Law Supply, Inc.
Web Page - Heaters & Tanks

Water Heaters - Tank Type - Nat Gas
Water Heaters - Tank Type - LP Gas
Water Heaters - Tank Type - Electric
Water Heaters - Tankless - Gas
Water Heaters - Tankless - Electric
Space Heaters - (LPG) Propane Gas
Space Heaters - Natural Gas
Furnaces - Natural Gas

Water Heaters - Tank Type - Nat. Gas
Water Heaters -- Top Inlets -- Nat. Gas
-- Short Modles --
WHN-GCRL-30      30 GAL. NAT 35,500 BTU
WHN-GCRL-40      40 GAL. NAT 40,000 BTU

-- Tall Modles --
WHN-GCR-30       30 GAL. NAT 35,500 BTU
WHN-GCR-40       40 GAL. Nat 40,000 BTU
WHN-GCG-50       50 GAL. Nat 40,000 BTU
WHN-FCG-75       75 GAL. Nat 75,100 BTU
WHN-FCG-100     100 GAL. Nat 75,100 BTU

-- Tall Modles W/Blanket --
WHN-GCB-30       30 GAL. NAT 35,500 BTU W/BLANKET
WHN-GCB-40       30 GAL. NAT 40,000 BTU W/BLANKET
Water Heaters -- Top Inlets -- Nat. Gas
-- Tall Modles --
WHN-PROG40-38N      40 GAL. NAT 38,000 BTU
WHN-PROG50-38N      50 GAL. NAT 38,000 BTU
Water Heaters -- Top Inlets -- Nat. Gas
-- Tall Modles --
WHN-6G30-32F3      30 GAL. NAT 30,000 BTU
WHN-6G30-32FS      40 GAL. Nat 40,000 BTU
 
  • - Gas Heater Size Chart - A.O. Smith - Modles made before April 2015


  • Water Heaters - Tank Type - LP Gas
    Water Heaters -- Top Inlets -- LP Gas
    WHL-GCR-30       30 GAL. LP 35,500 BTU
    WHL-GCR-40       30 GAL. LP 40,000 BTU

    Water Heaters - Tank Type - Electric
    2-1/2 Gal. Heater
    WHE-6EP2-1     2.5 GAL.  120-VT
    Water Heaters -- Side Inlets
    WHE-EJC-10      10 GAL. 120-VT
    Water Heaters -- Side Inlets
    WHE-6EP6-1       6 GAL. 120-VT
    WHE-6EP10-1     10 GAL. 120-VT
    WHE-6EP20-1     20 GAL. 120-VT
    Water Heaters -- Top Inlets
    -- Short Models --
    WHE-ENS-30      30 GAL. 240-VT
    WHE-ENS-40      40 GAL. 240-VT
    WHE-ENS-50      50 GAL. 240-VT

    -- Tall Modles --
    WHE-ENT-30      30 GAL. 240-VT
    WHE-ENT-40      40 GAL. 240-VT
    WHE-ENT-50      50 GAL. 240-VT
    WHE-ENT-55      55 GAL. 240-VT
    Water Heaters -- Top Inlets
    -- Lowboy Models --
    WHE-6ES30-D     28 GAL. 240-VT
    WHE-6ES40-D     36 GAL. 240-VT

    -- Tall Modles --
    WHE-6E30-D      30 GAL. 240-VT
    WHE-6E40-D      40 GAL. 240-VT
    WHE-6E50-D      50 GAL. 240-VT
    Water Heaters -- Top Inlets
    -- Short Models --
    WHE-NE3F40RD      40 GAL. 240-VT

    Water Heaters - TankLess - Gas
    Rheem Prestige RTGH
    High-Efficiency
    Condensing Tankless Gas Water Heater
    • Endless hot water supply
    • Self-diagnostic system
    • PVC venting & easy installation
    • Pre-wired Digital remote control
    • 0.26 gpm minimum water flow to activate
    • Requires 120v Power Supply
    • Requires condinsing drain
    • Rheem Brand
    • - PDF Spec Sheet
    WHT-RTGH-68DVLN-2     120,000 BTU
    WHT-RTGH-84DVLN-2     157,000 BTU
    WHT-RTGH-90DVLN-2     180,000 BTU
    WHT-RTGH-95DVLN-2     199,900 BTU
    Isolator Instlation Kit
    • 3/4" Threaded Connection
    • with pressure relief valve
    • Easy Two Step Color Coded Union Connections
    • 600 WOG 150 WSP
    VAB-WRIK-F

