Welcome to Defender Canada! 
Canada Day Sale
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9% off
Fireboy CMD6 Marine Carbon Monoxide Alarm with Internal Battery
$188.40 -
9% off
Fireboy CMD6 Marine Carbon Monoxide Alarm
$193.47 -
Up to 9% off
Fireboy Propane Fume Detector with 1 Sensor and Solenoid
$550.08 - $570.38 -
Up to 9% offFireboy Propane Fume Detector with 2 Sensors and Solenoid
$781.04 - $791.19 -
Up to 14% offFireboy 2 Channel Gasoline Fume Detector with Blower Control
$746.05 - $808.94 -
19% off
Fireboy CMD6 Marine Carbon Monoxide Alarm Interconnect
$192.34 - $216.31 -
9% offFireboy Propane Fume Detector with 2 Sensors - Auto Shut-off - P-2BNV-R
$654.12 -
Up to 9% off
Fireboy Propane Fume Detector with 1 Sensor
$454.89 - $475.19 -
14% offHarken Cam-Matic Cleat - 150SP
$67.71 -
Up to 14% off
Fireboy Propane Gas and Gasoline Sensor
$194.75 - $265.81 -
9% offHarken 3/4 Finger Classic Gloves
$38.65 -
14% offHarken Cam-Matic Cleat Rebuild Kit - 150KIT
$23.13 -
9% offFireboy 2-Channel Gasoline Fume Detector - G-2B-R
$748.03 -
Up to 9% off
Fireboy Single Channel Propane Fume Detector with 1 Sensor
$444.73 - $454.89 -
Up to 14% offFireboy Methane Fume Detector LED Display
$864.70 - $1,031.01 -
Up to 9% off
Fireboy Propane/CNG Control with Solenoid Valve
$287.38 - $360.98 -
9% offHarken Full Finger Classic Gloves
$42.46 -
Up to 9% off
Fireboy Methane Gas Sensor
$255.65 - $360.98 -
9% offHarken Full Finger Reflex Gloves
$50.08 -
13% offHarken Standard Eye Strap - 38 mm (1 1/2") - 137.NP
$4.93 -
14% offHarken 425B Fairlead
$9.81 -
14% off
Harken 424B Micro Fairlead
$9.27 -
Up to 13% offHarken Eye Strap
$3.52 - $5.70 -
Up to 9% offFireboy MS-3 Methane Gas Sensor Extension Cable
$98.30 - $256.93 -
13% off
Harken Eyestrap - 32 mm (1 1/4") - 073
$4.00 -
9% off
Fireboy CMD6 Carbon Monoxide Alarm with Internal Battery/Relay & Interconnect
$221.39 -
11% off
Harken Standard Flairlead
$9.81 -
9% offHarken Cruising ESP Deck Organizer - 57 mm (2 1/4") - 6052
$184.59 -
10% offHarken Narrow Eyestrap - 27 mm (1 1/16") - 445NP
$4.64 -
11% off
Harken Micro Flairlead
$8.82 -
9% offFireboy 1-Sensor LPG Propane Gas Fume Detector - S2B-LPG-X
$957.41 -
9% offFireboy 1-Sensor Compressed Natural Gas Fume Detector - S2B-CNG-X
$957.41 -
9% offFireboy MS-2 to MS-3 Methane Gas Sensor Connector Cable - 10' Cable Extension
$66.57 -
9% off
Fireboy Emergency Fume Detection Horn - RH-3
$56.43 -
9% offFireboy 3-Sensor Methane Gas Detection Sensor Splitter - SPLITTER04-3
$413.01 -
9% off
Fireboy 2-Sensor Methane Gas Detection Sensor Splitter with Boots - SPLITTER01-D
$349.56 -
9% off
Fireboy Propane Gas Sensor - FS-A01-F
$371.13 -
Up to 9% off
Fireboy 1 Channel Gasoline Fume Detector
$428.24 - $444.73 -
Up to 9% off
Fireboy 1 Channel Gasoline Fume Detector with Blower Control
$465.04 - $506.92 -
9% off
Fireboy 2-Sensor Methane Fume Detector LED Display
$915.53 -
9% offHarken Cruising ESP Fiddle Block - 75 mm (2 15/16") - 6099
$631.28 -
9% offHarken Cruising ESP Deck Organizer 4 Sheave - 57 mm (2 1/4") - 6067
$269.61 -
Harken Luff Foil Extension - 7411.30.CLEAR
$169.38 -
9% off
Harken Single Fixed Head Block without Ring - 16 mm (5/8") - 404W/O
$24.12 -
9% offFireboy Emergency Fume Detection Horn - RH-1
$53.88