The "HEF" Hybrid Entry Fitting

The FlexWorks “HEF” Hybrid Entry Fitting features a design that combines the best qualities of the legacy “DEB” Double Entry Boot and the robust “REF” Rigid Entry Fitting to create an entry-fitting solution that provides maximum containment and unmatched protection from water penetration and intrusion.

HEF Hybrid Entry Fittings

Features and Benefits

The “HEF” Hybrid Entry Fitting consists of a buried half outfitted with a hard-shell exterior like the “REF” that helps it overcome the abuse inherent in the underground environment and an accessible inner half that provides the flexibility of the “DEB.”

Compatible with numerous site-installation types
Watertight pipe and conduit entries
Internal and external clamps create positive seal-off points
Maximum flexibility to accommodate pipe and ground shifts
Creates a clean and dry interior for tank and dispenser sumps
Quick and easy installation
Allows for easy in-the-field adjustments
Optional heat-trace entry fittings with grommets available
Third-party tested and approved by UL/ULc
Backed by OPW’s legendary service, support and expertise

Ordering Specifications

Ordering Specifications - HEF Hybrid Entry Fitting

Model #	Application
Model #	Application	HEF-0751	1/2", 3/4", and 1" Conduit Hybrid Entry Fitting
HEF-4010	4" to 1.0" Hybrid Entry Fitting for 4" FlexWorks Access Pipe to 1.0" DW FlexWorks Pipe
HEF-4075	4" to 0.75" Hybrid Entry Fitting for 4" FlexWorks Access Pipe to 0.75" DW FlexWorks Pipe
HEF-4015	4" to 1.5" Hybrid Entry Fitting for 4" FlexWorks Access Pipe to 2.0" DW FlexWorks Pipe
HEF-4015G	Hybrid Entry Fitting, 1.5" with Grommet for Heat Tracing
HEF-4020	4" to 2.0" Hybrid Entry Fitting for 4" FlexWorks Access Pipe to 2.0" DW FlexWorks Pipe
HEF-4020G	Hybrid Entry Fitting, 2.0" with Grommet for Heat Tracing
HEF-6030*	6" to 3.0" Hybrid Entry Fitting for 6" FlexWorks Access Pipe to 3.0" DW FlexWorks Pipe
HEF-4175	4" to 0.75" and 1.0" Hybrid Entry Fitting for Fuel-Oil applications

Hole Saw Size Table

Hole Saw Dimension

Entry Fitting Model #	Hole Saw Dimension
Entry Fitting Model #	in.	cm
HEF-0751	2.5"	6.35
HEF-4010, HEF-4075, HEF-4015, HEF-4015G, HEF-4020, HEF-4020G, HEF-4175	4"	10.16
HEF-6030	5.75"	14.61

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The "HEF" Hybrid Entry Fitting

Features and Benefits

Features and Benefits

Ordering Specifications

Ordering Specifications - HEF Hybrid Entry Fitting

Hole Saw Size Table

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