Figure 6: Riser Length Measurements - Omega VSHP SERIES Installation And Operation Manual

OMEGA | WATER SOURCE HEAT PUMPS
Notes:

Risers are sized using a "Top" and "Base" Datum reference. A specified Top Datum Offset indicates where top of riser will be located
relative to top of cabinet. A Base Datum indicates where bottom of riser will be located relative to floor.

Upon request Omega will provide 3 inch deep swage on risers of same pipe size for connection to units on the floor below.

Risers should insert 2 inches into the 3 inch deep swage connection.
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Riser Length = Floor Clearance Height + Slab Thickness + 2 inch (overlap) (Rounded up to 120" or 144").

Omega supplies two standard riser lengths, 120" (10') and 144" (12'), to be field cut on-site.

Omega does not supply extension tailpieces or transition riser pieces for joining dissimilar piping sizes.
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Risers available in Type L and Type M/DWV copper.

Condensate riser comes standard with 3/8 inch thick closed cell insulation to prevent condensation.

Optional insulation on supply and return risers is available.
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Figure 6 Riser Length Reference Measurements
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