Welcome to Defender Canada! 
Water Heaters
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Seaward Marine Water Heater - 6 Gal Front Heat Exchange
$781.17 - $969.81 -
Seaward Marine Water Heater with Rear Heat Exchanger
$778.29 - $825.81 -
Seaward Marine Water Heater - 6 Gal Rear Heat Exchange
$854.61 - $966.93 -
Seaward High Temperature Limit Switch
$26.50 - $53.86 -
Seaward Marine Water Heater - 11 Gal - S1200E
$1,056.27 -
Seaward Replacement Temperature and Pressure Relief Valve - 75974
$50.98 -
Seaward Replacement Heating Element
$35.14 - $43.78 -
Seaward Replacement Water Heater Thermostat - 73129
$20.44 -
Seaward Marine Water Heater - S300W
$883.39 -
Seaward Replacement Heating Element for S300W/S350W - 75586
$40.90