[Top-Rated 5] Best Grill Mat For Composite Deck or Trex Deck

Best Grill Mat For Composite Deck

A grill mat which looks like a simple piece of rubber or plastic helps in preventing damages to your deck.

When you are having BBQ parties or grilling food with your friends, such accidents can happen when you’re not using a grill mat for deck.

Even though the idea of using a mat doesn’t feel that appealing but if your deck is damaged, it might become expensive for you to get the deck repaired.

So, in simple words the best way to avoid this problem is to find the best grill mat for composite deck or the trex deck.

What is a Grill Mat and Why Should you Use It?

The purpose of a grill mat for deck is to protect your deck from stains and grease. Because you may have spent enough for your deck (composite or trex), the deck needs at least some maintenance to keep it in good shape. 

Placing a mat under your grill protects it from damages the grill might cause to the deck if you do not have a grill mat. Even small damages can include grease or oil stains which can make the cleaning really challenging.

Best Grill Mat For Composite Deck:

Here are some best grill mats for composite deck to protect your deck while you enjoy BBQ parties with friends:

1. GrillTex Under the Grill Protective Deck and Patio Mat

GrillTex Under the Grill Protective Deck and Patio Mat

whether it is a charcoal grill, ceramic or oil fryer; this grill mat is the right thing you need. With the measure of 36 by 50 inches this mat keeps your composite deck clean from spills or splatters and remains durable.

Not only that, it keeps other places safe including; patio, garage or different decks. This grill mat is heat resistant for up to 500 F degrees. 

When it comes to cleaning, all you need is only soap and water.


Better protection against splattering and spilling.

The texture of the mat is easy to clean.


Because it is the rubber mat, which means grease can make it a bit slippery. Whenever grease falls on it, make sure you clean it off or do not step on the mat.

A few people who have used it have got their deck discolored.

2. MAYSHINE Grill Mat BBQ Floor Mats for Gas or Electric Grill

MAYSHINE Grill Mat BBQ Floor Mats for Gas or Electric Grill

The good thing about the mat is it stays in place being round in shape it makes your grill look beautiful on it. This mat measures 38 inches and is non-slip and waterproof. Because it is stain-resistant it keeps your deck or patio clean. 

Not only that, the mat is also easy to clean by using soap and water. Its fabric is flame retardant making it great for long use. When the size is not right, you can easily cut it to different sizes or shapes. 


With its good size and material it protects your deck from spills and splatters of oils and grease. 

It works with most fire-pits too.


A few people experienced problems with its quality, you should not use it on the grass.

3. Z GRILLS Under The Grill Protective Deck and Patio Mat 

Z GRILLS Under The Grill Protective Deck and Patio Mat

This polyester fiber grill mat is long lasting and can withstand spills and mess which can splatter from the grill. This mat measures 36 by 48 inches and stays in place under the grill. 

And when it isn’t in use, you can roll up easily and store in a compact size. Not only that, the cleaning of this mat is easy with soap, water or even the garden hose if available.


It is a durable and light-weight mat.

Folding the mat is easy.


Didn’t find any.

4. Fasmov Under The Grill Protective Deck and Patio Mat

Fasmov Under The Grill Protective Deck and Patio Mat

This grill mat is made of PVC free fabric which collects and absorbs the liquids and prevents these from touching the deck. It has charcoal color which looks great for almost any grill.

Easy to use and easy to roll when not in use.


The size is larger than many other mats, making it good to protect your decks.

It is durable for longer use.


Some people think it is thinner than usual.

5. KINGXBAR Protective Grill Mat

KINGXBAR Protective Grill Mat

Because this mat is made of flame retardant material, it makes grilling much better and it also absorbs oil or grease. Doesn’t matter what kind of deck it is; it works great for almost any deck. The deck material can be either brick, wood, slate cement or the stone. 

It also works with charcoal kettle grills, smokers, fryers and more.


It is durable and quality is good.

The size is really good to protect your deck from the grill stains.


Didn’t find any.

What are Some Factors of a Good Grill Mat for Composite Deck?

It doesn’t take long to find a mat for under grill, but it should meet some factors which we will talk about below:

The Texture Should be Anti-Slip:

If it is a common household mat, the slip-proof texture isn’t the big concern. But if the mat is for the BBQ grill, you should know about the potential harm it might cause to someone next to the grill.

That includes; damage from heated food which can cause injuries and objects to fall on the deck can also count. So, you should make sure the mat is slip proof.

The Mat should be absorbent or spill-proof:

While grilling the food, some common things which might occur include; grease splatters which may fall on the mat. Now if it happens, your grill mat should be absorbent enough so the grease doesn’t go through the mat. 

Otherwise it should be a spill-proof mat which can hold the grease to solve this problem. 

Should Work in Different Weathers:

Because the grill would be placed outside also means the mat is outside with it. Now it should be able to resist weather changes and shouldn’t be affected.

Finding the Right Size of the Mat:

Some people would like to find the grill mat with exact dimensions of the grill. However, it should be larger than the grill to cover enough area around it to protect it from grease splattering. Moreover, if the mat is bigger, it can protect the deck from spills much better as compared to the smaller mat would. 

The Grill Mat Should Resist Heat:

Grill gets hotter at times, so the mat should resist its heat rather than getting worse. It should be heat resistant and can handle enough heat.


So in this article you learned about best grill mats for composite deck, and what to look for when finding it. If you have any questions, please do ask.