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Dometic Gravity-Flush Toilet Intended use / Specifications
3 Intended use
Dometic 310 and 320 series toilets provide lightweight, residential-size toilets for installation directly
above a holding tank.
3.1 Benefits
PowerFlush technology. Improved pressurized rim ow creates high-speed, full bowl rinsing.
Premium user comfort. Full-size seat, deep bowl and 18-in. (457 mm) seat height result in greater
homelike performance.
Easy installation. Two-bolt design ts most existing toilet oor anges – great for new or replace-
ment installations. Just place on oor ange, tighten bolts, connect water, and it’s ready.
Compact design. Small footprint with 10-inch or 11-inch (254 or 279 mm) rough-in.
Ergonomically enhanced pedal operation. Lower pedal height for easier use; “one-direction” action
to add water and ush.
4 Specifications
4.1 Materials
Materials
Toilet bowl: vitreous ceramic
Base, foot pedal, water valve: polypropylene
Water valve: polypropylene
Vacuum breaker: ABS/polypropylene
Floor seal: nitrile rubber, foam
Model 310 toilet seat: polypropylene
Model 320 toilet seat: wood
Flush ball seal: nitrile butyl rubber
4.2 Minimum installation requirements
Water
Supply
Fitting 0.5 in. NPT
Flow rate
3.0-5.0* gpm / 11.4-18.9 lpm recommended
2.0 gpm / 9.5 lpm minimum
Static pressure 30-100 PSI / 206.8-689.5 kPa
Discharge Floor ange 3 in./76 mm ID, 1/4-7/16 in. (6-11 mm) thick
* Water supply that exceeds 5.0 gpm / 18.9 lpm may require a ow restrictor at toilet inlet.
Specications subject to change without notice.
4.3 Toilet dimensions (g.
2
, page 3)
Ref.
Dimensions
Model 310 Model 320
A 20 in. / 508 mm 20 in. / 508 mm
B 15 in. / 381 mm 15 in. / 381 mm
C 19 in. / 483 mm 22 in. / 559 mm
D 18 in. / 457 mm - seat height 18 in. / 457 mm - seat height
E 14.75 in. / 375 mm 16 in. / 406 mm
F 33 in. / 838 mm - seat lid up 33 in. / 838 mm - seat lid up