    Water Heaters - TankLess - Electric
    Single Point Moldels
    • single element non-thermostatic
    • designed for undersink handwashing installation
    • water temperature is controlled by regulating the water flow using the faucet
    • 0.5 gpm min. water flow to activate unit
    • 3/8" O.D. compression fittings at bottom of unit
    • Stiebel Eltron Brand
    • - PDF Brochure
    • - PDF Installation Instructions
    WHT-MINI3.5     3.5-KW 120-VT
    Single Point Moldels
    • single element non-thermostatic
    • designed for undersink handwashing installation
    • water temperature is controlled by regulating the water flow using the faucet
    • 0.5 gpm min. water flow to activate unit
    • 3/8" O.D. compression fittings at bottom of unit
    • Stiebel Eltron Brand
    • - PDF Brochure
    • - PDF Installation Instructions
    WHT-MINI4     3.5-KW 240-VT
    Single "Flow Controlled" Moldels
    • single element non-thermostatic
    • water temperature is controlled by regulating the water flow using the faucet
    • 0.32 gpm min. water flow to activate unit
    • includes 0.5 GPM aerators
    • 1/2" MIP inlet and outlet at bottom of unit
    • Stiebel Eltron Brand
    • - PDF Brochure
    • - PDF Installation Instructions
    WHT-DHC-3-1     3.0-KW 120-VT
    Single "Flow Controlled" Moldels
    • single element non-thermostatic
    • extremely compact design saves space
    • water temperature is controlled by regulating the water flow using the faucet
    • 0.47 gpm min. water flow to activate unit
    • 1/2" MIP inlet and outlet at bottom of unit
    • Stiebel Eltron Brand
    • - PDF Brochure
    • - PDF Installation Instructions
    WHT-DHC-6-2     6.0-KW 240-VT
    Single "Thermostatic" Moldels
    • single element - thermostatic
    • digital temperature control - 86° to 140°
    • flow switch engages at 0.264-GPM
    • 1/2" MIP inlet and outlet at bottom of unit
    • unit is switchable from 7.2 kw to 9.6 kw durring installation -- 240vt.
    • Stiebel Eltron Brand
    • - PDF Brochure
    • - PDF Installation Instructions
    WHT-DHC-E-8/10     7.2kw or 9.6kw
    Single "Thermostatic" Moldels
    WHT-DHC-E-12     12kw
    Double Moldels
    • double elements - 9600 watts each
    • requires No.8 wire and two 50-amp twin breakers
    • digital temperature control - 86° to 140°
    • 0.58 gpm min. water flow to activate unit
    • 3/4" MIP fittings at bottom of unit
    • Stiebel Eltron Brand
    • - PDF Brochure
    • - PDF Installation Instructions
    WHT-TEMPRA20    19.2-KW 240-VT
    Triple Moldels
    • triple elements - 9600 watts each
    • requires No.8 wire and three 50-amp twin breakers
    • digital temperature control - 86° to 140°
    • 0.87 gpm min. water flow to activate unit
    • 3/4" MIP fittings at bottom of unit
    • Stiebel Eltron Brand
    • - PDF Brochure
    • - PDF Installation Instructions
    WHT-TEMPRA29    28.8-KW 240-VT
     
    TEMPERATURE RISE °F
     
     
    0.5 GPM
    0.75 GPM
    1 GPM
    1.5GPM
    2 GPM
    2.5 GPM
    3 GPM
    4 GPM
    Volts
    Amps
    Min.
    Wire
    3.0 KW
    41°
    31°
    20°
     
     
     
     
     
    120
    25
    10
    3.5 KW
    48°
    36°
    24°
     
     
     
     
     
    120
    29
    10
    6.0 KW
    82°
    55°
    41°
    27°
    20°
     
     
     
