Welcome to Defender Canada! 
Chemicals
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Thetford Aquamax Spring Showers Holding Tank Treatment
$17.17 - $53.83 -
Shell Rotella T4 Triple Protection 15W-40 Heavy Duty Diesel Engine Oil
$12.87 - $48.23 -
Shell Rotella T1 Straight Grade 30W Heavy Duty Diesel Engine Oil
$15.23 - $51.03 -
Thetford Aquamax Holding Tank Treatment Toss-Ins - Spring Showers - 96631
$23.05 -
Liqui Moly Marine 4T SAE 25W-50 Motor Oil
$17.66 - $59.43 -
Thetford Aquamax Holding Tank Treatment Toss-Ins Tub - Spring Showers - 96632
$37.00 -
Thetford Tank Blaster - 96527
$17.49 -
Shell Rotella T1 Straight Grade 40W Heavy Duty Diesel Engine Oil
$11.11 - $49.60 -
Thetford AquaBio Toss-Ins Holding Tank Treatment - 96590
$22.30 -
Thetford Aquamax Holding Tank Treatment Dry Packets - Spring Showers - 96633
$19.81 -
Liqui Moly Heavy-Duty Marine Grease
$20.21 -
23% offLiqui Moly Sailboat Winch Grease - 20524
$13.20$10.05 -
30% offLiqui Moly Marine 4T Additive Shooter - 25102
$10.97$7.58 -
Liqui Moly Marine 4T SAE 10W-40 Motor Oil
$15.14 -
Liqui Moly Marine Fully Synthetic Gear Oil - 20538
$34.20 -
Liqui Moly Marine Gasoline Stabilizer Shooter - 25100
$7.60 -
14% offLiqui Moly Marine Super Diesel Additive
$11.80$10.12 -
Liqui Moly Marine 4T SAE 25W-40 Motor Oil
$16.63