



Safe-T-Alert Gas Vapor Alarm UL 2 inch Instrument Case - Black - MGD-1
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
Safe-T-Alert Gas Vapor Alarm UL 2 inch Instrument Case - Black - MGD-1Safe T Alert Gas Vapor Alarm UL Listed 2" Instrument Case Black (MGD 1) Protect your boat from the risk of fire and explosion with the Safe T Alert MGD 1 Gas Vapor Alarm, designed to detect dangerous gasoline fuel vapors before they reach hazardous levels. Ideal for marine engine compartments and bilge areas, this alarm provides reliable early warning to help keep your vessel and passengers safe. The MGD 1 features a UL listed 2 inch instrument case,
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- Final sale items are not eligible for returns or exchanges.
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Product Reviews
★★★★★ 4
Looks good but don’t ever take down.
Size: 4 pcs: 15.7*5.7, Color: White
Be ready for gargantuan holes to be put in your wall.
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Reviewed in the United States on March 29, 2026
★★★★★ 5
Great purchase
Size: 4 pcs: 15.7*5.7, Color: White
Easy to install. Great quality. Would buy it again.
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Reviewed in the United States on March 20, 2026
★★★★★ 5
Beautiful and very easy to install
Size: 4 pcs: 15.7*5.7, Color: White
They look great and very easy to install, I really recommend this product.
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Reviewed in the United States on May 28, 2026
★★★★★ 3
Just Ok.
Size: 4 pcs: 15.7*5.7, Color: Maple Wood, Size: 4 pcs: 15.7*5.7, Color: Maple Wood
They look nice but they aren’t sturdy and do not hold much weight. I’ve bought better ones on Amazon.
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Reviewed in the United States on January 12, 2026
★★★★★ 5
Worth
Size: 6 pcs: 15.7*5.7, Color: White
Really good wall amounts. I used the drywall anchors and it feels sturdy. I put like a 3 pound Crystal on it and it’s holding perfectly fine. I also was able to paint them with no problem would buy again.
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Reviewed in the United States on January 13, 2026