    240
    25
    10
    7.2 KW
    --
    65°
    49°
    33°
    25°
    20°
     
     
    240
    30
    8
    7.5 KW
    --
    68°
    51°
    34°
    25°
    20°
     
     
    240
    32
    8
    9.0 KW
    --
    82°
    61°
    41°
    31°
    25°
     
     
    240
    40
    8
    9.5 KW
    --
    86°
    65°
    43°
    32°
    26°
     
     
    240
    40
    8
    9.6 KW
    --
    87°
    65°
    44°
    33°
    26°
     
     
    240
    40
    8
    12 KW
    --
    92°
    82°
    54°
    41°
    33°
    27°
     
    240
    50
    6
    18.0 KW
    --
     
    123°
    82°
    61°
    49°
    41°
    31°
    240
    40 x 2
    8
    19.0 KW
    --
     
    130°
    87°
    65°
    52°
    43°
    32°
    240
    40 x 2
    8
    19.2 KW
    --
     
     
    88°
    66°
    53°
    44°
    33°
    240
    40 x 2
    8
    28.8 KW
    --
     
     
     
    99°
    79°
    66°
    49°
    240
    40 x 3
    8
        FORMULAS

      Flow Rate (GPM)   =  kW rating x 6.83 
                           rise in temp (°F)

      Rise in Temp (°F) =  kW rating x 6.83 
                              flow rate

      kW Rating         =  GPM x rise in temp 
                                 6.83


    Space Heaters - (LPG) Propane Gas

    Infrared Heater - 6,000 BTU
    • 1 grate - manual
    • top-mounted controls
    • Kozy-World Brand
    HEG-KWP110     PROPANE

    Infrared Heater - 10,000 BTU
    • 2 grate - manual
    • top-mounted controls
    • Kozy-World Brand
    HEG-KWP112     PROPANE
    Infrared Heater - 10,000 BTU
    • 2 grate - manual
    • top-mounted controls
    • includes floor stand
    • Mr.Heater Brand
    HEG-F299810     PROPANE
    Blue-Flame Heater - 10,000 BTU
    • manual
    • top-mounted controls
    • dual fuel ( LP or NAT )
    • Kozy-World Brand
    HEG-GWD104     (LP or NAT)
    Infrared Heater - 12,000 BTU
    • 2 grate - thermostatic
    • top-mounted controls
    • dual fuel ( LP or NAT )
    • Kozy-World Brand
    HEG-KWD215     (LP or NAT)
    Infrared Heater - 16,500 BTU
    • 3 grate - manual
    • top-mounted controls
    • includes floor stand
    • Sunstar Brand
    HEG-SC18M-1-LP     PROPANE
    Blue-Flame Heater - 20,000 BTU
    • offers the visual warmth of an alluring blue flame
    • with hydraulic thermostat that modulates from 8,500 Btu to 20,000 Btu for continuous temperature control
    • - PDF Spec Sheets
    • Empire / HearthRite Brand
    HEG-HB20TL     PROPANE
    Infrared Heater - 30,000 BTU
    • 5 grate - manual
    • top-mounted controls
    • Kozy-World Brand
    HEG-KWP522     PROPANE
    Blue-Flame Heater - 30,000 BTU
    • thermostatic
    • top-mounted controls
    • dual fuel ( LP or NAT )
    • Kozy-World Brand
    HEG-KWD378     (LP or NAT)


    Space Heaters - Natural Gas

    Infrared Heater - 6,000 BTU
    • 1 grate - manual
    • top-mounted controls
    • Kozy-World Brand
    HEG-KWN109     NATURAL GAS
    Infrared Heater - 10,000 BTU
    • 2 grate - manual
    • top-mounted controls
    • includes mounting legs
    • Mr.Heater Brand
    HEG-F299811     NATURAL GAS
    Blue-Flame Heater - 10,000 BTU
    • manual
    • top-mounted controls
    • dual fuel ( LP or NAT )
    • Kozy-World Brand
    HEG-GWD104     (LP or NAT)
    Infrared Heater - 12,000 BTU
    • 2 grate - thermostatic
    • top-mounted controls
    • dual fuel ( LP or NAT )
    • Kozy-World Brand
    HEG-KWD215     (LP or NAT)
    Infrared Heater - 18,000 BTU
    EMH-SR-18-NAT     NATURAL GAS

