Is Expol insulation any good?
Here’s what one of our installers had to say: “Expol underfloor insulation is a reasonably priced, clean, easy to cut and super-easy to install insulation product. Practically anyone should be able to install it, providing there is adequate access.”
What R value is Expol?
At a thickness of 50mm, EXPOL ThermaSlab S delivers an R-value of 1.32 and ThermaSlab H delivers an R-Value of 1.39. An exceptionally durable product, EXPOL ThermaSlab (EPS – Standard Expanded Polystyrene Sheet) does not require maintenance or replacement.
What is Expol polystyrene?
4 White Underfloor Insulation is rigid Expanded Polystyrene panel designed to fit between the joists under a timber floor. It is used in normal urban home environments. It is ideal to use in personal houses or properties which are tenanted.
Can you use Expol in walls?
Resistant to moisture, EXPOL Platinum Board (Graphite Infused – Premium Expanded Polystyrene Sheet) is an excellent choice for wall cavities as it does not allow moisture to transfer from the exterior cladding to interior wall linings.
What is a good R-Value for home insulation?
Typical recommendations for exterior walls are R-13 to R-23, while R-30, R-38 and R-49 are common for ceilings and attic spaces. See the Department of Energy’s (DOE) ranges for recommended levels of insulation below.
Can Expol insulation get wet?
5.2 EXPOL Underfloor Insulation is able to get wet before the installation process, but it is recommended that the product is dry during installation against the underfloor or before flooring is fitted.
Which underfloor insulation is best?
EPS sheets, fully known as expanded polystyrene sheets, are one of the best floor insulation materials. They are easy to install and they have a high insulation value. Insulation boards have to be fixed on an even ground and they are pressure-resistant, so the floor won’t crack or collapse.
Can EXPOL insulation get wet?
What insulation should I use for block walls?
Insulating polystyrene block walls Polystyrene block construction uses polystyrene as a permanent formwork for structural concrete walls. The double layer of polystyrene provides a high level of insulation.
What is the cheapest insulation per R-value?
Rigid Foam Board
| Insulation | R-Value | Average Cost |
|---|---|---|
| Fiberglass (batt) | 3.14 | $0.50 to $1.50 per square foot |
| Cellulose (blown-in, attic) | 3.7 | $0.60 – $2.30 per sq foot |
| Mineral Wool (batt) | 3.14 | $0.50 to $1.50 per sq foot |
| Rigid Foam Boards (Polystyrene) | 4-5 | $0.25 to $0.50 per board foot |
What is the best underfloor insulation Australia?
Best Underfloor Insulation Brands in Australia
- Knauf Earthwool Insulation.
- Bradford Polymax Insulation.
- Bradford Optimo Insulation.
- Foilboard Insulation.
- Kingspan Air-Cell Insulation.
How thick should my underfloor insulation be?
The U-value is a measure of how quickly heat will travel through the floor. To achieve this standard, you will normally need at least 70mm of high-performance foam insulation, or 150mm of mineral wool, but this will vary depending on floor type, shape and size.
What thickness of insulation do I need for my floor?
The key is that you’ll want your insulation to be at least two inches thick unless it’s an insulation type with a high rating.
What is the best way to insulate concrete block walls?
The simplest and most affordable method of insulating the interior of a block wall is to install rigid foam board insulation. Available in large, three-by-five or four-by-eight sizes, the panels are lightweight and held in place with special foam-safe glue.