7 Best Heat Diffuser Reviews (Glass Cooktop & Gas Stove)

The presence of household appliances in the apartment is the key to a comfortable life and convenience of cooking. Modern manufacturers produce a huge number of home appliances. Without them, it is already difficult to imagine human life.

For many decades, the greatest demand is for glass and gas cooktops. They have successfully replaced stone stoves and even electric tiles. For fast food preparation in any cookware, manufacturers have developed special heat diffusers.

heat diffuser

The Heat diffuser is an indispensable device that creates the most comfortable conditions for cooking. The main task of this device is to evenly disperse a large flame stream.

The material of manufacture is carbon steel, stainless metal. Devices made of carbon steel have a short service life.

They are prone to corrosion in contact with water. Stainless heat diffusers are more resistant to the adverse effects of external factors and have a long service life.

Domestic heat diffusers are affected by the following factors:

  • sheet metal quality
  • material width
  • manufacturing method
  • mineral fiber presence

Heat diffusers have been in demand for many years and are popular devices that perform the following functions:

  • protect porcelain, ceramic and earthenware from the destructive effects of fire
  • improved efficiency of gas cooker and induction hob
  • handicap resistance
  • ideal prerequisites for frying and quenching
  • heat flow control
  • long-term heat preservation
  • option to use enameled cookware on induction hobs
  • keeping dishes attractive
  • fitting large burners under containers that have a small bottom diameter
  • increased stability in any type of container
  • homogeneous heat flow
  • preventing food from burning and clinging to the bottom of a container with a small bottom thickness

On the shelves of specialized stores you can see several types of removable devices for gas cookers and induction cooktops:

  • Two-plate – a simple device, which consists of a bottom support plate and an upper change plate. Both plates have a fire distribution function thanks to special holes. The air between the plates prevents the device from sticking.
  • Double-sided with a perforated grid on one side is an advanced device that has holes only on the bottom side. The top part can be completely flat or have wavy recesses. This design distributes heat energy evenly and increases the distance between fire and dishes.
  • Mesh – a device whose surface consists of a fine mesh.
  • With a central hole – a unique design, the central hole of which does not pass the flame, but increases the amount of heat in the center.

Manufacturers produce cutters of two forms:

  • square
  • round

The choice of device size depends on the diameter of the burner and the cooking tank. This value ranges from 200 mm to 300 mm. It is not advisable to buy a slide that is smaller in diameter than the bottom of the pot.

heat diffuser

For containers with a large volume, you should choose robust devices. They are not subject to bending and mechanical deformation.

Many devices are complemented by special metal handles. They can be stationary or detachable.

The presence of a special non-heating pad on the handle will prevent thermal burns.

The operation of the removable heat diffuser will not cause difficulties even for beginner hosts.

Before using the new device, it should be burned on a small flame for a few minutes.

This manipulation will make it possible to remove the factory grease. It will also prevent unpleasant smells from spreading during cooking.

Some recommendations for using heat diffuser:

  • The unit should only be installed on a switched-off burner.
  • The best level of fire used is small and medium. Heavy flames can damage not only the breaker but also the surface of the pot.
  • Do not remove containers from the cooker hob using the handle of this device, which can easily deform.
  • To change the flame flow and hole diameter during cooking, turn the handle of the top plate carefully.

Compliance with simple rules can help to extend the life of gas equipment:

  • remove food remains and various types of debris from the cooker hob regularly
  • keep the appliance on hand while it is in use
  • lubricate components
  • repair at the first sign of failure

During the continuous operation of the gas furnace, the nozzle may become clogged with detergents. It is possible to restore the gas supply without the use of experienced specialists. To solve the problem on your own, you need to pierce the openings in the nozzle with a thin wooden stick.

After making sure that all the holes are clean, it is necessary to return the removed heat diffuser. Before cleaning gas equipment, be sure to cut off the gas supply and make sure that these manipulations are not harmful to health.

