# Safe-T-Alert Combo Carbon Monoxide Propane Alarms Flush Mount - Black [35-742-BL]

**Combo Carbon Monoxide Propane Alarms Flush Mount - Black**

Have a safe TRIP!

Test and inspect the Propane and CO alarms installed in your RV every week and replace malfunctioning alarms.

Replace all Propane and CO alarms that are 5 years old or older.

Install alarms listed for RV use.

Prevent accidents by teaching family and friends about the operation of the alarms. Never ignore a sounding alarm.

**Features:**

-   Double-duty alarm - Detects both gas leaks and CO gas simultaneously
-   Reliable - 12V power means no missing or dead batteries to replace
-   Durable - Built for the extreme RV environment
-   Approved - Meets RVIA/NFPA requirements
-   End of Life Signal

**Specifications:**

-   Voltage - Input Range (Volts): 12v
-   Generator Shutdown: No
-   Fume Type: Carbon Monoxide
-   Box Dimensions: 2"H x 8"W x 10"L WT: 0.5 lbs
-   UPC: 715456357447

## Details

- **Price:** 122.99 USD
- **Type:** Fume Detectors
- **Tags:** 1st Class Eligible, Automotive/RV, Automotive/RV | Fume Detectors, Brand_Safe-T-Alert, Marine Safety, Marine Safety | Fume Detectors

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 122.99 USD | In stock |

## Images

- Safe-T-Alert Combo Carbon Monoxide Propane Alarms Flush Mount - Black [35-742-BL] Safe-T-Alert

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> Source: [Besafe1st](https://besafe1st.com/products/safe-t-alert-combo-carbon-monoxide-propane-alarms-flush-mount-black-35-742-bl)
> Updated: 2026-06-05