Shopping from Canada? 
Go to Defender Canada!
Deals
-
10% off
MTI Industries Safe-T-Alert 62 Series Carbon Monoxide Alarm
$69.29 -
Up to 10% off
MTI Industries Safe-T-Alert 45 Series Dual Carbon Monoxide/Propane Alarm
$92.69 - $97.19 -
Up to 10% offMTI Industries Safe-T-Alert FX-4 Carbon Monoxide Alarm
$77.39 - $133.19 -
8% offShakespeare QuickConnect VHF Antenna Mount - Surface Mount - QCM-S
$68.07 -
10% offMTI Industries Safe-T-Alert Marine Gas Fume/Fire/Bilge Water Alarm - MGD-1XL
$213.29 -
Up to 10% off
MTI Industries Safe-T-Alert 25 Series Dual Carbon Monoxide/Propane Alarm
$77.39 - $186.29 -
10% off
MTI Industries Safe-T-Alert SA-340 Sealed Battery Carbon Monoxide Alarm
$66.59 -
8% offShakespeare Antenna Mount - 4188-SL
$65.31 -
8% offShakespeare Ratchet Mount Antenna Base - 4187
$47.83 -
15% offShakespeare Galaxy Antenna - 5235-XT
$141.94 -
Up to 10% off
MTI Industries Safe-T-Alert 35 Series Dual Carbon Monoxide/Propane Alarm
$92.69 - $178.19 -
8% offShakespeare Antenna Mount - 5187
$57.95 -
8% offShakespeare Antenna Mount - 4190
$44.15 -
8% offShakespeare QuickConnect VHF Antenna Mount - Rail Mount - QCM-SR
$92.91 -
8% offShakespeare Antenna Mount - 4365
$22.99 -
7% offShakespeare Antenna Mount - 4710
$17.76 -
10% off
MTI Industries Safe-T-Alert 20 Series Propane Alarm
$53.99 -
Up to 20% offShakespeare Marine SiriusXM Replacement Cable Assembly
$52.99 - $71.99 -
8% offShakespeare Antenna Swivel Standoff Mounting Kit - 410-R
$88.31 -
10% offShakespeare Centennial Antenna - 5120
$97.19 -
15% offShakespeare Antenna - 4351
$72.24 -
10% offShakespeare Galaxy Little Giant Antenna - 5420-XT
$134.99 -
8% offShakespeare Ratchet Mount Antenna Base - 4186-BP
$11.95 -
Up to 10% off
MTI Industries Safe-T-Alert 85 Series Dual Carbon Monoxide/Propane Alarm
$65.69 - $68.39 -
10% offMTI Industries In Dash Gasoline Fume Detector - MGD-1
$213.29 -
7% offShakespeare Antenna Upper Mounting Bracket - 408-R
$18.23 -
Up to 10% off
MTI Industries Safe-T-Alert 30 Series Propane Alarm
$57.59 - $59.39 -
8% offShakespeare Antenna Mount - 4720
$21.15 -
10% offShakespeare Stainless Steel Antenna Swivel Mount - 81-S
$62.09 -
25% offShakespeare Galaxy Cellular/WiFi Antenna - 9 1/4" - 5239
$96.74 -
8% offShakespeare Galaxy SiriusXM Satellite Antenna - SRA-50
$95.67