Welcome to Defender Canada! 
Plumbing Chemicals
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Thetford Aquamax Spring Showers Holding Tank Treatment
$14.70 - $51.94 -
Thetford Tank Blaster - 96527
$14.96 -
Thetford Aquamax Holding Tank Treatment Dry Packets - Spring Showers - 96633
$16.87 -
Star Brite Toilet Bowl Cleaner and Lubricant - 86416
$17.96 -
Raritan K.O. Kills Odors Bioactive Treatment
$18.27 - $66.79 -
Raritan C.P. Clean Potties Bio-Enzymatic Toilet Bowl and Drain Cleaner - 1PCP32
$18.38 -
Thetford AquaBio Toss-Ins Holding Tank Treatment - 96590
$18.94 -
Thetford Aquamax Holding Tank Treatment Toss-Ins - Spring Showers - 96631
$19.58 -
Forespar Refresh Marine Head and Tank Deodorizer
$19.98 - $23.37 -
Star Brite Fresh Pine Instant Fresh Holding Tank Treatment
$20.07 - $26.36 -
Star Brite Instant Fresh Toilet Treatment
$20.88 - $45.16 -
Dometic Natural Max Control Holding Tank Deodorant
$21.99 - $61.39 -
Sudbury Marine Toilet Conditioner - 825Q
$25.20 -
Dometic Natural Max Control Holding Tank Deodorant Drop-In Pods (12-Pack) - 9620000730
$26.47 -
Seachoice Head Treatment
$26.75 -
Star Brite NosGuard Premium RV Odor Eliminator - 079950
$28.93 -
Star Brite Odor Away Holding Tank Treatment
$28.95 - $34.35 -
Star Brite Bio Odor Holding Tank Treatment - 075008
$30.30 -
Thetford Aquamax Holding Tank Treatment Toss-Ins Tub - Spring Showers - 96632
$31.65 -
Raritan Potty Pack - 1PPOT
$33.01 -
Forespar EcoTankPro Tank Deodorizer and Waste Digester - 770350
$38.34 -
Trac Ecological Sew Clean Concentrate
$42.45 - $126.19 -
Star Brite Marine Descaling Fluid
$43.84 - $87.04 -
Trac Ecological Descaler - 1204-MG
$49.24 -
Raritan C.H. Uric Scale Dissolvant - 1PCHQT
$62.71 -
Seachoice Concentrate Marine Descaler - 1 gal - 90801
$72.19 -
Trac Ecological Descaler Concentrate - 1212-MG
$124.84 -
Raritan C.H. Cleans Hoses - 1PCHGAL
$162.64 -
Raritan K.O.2 Knock Out Odors Kit - KO2
$273.32