OMEGA | WATER SOURCE HEAT PUMPS
OMEGA-VSHP.F-IOM-1907
19
www.omega-heatpump.com
Figure 6
Riser Length Reference Measurements
Notes:
Risers are positioned relative to cabinet using a standard “Top” Datum reference (optional “Base” Datum). Top Datum Offset
indicates where the top of riser will be located relative to top of cabinet. A Base Datum indicates where bottom of riser will be located
relative to base of cabinet.
Upon request Omega will provide 3 inch deep swage on risers of same pipe size (optional for all risers) for connection to units on the
floor below.
Risers should insert 2 inches into the 3 inch deep swage connection (minimum 1 inch insertion is required)
Riser Length = Floor Clearance Slab Thi 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. Items are field provided.
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.
Cabinet
Height
5"
Floor
Clearance
Height
Slab
Thickness
2"
Overlap with
Connected Pipe
3"
Extended From
Unit Top (Std.)
3"
Swage
End
Slab Thickness
+
Desired Overlap
Slab
Unit Top
(Datum)
Custom vertical
riser offset
positions taken from
above Unit Top
(Optional) Offset
taken from
Unit Bottom
Unit Bottom
(Datum)
Slab
Bottom
Datum
Top
Datum
