Welcome to Defender Canada! 
Water Heaters
-
Seaward Marine Water Heater - 6 Gal Front Heat Exchange
$732.39 - $909.24 -
Seaward Marine Water Heater - 11 Gal Rear Heat Exchange
$822.90 - $1,015.95 -
9% offIsotemp SPA 15L Marine Water Heater
$839.05 - $938.93$755.21 - $845.11 -
9% offIsotemp SPA 40L Marine Water Heater
$1,063.22 - $1,091.57$956.98 - $982.49 -
Seaward Marine Water Heater - 20 Gal - H2050EW
$1,412.92 -
9% offIsotemp Basic 75L Marine Water Heater
$1,642.60 - $1,676.35$1,478.44 - $1,508.82 -
9% offIsotemp Basic 24L Marine Water Heater
$1,354.92 - $1,356.27$1,219.52 - $1,220.73 -
Seaward Marine Water Heater with Rear Heat Exchanger
$729.69 - $774.24 -
9% offIsotemp SPA 20L Marine Water Heater
$945.71 - $988.91$851.21 - $890.09 -
9% offIsotemp Slim 15L Marine Water Heater
$1,138.82 - $1,142.87$1,025.02 - $1,028.66 -
Isotemp Replacement Water Heater Element
$85.63 - $96.43 -
Seaward Marine Vertical Water Heater - 20 Gal Front Heat Exchange
$1,591.18 - $1,734.28 -
9% offIsotemp Basic 40L Marine Water Heater
$1,398.17 - $1,421.10$1,258.44 - $1,279.08 -
9% offIsotemp Square 16L Marine Water Heater
$1,500.61 - $1,584.31$1,350.63 - $1,584.31 -
Seaward Hot Water Heater for Outboard Boats - 3 Gal - S360EW
$991.58 -
9% offIsotemp SPA 25L Marine Water Heater
$982.18 - $1,029.43$884.03 - $926.56 -
Seaward Marine Water Heater - 6 Gal Rear Heat Exchange
$776.94 - $906.54 -
9% offIsotemp Slim 20L Marine Water Heater
$1,183.42 - $1,198.27$1,065.16 - $1,078.53 -
9% offIsotemp Slim 25L Marine Water Heater
$1,273.91 - $1,296.86$1,146.60 - $1,167.26 -
Seaward Replacement Temperature and Pressure Relief Valve - 75974
$47.83 -
9% offIsotemp SPA 30L Marine Water Heater
$987.60 - $1,038.90$888.91 - $935.08 -
Seaward Marine Water Heater - 11 Gal Front Heat Exchange
$835.05 - $1,056.45 -
Seaward High Temperature Limit Switch
$25.83 - $50.53 -
Seaward Replacement Heating Element
$32.98 - $41.08 -
Seaward Replacement Water Heater Thermostat - 73129
$19.20 -
9% off
Isotemp Basic 40 TCT Dual Coil Marine Water Heater
$1,526.40 - $1,557.45$1,373.85 - $1,401.80 -
Seaward Marine Water Heater - S300W
$828.23 -
Seaward Replacement Heating Element for S300W/S350W - 75586
$38.38