    Infrared Heater - 18,000 BTU
    • 3 grate - manual
    • top-mounted controls
    • Kozy-World Brand
    HEG-KWN191     NATURAL GAS
    Infrared Heater - 18,000 BTU
    • 3 grate - manual
    • top-mounted controls
    • Kozy-World Brand
    HEG-KWN391     NATURAL GAS
    Blue-Flame Heater - 20,000 BTU
    • thermostatic
    • top-mounted controls
    • includes mounting legs and blower
    • Sunstar Brand
    HEG-HSSVFRD20NGBT     NATURAL GAS
    Blue-Flame Heater - 20,000 BTU
    • thermostatic
    • top-mounted controls
    • includes mounting legs and blower
    • Sunstar Brand
    HEG-HSSVFB20NGBT     NATURAL GAS

    Infrared Heater - 30,000 BTU
    • 5 grate - manual
    • top-mounted controls
    • Kozy-World Brand
    HEG-KWN321     NATURAL GAS
    Infrared Heater - 30,000 BTU
    • 5 grate - thermostatic
    • top-mounted controls
    • Kozy-World Brand
    HEG-KWN523     NATURAL GAS
    Blue-Flame Heater - 30,000 BTU
    • thermostatic
    • top-mounted controls
    • dual fuel ( LP or NAT )
    • Kozy-World Brand
    HEG-KWD378     (LP or NAT)

    Furnaces - Natural Gas
    Unit Heaters
    • less wall thermostat
    • Empire brand
    EMH-UH-1050      50,000 BTU
    EMH-UH-1075      75,000 BTU
    EMH-UH-1100     100,000 BTU
    EMH-UH-1125     125,000 BTU
    EMH-UH-1150     150,000 BTU
    Floor Furnaces
    • includes wall thermostat
    • Empire brand
    EMH-5088     45,000 BTU
    EMH-7088     65,000 BTU
    Gravity Wall Furnace
    • the patented burner design reduces NOx emissions by 50% for cleaner operation
    • furnace recesses into wall or mounts flush
    • Empire brand
    EMH-GTW-35     35,000 BTU
    Counterflow Up-Vent Wall Furnaces
    • circulate warmth at floor level to provide comfort at a fraction of the cost of electric heat
    • front panels remove easily for cleaning and servicing
    • optional side register and rear register help disperse the heat to other areas
    EMH-FAW-55-SPP     55,000 BTU

    Tank Type Water Heaters
    SizeChart - Electric Heaters before April 2015
    SizeChart - Gas Heaters before April 2015
    C3 Technology Lit Page
    Water Heaters
    Parts & Accessories
       
    SizeChart before April 2015
    SizeChart before July 2003
    SizeChart before April 2015
    State Water Heaters
    Old Size Charts

    So do you think the Temperature and Pressure Relief valve dosen't do anything?
    Watch Jamie and Adam do a little test.
    (bypass the T&P and let a Water Heater over heat)
    -- mpg format 6.05 mb
    Tankless Water Heaters
     

    October 2008 -- Tankless water heaters
    Web Page Version
    PDF Version
    Water Heater Expansion Tanks
     
    Hot Water
    ExpansionTanks
     
    Room Heaters
     
    Kozy_World 


    Home Page  |  Company Information

    Last updated 10/29/2020
    Law Supply, Inc. (also known as Law Plumbing Supply) 401 S. Jefferson, Magnolia, AR 71753, Phone-(870)234-1940, Fax-(870)234-3299
    KEY WORDS: Wholesale, Retail, Commercial, Heavy-Duty, Residential, Water Heaters, Gas Water Heaters, Electric Heaters, Electric Water Heaters, Gas Water Heater, Gas Heater, Vent-Free Gas Heaters, VentFree Gas Heaters, Blue Flame Heaters, Blue Flame Gas Heaters, BlueFlame, BlueFlame Gas Heaters