MEP Hole Sizing
Pipe Penetration Hole Size Calculator
A practical MEP sizing tool for plumbers, HVAC teams, and distributors buying wall cutters, TCT hole saws, and diamond core drills.
■ Pipe Penetration · PPC · V1.0
Pipe Penetration Guide
Calculate hole saw size for HVAC & Pipe installations
01
Nominal Pipe Size (NPS)✓
Nominal Pipe Size (NPS)
02
Insulation Thickness✓
Insulation Thickness
03/R
Result✓
Recommended Hole Size
Recommended Hole Size
Ø44mm
Includes ~10mm clearance for easy installation
Pipe Actual OD33.4 mm
Total Outer Diameter≈ 33.4 mm
01
Procurement use
The result helps decide whether a TCT hole saw, wall cutter, or diamond core bit is the correct supply item for the pipe diameter.