There is one thing almost every citizen in Karachi agrees on, which is the unbearable torment of heat. As the global climate continues to change, summers are becoming even more insufferable. Because of this, the use of air conditioners is increasing, but they are not a very affordable option. And at some point in almost every household, the constant use of air conditioning starts to put serious pressure on the budget.
This is exactly why many citizens now choose to get their homes heat-proofed before summer reaches its peak. By using heat proofing methods in Karachi, homeowners add protective layers that reduce the amount of heat entering the house, especially through the roof and walls.
When it comes to heat proofing, there are two main types: traditional and modern methods. To understand which one is truly the better option, it’s important to first find out the details of both.
Understanding Heat proofing methods in Karachi
Heat proofing is the process of applying protective materials to a building (mainly the roof) to reduce the amount of heat that enters the interior space. These methods either reflect sunlight away from the surface or slow down the heat from getting into the structure.
There are two main types of heat proofing methods in Karachi Old vs new insulation techniques . Since we are focusing on cost-effective heat proofing in Pakistan, let’s take a look at both options and then decide which one is most suitable for you.
Traditional Heat Proofing Methods
Traditional heat proofing is the oldest and most budget-friendly option people in Karachi have been using for years. These methods rely on simple, locally available materials instead of chemical coatings or advanced systems.
Common Traditional Methods
- Rock and Slag Fill: This method involves spreading small rocks or construction waste material over the roof surface. But it adds weight to the roof and can make cleaning or maintenance difficult.
- Cardboard Layers: In this method, thick cardboard sheets are placed over the roof and sometimes covered with plastic or mud. It is lightweight and often made from recycled materials. Not very durable and can get damaged by rain or moisture.
- Hollow Bricks or Poured Concrete: This method uses hollow bricks placed upside down on the roof or an extra layer of concrete to create air gaps. It is usually done during construction or renovation.
Cost Analysis
Traditional heat proofing is considered cheap because upfront cost is usually under PKR 20 per square foot (including labor). And the materials are affordable and locally available.
Pros & Cons
Here are the pros and cons of traditional heat proofing methods in karachi:
| Pros | Cons |
| Budget-friendly | Less effective in extreme heat |
| Easily available materials | Requires more roof load |
| Simple installation | Shorter lifespan |
In short, traditional heat proofing is suitable if you want a low-cost solution, but it may not provide the strongest protection against Karachi’s extreme heat. As these methods do not reflect UV rays.
Modern Heat Proofing Methods
Modern heat proofing is the newer way to keep your home cool. It uses chemical coatings and engineered insulation materials to block heat. These solutions are usually applied by professionals and are designed to last longer and also reduce electricity bills.
Common Modern Methods
- Liquid Thermal Paints / Coatings: This is a heat-reflective paint applied directly on the roof. Reflecting 85–90% of sunlight, which keeps the roof cooler. Easy to clean and long-lasting compared to traditional layers.
- Foam Boards (EPS, XPS, PIR): Foam boards are proper insulation sheets placed over or under the roof. They have high “R-values,” meaning they are excellent at stopping heat transfer.
- Insulation Sheets / Membranes: These are special sheets or membranes installed either above or below the roof slab. They create a thermal barrier that slows down heat entry.
Cost Analysis
Modern heat proofing costs more upfront but lasts longer and works better.
- Thermal Paints/Coatings: PKR 40–150 per sqft (PKR 4,000–5,000 per 5kg bucket)
- Foam Boards (EPS, XPS, PIR): PKR 480–600 per 8×4 ft sheet
- Insulation Sheets/Membranes: Around PKR 100–150 per sqft
Pros & Cons
Here are listed the pros and cons of modern heat proofing methods in Karachi:
| Pros | Cons |
| High heat reflection | Expensive initially |
| Saves electricity | Requires professional application |
| Long-term durability | |
| Lightweight options available |
As you can see, modern heat proofing may cost more at start, but it pays off in comfort. That is why it is a long-term investment for Karachi homes. That is why many citizens choose to go with modern methods.
The question is: where can you get it done professionally, since you are paying that much and need a service that does justice to your roof.
Where to Get Modern Heat Proofing Done in Karachi?
If you’re looking to get modern heat proofing done the right way, you can rely on Brooks Chemical Services. We are a trusted name in Pakistan and focus only on modern, professional solutions, not the old low-tech stuff.
Brooks can help with reflective thermal paints and coatings, insulation sheets and membranes, and even roof waterproofing with heat proofing. Everything is installed by professionals, so it actually works
Now that you understand the difference between traditional and modern heat proofing methods in Karachi, the choice is clear. Don’t wait for the summer to make your home unbearable. Modern heat proofing works best when done professionally, and all our services are carefully carried out to satisfy our customers. Instead of trying DIY solutions, hire experts, protect your home, and stay cool this summer. Contact us now to avail our services.
