O N - D E M A N D
R E S I D E N T I A L G A S
ON-DEMAND RESIDENTIAL
GAS MOD EL S
GTS-110-NI
GTS-110-PI
Fully modulating, gas fired, tankless,
on demand water heater with sealed
combustion (optional) and powervented flue. Indoor and outdoor
models available for residential
applications. Supplies hot water to
domestic hot water systems (directly
or indirectly using water storage
tanks), recirculation systems,
hydronic heating systems, radiant
floor heating systems, and/or
combined domestic & heating
applications.
FEATURES
Continuous Maximum Flow
Rates up to 6.6 GPM
ENERGY STAR®Qualified
Qualifies for up to $1500 Tax
Credit (must be installed by
December 31, 2010)
Available in Natural Gas
or Propane (LP)
SAFETY FEATURES
• Built in Freeze Protection
• Manual Reset Hi Limit (Set at 194°F)
• Overheat Cutoff Fuse
• Inlet, Outlet & Mixing Thermistors
for Constant Temperature Monitoring
• Flue Backdraft Pressure Switch
• GFI Power Supply Connection
• Flame Sensor
Venting and Combustion
• 4” Category III Stainless Steel
• Vertical or Horizontal Installation
• 50’ Max Length, 5 elbows max
(90° elbows = 5’ equivalent length)
• Power Vent
• Electronic Ignition - No Pilot Light
• 3” Combustion Air Intake (with
optional kit)
Optional Accessories
• RemoteTemperature Controller
• Complete line of Stainless Steel
Venting
• Recess Box (outdoor)
• Pipe Cover
• Direct Vent Conversion Kit (indoor)
• Isolation Valve Kits
Low NOx Emissions
GTS-110-NE
GTS-110-PE
ANSI Z21.10.3
CSA 4.3
For more information on Residential Gas On-Demand units, contact:
State Water Heaters
500 Tennessee Waltz Parkway
Ashland City, TN 37015
1-877-737-2840 Toll-free USA
www.statewaterheaters.com
Complies with Lead
Plumbing Law
Warranty
• 12-year limited warranty on heat
exchanger in residential applications
• 5-year warranty on all parts
SRGSS03310
O N - D E M A N D
!
"!
#!
$!
%!
&!
!*! #*! %*! '*! )*!
!
#!
%!
'!
)!
"!!
"#!
110 Indoor/Outdoor Pressure Loss
13-3/4" (350mm)
10" (254mm)
2-1/4" (56mm)
21-3/8" (544mm)
20-1/4" (520mm)
1-3/4" (45mm)1-3/4" (45mm)
1-7/8" (47mm)
COLD 3-1/8" (79mm)
HOT 5-1/4" (133mm)
120V 1-3/8" (36mm)
GAS 4-7/8" (124mm)
Ø 3-9/8" (101 mm)
2-1/4" (56 mm) COLD
3-7/8" (98mm) GAS
4-7/8" (124mm) HOT
1" (26mm)
4" (102mm)
4-7/8" (123mm) 120V
7-3/4" (196mm)
2-1/4" (57mm)
13-3/4" (350mm)
10" (254mm)
21-3/8" (544mm)
20-1/4" (520mm)
1-3/4" (45mm)1-3/4" (45mm)
1-7/8" (47mm)
COLD 3-1/8" (79mm)
HOT 5-1/4" (133mm)
120V 1-3/8" (36mm)
GAS 4-7/8" (124mm)
7-7/8" (203mm)
1-5/8" (43mm)
2-1/4" (56 mm) COLD
3-7/8" (98mm) GAS
4-7/8" (124mm) HOT
1" (26mm)
4-7/8" (123mm) 120V
7-3/4" (196mm)
0
1
2
3
4
5
6
7
0 20 40 60 80 100 120 140
Comparison of Flow Rates vs. Temperature Rise
R E S I D E N T I A L G A S
ON-DEMAND RESIDENTIAL GAS MODELS
GAS
MODEL
NUMBER
FUEL
TYPE
CONSUMPTION
INPUT
MIN.
BTU/H
MAX.
BTU/H
ENERGY
FACTOR
(EF)
INLET GAS
PRESSURE
MIN.
W.C.
MAX.
W.C.
MAX
GPM**
DIMENSIONS
IN INCHES
HEIGHT WIDTH DEPTH
VOLT AMP FLUE*
INTAKE
(OPTIONAL)
HOT/
COLD/
GAS
CONN.
GTS-110-NI Natural 19,500 140,000 0.82 5.0 10.5 6.6 20.5 13.8 6.7 120 0.51 4” O.D. 3.0” O.D. 3/4” NPT 38
GTS-110-PI Propane 19,500 140,000
GTS-110-NE Natural 19,500 140,000
GTS-110-PE Propane 19,500 140,000
All dimensions in inches.
15-150 psi water pressure. 40 psi or above recommended for maximum flow.
*Category III required
**Current numbers based on factory testing, 0.4 GPM required for continuous fire after initial ignition.
Pressure only relief valve requires (Min. 200,000 BTUs. 150 PSI). Min 50 PSI or above recommended for maximum flow.
0.83 8.0 14.0 6.6 20.5 13.8 6.7 120 0.51 4” O.D. 3.0” O.D. 3/4” NPT 38
0.82 5.0 10.5 6.6 20.5 13.8 6.7 120 0.51 4” O.D. 3.0” O.D. 3/4” NPT 38
0.82 8.0 14.0 6.6 20.5 13.8 6.7 120 0.51 4” O.D. 3.0” O.D. 3/4” NPT 38
APPROX.
SHIPPING
WEIGHT
(LBS)
CLEARANCES: Top 12”, Bottom 12”, Front 24”, Back 0.5”, Sides 2”
110 INDOOR DIMENSIONS
For complete information on limited warranties, consult written warranty or contact technical support at 1-877-737-2840.
For more information on Residential Gas On-Demand units, contact:
State Water Heaters
500 Tennessee Waltz Parkway
Ashland City, TN 37015
1-877-737-2840 Toll-free USA
www.statewaterheaters.com
SRGSS03310 © 2010 State Industries, Inc. Printed in U.S.A
State Industries, Inc., reserves the right to make product changes or improvements without prior notice.
CLEARANCES: Top 36”, Bottom 12”, Front 24”, Back 0.5”, Sides 2”
110 OUTDOOR DIMENSIONS