It is strictly forbidden to use iron sponges and ruffles, which can damage the metal surface and leave deep scratches on it.

heat diffuser

The most suitable detergents for removing dirt are dishwashing sponges and cotton buds.

If you have old and deep dirt, you should first soak your appliances in hot water with ammonia and vinegar.

Manufacturers of home appliances produce a huge number of devices. They greatly simplify the process of household management.

Cooking is not only a creative process, but also laborious, which requires skill, experience, and attention.

For many years, heat diffusers have been an indispensable part of this process. It helps to optimize the heat flow and simplify the process of creating culinary masterpieces.

To extend the operational period of this device it is necessary not only to buy quality devices but also to carry out its timely repair and cleaning.

In this short but interesting video you will find out how to hack a heat diffuser with a pie plate:

This heat diffuser has the highest quality and the best price:

Our Top Pick
HIC Harold Import Co. 99134 Heat DiffuserHIC Harold Import Co. 99134 Heat Diffuser

This heat diffusor creates a flat cooking surface, reduces and distributes heat evenly, eliminates hot spots in pans, and keeps foods from scorching.
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Other great heat diffusers:

9.45inch Heat Diffuser Stainless Steel

9.45inch Heat Diffuser Stainless Steel

This model distributes the heat evenly. It does a good job spreading the heat out over the entire plate. 

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Heat Diffuser Induction Plate 9.45inch Stainless Steel

Heat Diffuser Induction Plate 9.45inch Stainless Steel

This device transfers heat evenly to the pot or pan, rather than focusing on overheating an area.

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Foldable Embossed Induction Hob Heat Diffuser

Foldable Embossed Induction Hob Heat Diffuser

This tool will help you to cook heat sensitive items such as caramel, rice and oats and when simmering sauces.

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GEMITTO Fast Thawing Tray

GEMITTO Fast Thawing Tray

This heat diffuser can accelerate the thawing process for fast defrosting. It keeps food fresh. 

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Newest Heat Diffuser Stainless Steel Induction Adapter

Newest Heat Diffuser Stainless Steel Induction Adapter

This diffuser is mainly help to distribute the heat evenly, which in return improves the quality and taste of the food.

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Upromax Induction Embossed Сooktop Converter Disk

Upromax Induction Embossed Сooktop Converter Disk

This model is the only one of its kind that makes water or any other liquid boil when using appropriate pot or pan.

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HIC Harold Import Co. 99134 Heat Diffuser

HIC Harold Import Co. 99134 Heat DiffuserThis device scatters the flame of the gas cooker on the bottom of glass, ceramic cookware, and other dishes, preventing damage to it.

It is also excellent as a fire protection for dishes. This tool is made with a heat-resistant silicone handle. It is made of first-class stainless steel and high-quality metal.

This tool will allow your cooker to distribute heat evenly over the bottom of the cookware. It will help you improve the quality of your cooked food. It also improves the flavor of your food.

This device is made of stainless steel, which helps you avoid sticking your food. It can be used with gas, induction, electric and other types of cookers. The dishes can also be used differently. For example, steel, ceramics and other types.

This diffuser consists of three layers. The top and bottom layers are made of stainless steel with an aluminum alloy. This approach to manufacturing ensures that the heat is evenly distributed. This diffuser has a knob, so it is easy to move.

It does not heat up, but for greater safety, the manufacturer recommends using a special glove. It is also prohibited to touch the diffuser with your hands while it is being used on the stove.

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You may also like: 7 Best Portable Induction Cooktop Reviews

9.45inch Heat Diffuser Stainless Steel

9.45inch Heat Diffuser Stainless SteelCooking is becoming less time consuming and more enjoyable. Devices are appearing to avoid unnecessary hassle and save a lot of time. One of them is a gas cooker hob fire splitter.

How does it work? The flame spreader takes over most of the heat. Okay, it prevents a pot or pan from coming into direct contact with the fire.

