---
title: Refrigerant Piping
…331 unchanged lines
label: Line Sizing Basis
type: radio
+drawing_ref: "refrigerant piping drawings"
options:
- "Per equipment manufacturer's line-size tables for actual equivalent length and lift (standard)"
− - "Per Engineer's refrigerant piping design indicated on the drawings"
default: "Per equipment manufacturer's line-size tables for actual equivalent length and lift (standard)"
```
…193 unchanged lines
options:
- "Up to 5/8 in. OD — 6 ft; 3/4 in. to 1-1/8 in. OD — 8 ft; 1-3/8 in. OD and larger — 10 ft"
− - "Per MSS SP-58 with closer spacing where indicated on drawings"
default: "Up to 5/8 in. OD — 6 ft; 3/4 in. to 1-1/8 in. OD — 8 ft; 1-3/8 in. OD and larger — 10 ft"
```
…140 unchanged lines
### The installation shall not void the equipment manufacturer's warranty, and the Contractor shall observe all manufacturer requirements (line sizing, length and lift limits, evacuation, and charge) on which that warranty depends.