Weak WiFi signals can be a problem in places like homes or offices that are made of thick concrete.

A normal router won’t work for these types of buildings, so you might need the best mesh wifi system to penetrate through solid materials and provide coverage throughout your home!

Mesh WiFi Systems offer a great way to ensure total coverage throughout your home, especially in areas that don’t receive excellent signal quality.

A mesh system consists of multiple units which can be placed anywhere within the house and will extend an internet connection from one point to another, often located near windows or other large opened spaces to ensure internet coverage throughout the house.

Top 5 Mesh Wifi For Thick Walls

  • Netgear Orbi Mesh Wifi 6 System
  • TP-Link Deco M5 Plus
  • Eero Mesh Wi-Fi System
Netgear Orbi Mesh Wifi 6

Netgear Orbi Mesh Wifi 6

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TP-Link Deco M5 PlusCheck Price
TP-Link Deco S4Check Price

Best Router For Old House With Thick Walls

Netgear Orbi Mesh Wifi 6 System

Netgear Orbi Mesh Wifi 6 System

One of the most powerful whole-home wireless network systems is this mesh product.

It’s expensive, but if you have good internet and want a signal that can penetrate through thick concrete walls then it might be what you’re looking for!

Netgear Orbi is a new networking device that promises enhanced WiFi speeds. The Netgear Orbi is a great choice for those looking to build their own mesh networking system. It’s one of the most expensive products on the list of best mesh wifi routers for thick walls, but its strong signal and an extra layer of security make it worth every penny!

The Netgear orbi is most definitely a game-changer. The device has a powerful mesh wifi 6 system and a dedicated backhaul. It becomes a perfect fit to eliminate any dead zones across a house with thick walls making it better than a standalone router.

With Netgear Orbi Mesh Wifi, you can stream all your favorite shows and video calls seamlessly without any buffering or drop-offs.

With its Tri-Band Mesh technology, Netgear Orbi is able to provide more efficient data transmission which results in faster WiFi performance. This device connects to your existing cable modem and replaces the need for a WiFi router.

It consists of two units, one called a router and another satellite unit for better coverage in your home or office space with its unique design. ( You May Also Like Can You Use Mesh Wifi With Existing Router? )

It has an easy-to-use parental controls feature that allows you to pause internet access, add filters, and view site history. With its truly amazing performance, it also comes with a 1-year warranty.

With Netgear Armor, your devices are protected from threats in any form!

The device has a single LED band that blinks white when starting up, blue while connected to the data network. When offline? The light turns purple and requires attention from you!


  • Fast internet speed
  • Parental control
  • Allow connection of up to 100+ devices
  • Strong signal strength


  • Bit expensive

Best Router For Thick Walls

TP-Link Deco M5 Plus

TP-Link Deco M5 Plus

If you are looking for a mesh system to eliminate your traditional router setup, the TP-Link Deco M5 is a perfect option.

It is loaded with features such as malware and virus protection, QoS options, and robust parental controls, providing solid performance across a thick-walled house.

TP-Link’s M5 Plus is a great deal for its price. It has an antivirus subscription and guest Wi-Fi, making it easy to create lists of who can access what when you’re not home or connected in multiple locations throughout your house!

You also get three compact routers that only take up 40 mm of space, perfect if your router placement space isn’t too big.

With Deco M5, you can get a fast and stable connection with speeds up to 1267Mbps. You can ensure that every corner has a strong signal and fast download speed.

You can extend your network with additional routers by tapping ‘Add’ on the app. { You May Like What Is SSID? [ Service Set Identifier ] )

It will do all of that pesky work for you, and it has excellent parental controls which let’s use limited internet time during weekends or school days depending on what we want!


  • Reliable internet coverage
  • Internet limiter
  • Easy to set-up


  • It may provide slow performance sometimes

Best Mesh For Thick Walls



The TP-Link Deco S4 is a great choice for those who live in thick walls or have concrete floors. It is a perfect choice for those who want to install an affordable, high-quality wireless system in their home.

Deco S4 can provide a lag-free connection for over 100 devices. It provides a high speed of up to 1167 Mbps. It is most definitely the best fix for providing high-speed internet and fixing the dead zones once and for all across a thick-walled house.