The unique surface avoids spraying the gas, keeping it warm for its intended use. In this way, the spreader has many practical advantages. It slows down temperature changes as the gas supply increases or decreases.

This allows the dishes to stand up. This tool does not allow the handles to overheat. It allows you to use earthenware and glassware on the stove without having to worry about its safety. The heat diffuser also helps to bring the food to the ready at the same time on all sides.

This heat diffuser consists of three layers. The top and bottom layers are made of stainless steel. The middle layer is made of aluminum. This arrangement of layers allows for excellent heat distribution. This device is suitable for gas, induction, electric, and other types of cookers.

The diffuser distributes evenly the heat to the bottom of the cookware in which you cook. This helps prevent food from sticking to the bottom of the cookware in which you are cooking. You can use this tool with cookware made of stainless steel, aluminum, ceramics, and other materials.

The manufacturer recommends not to use this model with magnetic ovens. Preheating the disc is also an important recommendation. So, you need to preheat the diffuser first, and only then put the dishes on it, in which you will cook your dish.

This diffuser will save you money if you use an induction cooker. Okay, you won’t have to buy special dishes. All you have to do is put this disc on the stove and on top of it your regular dishes. It’ll heat up nicely, and you can cook.

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Heat Diffuser Induction Plate 9.45inch Stainless Steel

Heat Diffuser Induction Plate 9.45inch Stainless SteelThis heat diffuser takes up most of the heat and does not allow pots or pans to come into direct contact with the fire. The unique surface avoids gas spraying, keeping it warm for its intended use.

The spreader has many advantages. It slows down temperature changes as the gas supply increases or decreases.

It also simplifies the quenching and preparation of many specific products by uniformly warming the bottom. This tool can be used with any dishes.

For example, stainless steel dishes, aluminum, ceramics, or glass. It is also suitable for both gas and induction cookers. This diffuser is multifunctional, which is its great advantage. This tool is made of stainless steel and aluminum.

It evenly distributes the temperature on the bottom of the cookware in which you are cooking. So food does not stick to the bottom of pots or pans. This improves the flavor of the food and the cooking speed.

Also, a nice advantage of this tool is that it saves energy. Thanks to it, you can cook more food with less energy.

After a long period of use, the disc surface may lose its bright color. This is normal and does not affect the cone quality in any way.

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Foldable Embossed Induction Hob Heat Diffuser

Foldable Embossed Induction Hob Heat DiffuserThis flame spreader is a simple thing that will make not only simple eggs especially tasty. But also many dishes that need an even heat without a strong flame.

For all kinds of pancakes, and croutons, the cutter is simply indispensable. Simply place the cleaver on the grid above the burner and place a frying pan or pan on top of it.

This heat diffuser will protect your cooking utensils from the gas flame and from electric burners, so the dishes will last longer.

For best cooking results, use a small or medium flame. A small or medium temperature corresponds to this. It also protects glass and porcelain dishes from overheating.

This diffuser will help you avoid burning sensitive products such as sauces, rice, caramel, and other similar products. It spreads heat evenly over the entire surface of the bottom of the cookware in which you are cooking. This has a positive effect on the taste and quality of the food you prepare.

This diffuser also helps to heat up the dishes to the point where the water in the pot begins to boil. This diffuser consists of three layers.

The materials used to make this appliance are stainless steel and aluminum. This all contributes to excellent heat distribution. This diffuser has a silicone handle, which makes it easy to use. This reduces the risk of burns during use.

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GEMITTO Fast Thawing Tray

GEMITTO Fast Thawing TrayThis diffuser is made of high quality stainless ferromagnetic steel. It is ideal for use on the latest generation induction cookers.

It allows you to use glass, ceramics, or copper cookware on induction boards. The thickness of the three-layer sandwich construction of the adapter is 3 mm.

This is much thicker than the induction disc of any frying pan. It is easy to use as a spreader on gas stoves, e.g. for Turks.

