4-Pack Haven CO & Gas Detector

One detector isn't enough. CO spreads through your entire home — your furnace, kitchen, garage, and bedrooms all need coverage. The 4-Pack gives you complete protection, floor by floor.

✅ Real-time CO + natural gas + propane detection
✅ Digital display shows live PPM readings — not just a green light
✅ Plugs into any standard outlet — 30 seconds to install
✅ 85dB alarm activates before dangerous levels build up
✅ Professional-grade electrochemical sensors
✅ Lifetime replacement guarantee

Recommended placement: near furnace + kitchen + hallway outside bedrooms + garage.

"Our old detector showed green for years. Haven showed 41 PPM in our basement the first day." — Fabi G.

📦 Includes: 4 × Haven Detector
🚚 Free shipping — ships from US warehouse in 24–48h
↩️ 99-day money-back guarantee — no questions asked