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				Options & Addons
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					Window/Door Contact Sensor
Features
- Transmits signal when window or door is opened/closed
 - Can be used to turn CERV off when windows open
 - Range: 80ft indoors, 330ft line of sight
 - Solar powered, battery free!
 
Downloads
Want to Learn More?
Begin Your Path to Healthier Air at Home
What you breathe matters. Poor air quality can have both short-term effects, and long-term consequences for your overall health. The CERV empowers you to take control by monitoring pollutants and maintaining a healthy, clean environment for you and your loved ones. Take the first step today toward a healthier home.
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	Step 1
Fill out the contact form.
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	Step 2
We'll reach out to get more information about your project and answer questions.
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	Step 3
We work together to help finalize the design and options.
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Step 4
Get your CERV and start breathing fresh, healthy air!
		infoWe work with a variety of customers: whether you're looking for an installer recommendation, have an installer of your own, or even want to do everything yourself...we've got you covered!
	

                            
                                
                            
                                
                                    
                    
                    
                    
                    
                    
                    
                    
                    
                    
            
            
            
            



