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Tapa de alcantarilla de material compuesto, redonda de 18" x 12", colocada, negra
The EMCO Wheaton A0716-018 is a 18" round manhole with a black composite (UV-resistant, fiber-reinforced) lid and galvanized steel skirt. The lay-in lid drops into the frame without bolts for...
$ 323.47
Tapa de registro de control, redonda 8" x 12", tapa negra dúctil
The EMCO Wheaton A0721-108ID is an 8" monitoring well manhole identical to the A0721-108, with the addition of a factory-installed ID tag for well identification and regulatory compliance. Black ductile...
$ 97.03
Tapa de registro de control, redonda 8" x 12", tapa blanca dúctil
The EMCO Wheaton A0721-308A is the extended-height version of the 3-bolt 8" monitoring well manhole, standing 12.8" tall compared to the standard 8.8" A0721-308. White ductile iron lid, galvanized steel...
$ 90.36
Tapa de pozo cuadrada, bóveda 18 "x 18 "x 9", tapa de acero
The EMCO Wheaton A0717-718 is a 18" square manhole/vault with a 3/8" heavy-duty diamond plate steel lid and 16-gauge steel body. The lay-in design drops into the frame without bolts...
$ 449.13
Tapa de alcantarilla de acero, tapa redonda de 3/8", 24" X 13", tapa de colocación
The EMCO Wheaton A0717-024 is a 24" round manhole with a 3/8" diamond plate steel lid and hot rolled steel skirt. The lay-in lid drops into the frame without bolts...
$ 589.57
Tapa de registro de control, redonda 12" x 19", tapa blanca dúctil
The EMCO Wheaton A0721-119 is the deep-skirt 12" monitoring well manhole with a 19" overall height — the tallest in the 12" line. White ductile iron bolt-down lid, galvanized steel...
$ 240.95
Tapa de acero de la alcantarilla, redonda de 36"x13", tapa de 3/8".
The EMCO Wheaton A0717-136 is a 36" round manhole with a 3/8" diamond plate steel lid and hot rolled steel skirt. The lay-in lid drops into the frame without bolts...
$ 1,209.11
Tapa de registro de control, faldón metálico redondo de 5" x 6" de longitud
The Martin Products MWL5006SM is a 5" monitoring well manhole cover with a long galvanized steel skirt. Provides traffic-rated access protection for groundwater monitoring wells. The extended skirt height accommodates...
$ 93.90
Tapa de pozo cuadrada, bóveda 24" x 24" x 24" Lay-In Lid
The EMCO Wheaton A0717-724A is a 24" square manhole/vault with a 3/8" heavy-duty diamond plate steel lid and 16-gauge steel body. The lay-in design drops into the frame without bolts...
$ 584.67
Tapa de alcantarilla de acero, redonda 30" x 13", tapa de acero de 3/8".
The EMCO Wheaton A0717-030 is a 30" round manhole with a 3/8" diamond plate steel lid and hot rolled steel skirt. The lay-in lid drops into the frame without bolts...
$ 904.02
Tapa de pozo cuadrada, bóveda 24 "x24 "x12", colocada, asa
The EMCO Wheaton A0717-724E is a 24" square manhole/vault with a 3/8" heavy-duty diamond plate steel lid and 16-gauge steel body. The lay-in w/handle design drops into the frame without...
$ 489.98
Tapa de registro cuadrada, bóveda 12 "x12 "x 24" Tapa de acero
The EMCO Wheaton A0717-712VWA is a 12" square manhole/vault with a 3/8" heavy-duty diamond plate steel lid and 16-gauge steel body. The locking vault design features a hinged lid with...
$ 2,000.00Choosing the Right Manhole Cover
The cover and frame you need depends on three things: what’s going over it (foot traffic, vehicles, heavy equipment), what environment it’s in (roadway, coastal, chemical facility), and what access dimensions the opening requires.
Material
Cast iron — The industry standard for load-bearing applications. Handles vehicle traffic, resists settling, and lasts decades. Choose cast iron for roadway installations, parking areas, and any location with vehicle exposure.
Composite — UV-stable, corrosion-resistant, and significantly lighter than cast iron. The right choice for coastal environments, chemical facilities, and sites where corrosion would destroy a metal cover over time. Won’t rust, won’t degrade in sunlight.
Steel skirt — Heavy-gauge steel frame for maximum structural rigidity. Used where the frame needs to anchor into concrete or asphalt under traffic loads.
Configuration
- Lay-in lid — Drops into the frame flush. Easy to remove for access, standard for most installations.
- Bolt-down lid — Secured with bolts for tamper resistance. Required for secured facilities and high-traffic locations.
- Cam-lock — Quarter-turn locking mechanism on composite covers. Faster than bolts, more secure than lay-in.
Common Sizing
Round covers from 6” to 44” diameter. Square covers from 18” to 36”. Frame depths from 5” to 24”. If you’re replacing an existing cover, measure the opening diameter and frame depth before ordering. Not sure? Call us at (866) 514-3684 — we help contractors and engineers spec covers every day.
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PREGUNTAS FRECUENTES
¿Por qué las tapas de alcantarilla son redondas?
A round cover can’t fall through its own opening — the diameter is constant in every direction. A square cover, turned diagonally, could drop through. Round is inherently safer for any opening that workers or the public walk near.
How do I measure for a replacement manhole cover?
Measure the inside diameter of the existing frame (the opening the lid sits in), and the frame depth. Order a cover that matches both dimensions. If you’re unsure, call us with the measurements and we’ll confirm the right product.
Cast iron or composite — which should I use?
Cast iron for load-bearing and vehicle-traffic locations. Composite for environments where corrosion, UV, or chemical exposure would degrade metal — coastal sites, chemical plants, and industrial facilities.
Do you carry bolt-down manhole covers?
Yes. We carry bolt-down lid configurations in cast iron for applications requiring tamper-resistant, secured access.
