The 7 Best Universal Thermostat guards (2023 reviews)

We consider a universal thermostat guard to be a worthy investment in the long run. We are here to help you choose the right one for your purposes from all the best available products in market today.

Our review process: Show/Hide

Our Top Picks:

Best Overall: Buy: Honeywell Universal Thermostat Guard READ REVIEW

Best With about an inch: Buy: Braeburn Universal Thermostat Guard READ REVIEW

Best For daily Use: Buy: Statguardplus Universal Thermostat Guard READ REVIEW

Best With lock: Buy: Lux Universal Thermostat Guard READ REVIEW

Best For government: Buy: Emerson Rmostats Universal Thermostat Guard READ REVIEW

Best For any commercial application: Buy: Pulryo Universal Thermostat Guard READ REVIEW

Best With Your brand: Buy: Supplying demand Universal Thermostat Guard READ REVIEW

Best Overall: Honeywell Universal Thermostat Guard

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Here, we present guard that manages to win our hearts. It's the honeywell universal thermostat guard and it's widely considered as one of all-around great guard you can buy. It is perfect for protecting your thermometers. It is sturdy and easy to open. The cover is well made and is a size proper for your needs, and still able to see the controls with ease. It is good for keeping the kids from changing the upstairs thermostat.

This works really well, stays locked and is fairly sturdy. It is tamper proof so the paper clip trick will not work.

• Easy to install,great defense against people playing with thermostat
• Looks great and was very easy to installed within 5 minutes
• Delivers what they promise

Best With about an inch: Braeburn Universal Thermostat Guard

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The braeburn universal thermostat guard is satisfactory and appropriate and fits well with your daily usage. If you have kids that mess with the air conditioner this is the best way to go easy to put up even if your thermostat is attached to the wall. This is just a plastic enclosure. It is easy to find one because of the odd shape of the thermostat. The back is open, take off a White cover and put it in the thermostat very easy to install.

The solid back is removable and it fits perfectly. It will fit thermostats that are smaller than those dimensions. It is supposed to be screwed into the wall and the equipment that comes with it. These work well and they are allways keyed alike.

• Well made, easy to install, and cover fits nice and snug
• Remarkably clear and tough plastic, by the way
• Delivers what they promise

Best For daily Use: Statguardplus Universal Thermostat Guard

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Not everyone likes to purchase guard for their regular usage, but the statguardplus universal thermostat guard would be an anomoly. It is perfect for getting the kids to stop touching your thermostat. It is made of high-quality polycarbonate plastic. It is easy to read and use the large digits. It can help to control the energy usage. It is also resistant to any stains or yellow tinting that you may see with other plastic covers. It is great for use in offices, churches, restaurants, schools, and other public areas to control your energy costs.

It has an attractive design and is easy to install, installation is intuitive but if some are not sure they can check out on the installation instructions. The material is also resistant to any stains or yellow tinting that you may see with other plastic covers.

• A big bonus is that you don’t need to worry about losing the key
• Prevent tampering and unwanted changes to your temperature
• Prevent unwanted changes to your thermostat
• More sneaky hands changing your heating and cooling

Best With lock: Lux Universal Thermostat Guard

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We know from years of feedback from readers, customers and amazon sellers, what most people want in a convenient and appropriate guard. The lux universal thermostat guard is exactly that - it's a simple guard that hits all the right notes. This Lux large sized locking guard will provide the protection for thermostats. It will cover a std sized outlet. The wall mount is basically a plastic rectangle, like a picture frame. It works well and locks and it’s pretty protected. It will help limit unwanted access and eliminate accidental fluctuations when someone bumps into the thermostat.

There is a bracket that screws into the wall then the cover locks onto this bracket. It will give you the assurance of a constant temperature or if you have the need to deter tampering with settings.

• Fits any size thermostat and easy to install
• Definitely works and not much assembly is needed
• Delivers what they promise

Best For government: Emerson Rmostats Universal Thermostat Guard

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The emerson rmostats universal thermostat guard should be able to handle its purpose and duties with ease. It fits all emerson/white rodger thermostats. It is heavy duty. It is furnished with one key and can be mounted vertically or horizontally. It is designed for government, military, industrial and educational applications to prevent unwanted adjustment of the temperature by unauthorized personnel.

• Tamper-resistant, hinged design furnished with one key
• Beige enamel finish over heavy-duty steel enclosure
• Perfect very sturdy, fits sml spaces
• Locking thermostat guard to protect your thermostat from unwanted tampering

Best For any commercial application: Pulryo Universal Thermostat Guard

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Pulryo offers a variety of guard for personal choice and yet maintaining quality in all the variants. The large universal thermostat lock box with combination lock is a great way to keep your thermostat safe and secure. It is easy to use and keeps the kids out. It can be screwed to the wall or use a sticker to hang over the thermostat. It is great for keeping the right tempature in your home and keeping it safe from children.

This works great, very easy to install and comes with everything needed to install it, and also comes with a key. It is perfect for any commercial application including air bnb's. This is perfect to ensure they aren't adjusting the temperature on a whim.

• Great way to keep your kids away
• Great way to keep people from messing with the thermostat
• Has a combination lock so you don't have to keep track of a key

Best With Your brand: Supplying demand Universal Thermostat Guard

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Supplying Demand offers a variety of guard for personal choice and yet maintaining quality in all the variants. This guard is a protective layer to prevent use of security panels, thermostats, or other wall controls with an added lock to prevent unauthorized access. It fits over it, and locks into place. The back is a metal frame that is mounted to your wall over the thermostat or user panel that's attached to your wall. There is a frame that mounts to the wall. It includes mounting hardware and a key.

The wide open frame gives one the ability to install this easily over an existing thermostat or wall panel without having to remove that first before installing the guard. It comes with a key and can be used on the same model of guard universally. It's an easy option to secure wall touch panels or controls in a public space.

• Excellent investment to keep little hands off the thermostat
• 22 gauge steel with a baked enamel finish, and and a louvered cover
• New and hot release