The Koby Environmental MH36 is a compact 3" x 6" monitoring manhole cover with a bolt-in lid. Designed for small-diameter monitoring wells and piezometers where a full-size manhole is unnecessary. The bolt-in lid provides secure, tamper-resistant closure.

Key Features

3" nominal size — compact footprint for small monitoring wells and piezometers
6" overall height — low-profile flush-mount installation
Bolt-in lid — secure, tamper-resistant closure
Durable construction — built for long-term field deployment

Technical Specifications

Part Number	MH36
Nominal Size	3"
Overall Height	6"
Lid Type	Bolt-in
Manufacturer	Koby Environmental

Applications

Small-diameter monitoring wells, piezometers, soil gas probes, and compact access points where standard-size manholes are too large.

Questions on sizing or bulk pricing? Call (866) 514-3684 or email us — we ship within the USA and welcome tax-exempt purchasing for qualified accounts.

Tapa de registro de control, tapa redonda de 3" x 6" atornillada