12-Pack
Top PickThe Flood Buzz Small multi-purpose water leak alarm 12-pack is $79.99 instead of $91.98 on floodbuzz.com, and the 6-pack is $45.99, as shown on 29 October 2026.
Limited Time Offer
4-Pack
Flood Buzz Blue, the leak alarm made for water heater pans, is $67.97 instead of $79.96 for a 4-pack and $35.98 instead of $39.98 for a 2-pack, with a single unit at $19.99, as listed on 29 October 2026.
Limited Time Offer
Case
Flood Buzz sells a quarter case of 36 Small leak alarms for $209.00 instead of $224.97, and a full case of 144 for $699.00, as shown on floodbuzz.com on 29 October 2026.
Limited Time Offer
HVAC
A single Flood Buzz Pro for HVAC units is listed at $14.99 on floodbuzz.com on 29 October 2026, with a quarter case of 12 at $109.00 and a full case of 48 at $399.00.
Limited Time Offer
48 Units
The Flood Buzz Pro multi-purpose water leak alarm full case of 48 units is $399.00, about $8.31 an alarm, as listed on 29 October 2026. The Pro 4-pack at $39.99 was sold out that day.
Limited Time Offer
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Extra codes from partner brands, refreshed alongside this store's offers.
A practical savings guide for shoppers using Flood Buzz US offers.
Flood Buzz does not list a public promo code or a sign-up offer. Its lower prices come from buying more alarms at once. The Small 12-pack is $79.99 instead of $91.98, the Blue 4-pack for water heater pans is $67.97 instead of $79.96, and the Blue 2-pack is $35.98 instead of $39.98. For larger jobs, a quarter case of 36 Small alarms is $209.00 instead of $224.97.
Single units start at $14.99 for the Pro for HVAC units and $19.99 for Flood Buzz Blue. The Small 6-pack is $45.99. Pro and HVAC quarter cases of 12 are $109.00 and full cases of 48 are $399.00; the Small full case of 144 is $699.00. Wholesale buyers can ask for bulk pricing through the contact page.
Orders go by UPS Ground and usually arrive within 4 to 8 business days; the shipping cost is shown at checkout. Flood Buzz does not accept returns, but it replaces defective units free of charge, so check an order on arrival and contact the shop straight away if anything is wrong. Each alarm carries a replace by date three years after manufacture.
Offers on this page were checked on Flood Buzz's own website on 29 October 2026.
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