The 7 Best Universal Thermostat guards With key (2023 reviews)

We consider a universal thermostat guard with key 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.

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Our Top Picks:

Best Overall: Buy: Honeywell Universal Thermostat Guard With key READ REVIEW

Best With stand: Buy: Emerson Rmostats Clear Cover READ REVIEW

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

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

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

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

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

Best Overall: Honeywell Universal Thermostat Guard With key

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Here, we present guard that manages to win our hearts. It's the honeywell universal thermostat guard with key and it's widely considered as one of all-around great guard you can buy. It is perfect for protecting your thermometers. The design of the box is such that the interior dimensions of the rear section just barely fit around the sides of the thermostat, which is a very peculiar contrast to the overall size. It is sturdy and easy to open. It is tamper proof so the paper clip trick will not work.

The cover is well made and is a size proper for your needs, and still able to see the controls with ease. It protects the thermostat from being tampered with or adjusted. It is pretty easy to install in the wall as well.

• 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 stand: Emerson Rmostats Clear Cover

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Best part: emerson rmostats clear cover costs comparatively low and it is available to ship in 24 hours. It's designed to fit most emerson / white-rodgers thermostats. It will fit over your thermostat. The back plate of the guard mounts to the wall. It's the right size, comes with 2 keys and the plastic is very sturdy.

The guard is made up of two parts of the flat plate and the clear cover. This cover would intensify the sun hitting it and increase the heat inside the cover. The flat plate gets screwed on to the wall with two wood screws that first penetrate the thermostat holes and then the flat plate holes and then screw into the wall. It is great for locking the thermostat from other people. It's a simple design and does the job.

• Goes on the wall with screws, thermostat stays in place
• Takes a minute to install, real easy
• Good brand reputation

Best With about an inch: Braeburn Universal Thermostat Guard With key

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The braeburn universal thermostat guard with key is capable of outshining several other guard featured in this list in overall features for the price point. 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. It is easy to find one because of the odd shape of the thermostat. It centers perfectly on the white inner area of the cover, allowing sliding upwards to remove from the wall for replacement of batteries. It cannot be opened with a butter knife, since it has two special keys that fit the lock.

The back plate of the cover can be removed prior to installation on a previously installed thermostat. It is a good fit, well made, clean, sleek and attractive. The solid back is removable and it fits perfectly.

• Well made, easy to install, and cover fits nice and snug
• Remarkably clear and tough plastic, by the way
• Looks great, nice and clean will fit in with any decor

Best For daily Use: Statguardplus Universal Thermostat Guard With key

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Best part: statguardplus universal thermostat guard with key costs comparatively low and it is available to ship in 24 hours. It is a changeable 3 digit lock. It is made of high-quality polycarbonate plastic. 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. It is easy to read and use the large digits. It can help to control the energy usage. This is fine to keep hands off, but the "hinges" (plastic nubs) dont stay put when opening. It is great for use in offices, churches, restaurants, schools, and other public areas to control your energy costs.

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

Best For government: Emerson Rmostats Universal Thermostat Guard With key

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Compared with other guard in this category, the emerson rmostats universal thermostat guard with key has a convenient design. It fits all emerson/white rodger thermostats. It is designed for government, military, industrial and educational applications to prevent unwanted adjustment of the temperature by unauthorized personnel. It is furnished with one key and can be mounted vertically or horizontally.

• Can be mounted vertically or horizontally
• Locking thermostat guard to protect your thermostat from unwanted tampering
• Beige enamel finish over heavy-duty steel enclosure
• Perfect very sturdy, fits sml spaces

Best For any commercial application: Pulryo Universal Thermostat Guard With key

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Not everyone likes to purchase guard for their daily usage, but the pulryo universal thermostat guard with key would be an anomoly. The combination lock provides a secure way to keep unauthorized users from accessing your thermostat. It is made of a clear acrylic sheet, which can effectively prevent yellowing, and chemical and uv resistance, always keep clean and beautiful, and has a long service life. The latching mechanism can be popped open easily. This is perfect to ensure they aren't adjusting the temperature on a whim.

The case works as designed, easy to install, and no issues with it monitoring the proper temperatures on a whim. It is perfect for any commercial application including air bnb's.

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

Best With Your brand: Supplying demand Universal Thermostat Guard With key

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Compared with other guard in this category, the supplying demand universal thermostat guard with key has a convenient design. It's an easy option to secure wall touch panels or controls in a public space. The back is a metal frame that is mounted to your wall over the thermostat or user panel that's attached to your wall. It fits over it, and locks into place. 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 includes mounting hardware and a key.

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 comes with a key and can be used on the same model of guard universally.

• 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