The large notch on the lay-in lid eliminates...
$ 66.93
Cast Iron Manhole Cover, Round  12" x 12", Bolt-down Lid (A0717-022B) - product photo Cast Iron Manhole Cover, Round  12" x 12", Bolt-down Lid (A0717-022B) - dimensional drawing
All ProductsCast Iron Manhole Covers & Frames

Cast Iron Manhole Cover, Round 12" x 12", Bolt-down Lid

The EMCO Wheaton A0717-022B is a 22" (12" lid) round manhole with a Cast iron lid and polyethylene skirt. The bolt-down lid secures with bolts and a ribbed seal for...
$ 151.40
Cast Iron Manhole Cover, Round 12" x 10", Steel Skirt (A0717-122) - product photo Cast Iron Manhole Cover, Round 12" x 10", Steel Skirt (A0717-122) - dimensional drawing
All ProductsCast Iron Manhole Covers & Frames

Cast Iron Manhole Cover, Round 12" x 10", Steel Skirt

The EMCO Wheaton A0717-122 is a 22" (12" lid) round manhole with a Cast iron lid and galvanized steel skirt. The lay-in lid drops into the frame without bolts for...
$ 149.85
Monitoring Manhole Cover, Round 8"x12" Ductile Bolt Down (A0721-008) - product photo Monitoring Manhole Cover, Round 8"x12" Ductile Bolt Down (A0721-008) - alternate angle
All ProductsEMCO Wheaton Manholes

Monitoring Manhole Cover, Round 8"x12" Ductile Bolt Down

The EMCO Wheaton A0721-008 is an 8" monitoring well manhole with a painted ductile iron bolt-down lid and polyethylene skirt. The poly skirt resists corrosion in aggressive soil conditions and...
$ 83.67
Monitoring Manhole Cover, Round 5"X 8", Bolt down (A0721-105) - product photo Monitoring Manhole Cover, Round 5"X 8", Bolt down (A0721-105) - alternate angle
All ProductsEMCO Wheaton Manholes

Monitoring Manhole Cover, Round 5"X 8", Bolt down

The EMCO Wheaton A0721-105 is a 5" monitoring well manhole with a painted ductile iron bolt-down lid and galvanized steel skirt. Designed for smaller-diameter wells and piezometers, this compact unit...
$ 50.22
Monitoring Manhole Cover, Round 8" x 8" long metal skirt (MWL8008SM)
All ProductsManholes

Monitoring Manhole Cover, Round 8" x 8" long metal skirt

The Martin Products MWL8008SM is a 8" monitoring well manhole cover with a long galvanized steel skirt. Provides traffic-rated access protection for groundwater monitoring wells. The extended skirt height accommodates...
$ 122.00
Monitoring Manhole Cover, Round 4" x 8" Bolt-in Lid (MH48) - product photo Monitoring Manhole Cover, Round 4" x 8" Bolt-in Lid (MH48) - alternate angle
All ProductsManholes

Monitoring Manhole Cover, Round 4" x 8" Bolt-in Lid

The Koby Environmental MH48 is a compact 4" x 8" monitoring manhole cover with a bolt-in lid. Designed for small-diameter monitoring wells where a full-size manhole is unnecessary. The bolt-in...
$ 36.64
Monitoring Manhole Cover, Round 12" x 12" Bolt-down (A0721-101) - product photo Monitoring Manhole Cover, Round 12" x 12" Bolt-down (A0721-101) - alternate angle
All ProductsEMCO Wheaton Manholes

Monitoring Manhole Cover, Round 12" x 12" Bolt-down

The EMCO Wheaton A0721-101 is a 12" monitoring well manhole with a white painted ductile iron bolt-down lid and galvanized steel skirt. The steel skirt provides maximum structural rigidity in...
$ 169.54
Cast Iron Manhole Cover, Round 8" x 12", 3/8" Lay-In Lid (A0717-008) - product photo Cast Iron Manhole Cover, Round 8" x 12", 3/8" Lay-In Lid (A0717-008) - dimensional drawing
All ProductsCast Iron Manhole Covers & Frames

Cast Iron Manhole Cover, Round 8" x 12", 3/8" Lay-In Lid

The EMCO Wheaton A0717-008 is a 8" round manhole with a Cast iron lid and polyethylene skirt. The lay-in lid drops into the frame without bolts for quick, unrestricted access....
$ 73.59

Why Round?

Round manhole covers can’t fall through their own opening — the diameter is constant in every direction. That’s an inherent safety advantage over square covers, which could drop through if turned diagonally. For sewer access, water utility, and monitoring well installations, round is the default specification.

Shop by Material

  • Cast Iron — Load-bearing standard for roadway and vehicle-traffic areas
  • Composite — UV-stable and corrosion-resistant for coastal and industrial sites
  • Plastic — Lightweight option for non-traffic applications

Need help matching a cover to your opening dimensions? Call (866) 514-3684.

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