10
Figure 10. Unit installed in Alcove
Buried Refrigerant Pipe Protection
• All refrigerant lines must be insulated
regardless of if it is buried.
• In addition to insulating each line of piping,
buried lines must rest inside a sealed,
watertight conduit.
• The conduit must be designed so it cannot
collect and retain water.
NOTE - Minimum clearances apply.
Insulated Refrigerant Pipes
Watertight seal
Conduit
Structure
Watertight seal
Watertight seal
Figure 11. Buried Refrigerant Pipe Protection
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