Steel Holeformers & Gasket Ring Formers

Haala Industries manufactures Steel Holeformers, flat wall without a gasket.  Please inquire for custom specifications.

Wall Thickness: Available from 4" to 12"

Hole in Concrete: Available from 6" to 60"

Haala Industries manufactures Steel Holeformers, round wall without a gasket centered or offset.  Please inquire with custom specifications or for dog house style steel holeformers. 

Manhole ID: Available from 48" to 144"

Wall Thickness: Available from 5" to 12"

Hole in Concrete: Available from 6" to 60"

Haala Industries manufactures Gasket Ring Formers, flat wall with a gasket.  Please inquire with your custom specifications. 

Wall Thickness: Available from 4" to 12"

Ring Face Diameter: Available from 6" to 60"

Haala Industries manufactures Gasket Ring Formers, flat wall with a gasket.  Please inquire with your custom specifications.

Manhole ID: Available from 48" to 144"

Wall Thickness: Available from 5" to 12"

Ring Face Diameter: Available from 6" to 60"