It can be used as a hot stand or to adapt a large burner to small size dishes on all types of stoves.

This small induction disc is ideal for use with small and medium-sized cookware, e.g. a turkey, coffee maker or a pan up to 24 cm. Due to the small size of the disc, it is important to make sure that your induction cookware accepts cookware of this size.

The bottom of the cookware should be flat and allow contact with the whole surface of the disc. Note that the induction cooker will heat up the disc very quickly, much faster than other types of cookware.

Thus, if you leave it on the switched-on burner without proper heat dissipation, it can damage the surface of the cooker hob. This is especially true for low-cost cooker hobs whose surface is not sufficiently heat-resistant.

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Newest Heat Diffuser Stainless Steel Induction Adapter

Newest Heat Diffuser Stainless Steel Induction AdapterThis silver-colored heat diffuser will be an indispensable item in a kitchen with induction and gas cooker.

You will not have to buy special dishes for this stove if you buy such an adapter. It is made of stainless steel and a durable aluminum alloy, which makes it durable and comfortable to use.

The steel handle does not heat up when you use the heat diffuser, making it safe as well. This model is versatile and suitable for dishes made of any material.

It is easy to care for: after use, all you need to do is wash it with detergent in running water. The metallic shine and shape of the adapter allow it to look absolutely organic among cookware.

The adapter disc itself is two-layer (steel and aluminum) and has a diameter of 19 cm. The thickness of the disc is only 0.6 cm.

This ensures that the adapter itself and the dishes placed on it are heated quite quickly. The adapter is able to keep the heat for some time after disconnecting the burner, which saves energy.

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You chack also check this review: 7 Best Induction Cookware Sets On The Market

Upromax Induction Embossed Сooktop Converter Disk

Upromax Induction Embossed Сooktop Converter DiskIf you are a happy owner of induction glass-ceramic but do not want to part with your favorite dishes, buy a set of discs with the electric appliance.

It is very easy to use such a diffuser. It is placed on the burner, and on top of it, a container is installed, in which the food will be cooked.

The diffuser is a laminated metal pancake with a total thickness of three millimeters. Usually, it consists of three layers: two ferromagnetic discs hide aluminum pancakes inside.

This design is simple and reliable enough, and thanks to the inner layer, heat is distributed quickly and evenly. The diameter of the disc is available in various sizes. The size is chosen according to the diameter of pots and pans.

It is recommended to use an adapter when the power of the induction cooker is not more than 80%. The dishes on the disc are heated up relatively quickly, as well as from gas.

When cooking, you should consider that the adapter cools down slowly. You can thus leave dishes on it if you need to sink something, or remove them from the cooker immediately so that they do not burn.

You can wash this tool in the dishwasher.  It is suitable for steel, aluminum, enameled dishes.

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FAQ for heat diffuser buyers:

What size heat diffuser do I need?

For a heat diffuser, measure the bottom of the largest pan you will use, and choose the Heat Diffuser that fits. Note that a smaller pan will always work on a larger heat diffuser, but a larger pan may not fit on a smaller heat diffuser.

Can you use a heat diffuser on an electric hob?

A heat diffuser is used to spread heat evenly to the bottom of your pot or pan. This is more so with electric stoves, so a diffuser is a must use when cooking on electric stove-tops, like coil, glass or ceramic cooktops.

Can you use a heat diffuser on a glass top stove?

A great way to cook on a glass top stove and use your cast iron pan is to cook with a heat diffuser. Made with durable metal, heat diffusers can also help protect your glass stovetop from the heaviness and the rough bottoms of cast iron pans.

Do you need special pans for glass top stoves?

The ideal cookware for glass top stoves are ones that have a smooth surface and are not too heavy. When cooking on a shiny glass top stove, not just any type of cookware will do. The materials that don’t work well on glass top stoves are cast iron, stoneware, and other glass or ceramic cookware.