With its two fast Ethernet ports, it can support up to 5500 sqft with ease and provide an excellent signal range, thanks to the mesh technology that enables increased coverage.

The deco mesh network supports seamless roaming, auto-detects your device as you move around, and enables the node according to its needs.

It has an intelligent speed system that can detect the bandwidth needed by each connected client with ease! Plus it supports up to 100 devices per installation for wide coverage. ( Read Also Tri-Band Routers vs Dual-Band Routers [ Differences ] )

This parental control software allows you to block websites that are not suitable for children.

You can also monitor what your child is doing on their computer using this device’s built-in tracking system, which will allow you to protect them from any harm or exposure before it becomes too late!

The product comes fully compatible with Amazon Alexa for voice command purposes as well.


  • Mu-Mimo Technology
  • Antivirus
  • Built-in Firewall
  • Long-range internet coverage
  • Parental Control


  • Wifi-6 technology absent

Best Mesh Wifi For Plaster Walls

Eero Mesh Wi-Fi System

Eero Mesh Wi-Fi System

The Eero Mesh Wi-Fi system is an excellent choice for those looking to improve their internet connection.

It’s reliable, inexpensive, and will get you through most obstacles without issue!

In addition, its networks can extend throughout the house.

The extender is perfect for people who want to expand the range of their Wi-Fi internet connectivity.

With its Alexa integration and a more defined mobile app, the Eero delivers a reliable connection to every corner of a thick-walled house.

Eero is a mesh system designed exclusively for your thick-walled house if you want a strong connection along with Amazon Alexa to pause connection and locate a connected device.

You can connect up as many devices simultaneously and still receive high speeds from just one unit!

You can add additional extenders for $99, and they are super easy to set up. After you download the app (which might take around 5 minutes), verify your email in order to make sure everything goes smoothly!.

In the settings, you can add an additional extenders to enhance your internet signals.


  • Easy to set-up
  • Long-range
  • Allow additional extenders attachment


  • Doesn’t connect with Alexa

Best Wifi Extender For Stone Walls



Meshforce M7 is the latest mesh wifi router system to hit our shelves.

The design of this device has been seen before in some other products, but that doesn’t make it any less unique!

Its sleek white cylindrical nodes are surrounded by silver decorations on top and front sides where an LED indicator glows green underneath their brand logo.

It has a high-speed gigabit WAN port, and two fast LAN ports.

When the connection isn’t so great or if there’s no network found at all then the light on LED turns red to let you know it needs some attention!

M7 tri-band will revolutionize the way you use the internet at home. It has many features that include SSID broadcast, beamforming, and smart QoS.

Moreover, it has great parental controls and a dedicated backhaul making it a high-range mesh network which contributes greatly in it being great mesh wifi for a thick-walled house.

Each of the nodes is equipped with a dual-core CPU combined with 256MB RAM. It has four inbuilt high-range antennas.

It has  MU – MIMO (simultaneous data streaming) and beamforming technology, which helps WiFi signals reach from the thick walls of each device!

Mesh force M7 provides a seamless wifi connection for all your devices, no matter where they are in the house. With its built-in firewall protection and multiple nodes that can be added to extend the range if needed (up to 6000 sqft!).

This mesh system is perfect whether you’re looking for large area coverage or top performance!


  • Malware protection
  • Beam-form technology
  • Extendable
  • Help signals penetrate through walls


  • Build-quality not so good

Which Mesh Wifi You Should Buy?

There are a variety of mesh wifi systems available, and they all perform similarly. You’ll have to decide which one works best for your needs. Whether you need speed or range or affordability. ( For more precise decisions while buying mesh wifi read How To Choose A Mesh Wifi System? )

Frequently Asked Questions ( Best Mesh Wifi For Thick Walls )

Can Mesh Wifi Go Through Walls?

When WiFi signals cannot penetrate a wall, using a Mesh wifi system will help strengthen your connection. Wifi signals can’t penetrate through the walls, so you need a mesh network that helps you pass your internet signals through thick walls.

Do thick walls affect wifi signals?

Yes, thick walls affect wifi signals. Thick walls reduce the penetration of wireless communication which means less power in your device to transmit data back from its location.

This might cause connection issues or slow download speeds depending on how thick the wall is.

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