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Hunter Xci Foil Panels

Hunter XCI Panels

Hunter XCI Panels is short for eXterior ContinuousInsulation. Manufactured by Hunter Panels throughout the US this rigid polyiso insulation panel will provide one of the best R-values per inch than any other insulation on the market today. This insulation panel is designed as a continuous insulation within the building envelope. Providing an all round insulated building. The Hunter XCI range includes products such as XCI Foil, XCI 286, XCI Class A, XCI Ply and XCI CG. All of which have been tested to ASHRAE 90.1, IECC, IBC and IRC standards.  

Hunter XCI panels can be used for all types of buildings from residential to commercial to industrial. It is recommended that a professional installs this insulation where possible to ensure that it is installed as per the manufacturers recommendations. Hunter Panels are recognised as one of the finest manufacturers of Polyiso insulation in the market and would be one of the market leaders in Polyiso.

Insulation4US is the only online independent online retailer where you can buy Hunter XCI panels for nationwide delivery. Discounted prices for bulk orders are available upon request and in most cases an expedited delivery can be accommodated via our sales team.


Hunter Xci Foil insulation is the industry leader in Polyiso roof insulation panels. It's unique manufacturing process makes it both, energy-efficient as well as cost-effective. It has long been popular choice of interior wall insulation for commercial and residential application. Xci Foil thermal insulation materials are produced using green material to make it HCFC and CFC free, has zero ODP, and negligible GWP, plus, it's NFPA 285 TEST passed.

Here at Insulation4US, we offer genuine Hunter Xci Foil insulation at a cost-effective price. Shop as per your specific need, we offer Xci rigid boards in varying thickness and R-value.

Get the best insulation material from Insulation4US at a budget-price. We can accommodate bulk order too. Follow us on our social media profiles for seasonal offers and discounts.

Where can Hunter XCI Panels be fitted?

  • External walls

  • Internal walls

  • Crawlspaces

  • Attic spaces

  • Between rafters

  • Above rafters

  • Internal Basement walls

  • Sub floors

  • Ceilings

  • First floors

The above applications are just some but not all the applications in which Hunter XCI panels can be used in. This is a very versatile rigid foam insulation panel that is easy to handle, cut and transport.

How can Hunter XCI panels be cut?

Hunter XCI panels can be cut using a utility knife or even a fine tooth hand saw. It is always recommended to wear a dust mask while cutting Polyiso insulation as it gives off dust particles that can irritate after prolonged exposure. This dust is not believed to be harmful, however it can be annoying if you breath it in so it is best to wear a dust mask.

What is Hunter XCI panels made from?

Xci Foil is an exterior wall insulation panel composed of rigid polyisocyanurate foam core manufactured on-line to reinforced foil facers on both sides. The foil facers act as a reflector for the insulation so to reflect the heat radiation back where it came from, thus keeping the temperature within the building intact.


More on Hunter Xci Foil insulation

Hunter XCI Panels Product Information

Hunter insulation panels are now one of the most versatile products in the field of construction. With the right insulation system, the professional builder can control the temperature level in the interior space of a house. These polyiso panels make a house highly energy efficient. Every panel comprises several layers, and they develop a high-quality material, resisting the transfer of heat. Layers consist of foil facing then your polyiso foam insulation with another layer of foil facing on the other side. So in essence there is foil on both sides of the panel. Several brands have introduced their unique insulation panels similar to the Hunter Panel for example Rmax. Hunter is also one of the brands, that offers different insulation panels for a range of different building envelope applications.

While you are looking for a high-thermal insulation product, Hunter XCI panels are the right choice to you. For constructing a house, thermal insulation plays an important role. It helps in lowering the heat energy consumption, and lower your air con cooling cost. It also makes your house more favorable and comfortable for living while assisting in maintaining a consistent ambient temperature. While you have thermally insulated a space, you will be able to reduce the thermal loss or gain depending on the climate in which you live in. Thus, allowing much greater control on room temperature. A saving of up to 50% can be achieved when using Hunter Panels within your wall, floor and roof space

Now, let us talk about Hunter thermal insulation panel, Xci CG. This panel is made of a closed cell with a core, designed with polyisocyanurate foam. On two sides of the product, you can find glass facers for a high standard of performance.

Where to use Hunter XCI Panels-

You can use XCI CG for the walls of commercial buildings to insulated the whole building envelope. This is the most efficient way in which to insulate a building as there are no gaps and the insulation is consistent all around the whole building. However, constructors can also apply it for steel stud, wood framing, masonry cavity walls and CMU. The insulation panel is applicable for both interior and exterior walls.

Xci CG works perfectly with fiber cement, wood, aluminum, vinyl and various hardboard sidings. Please contact our office for further advice on different siding options for interior and exterior applications.

Advantages of using polyisocyanurate foam in your walls-

We have already said that Hunter Panels has used polyisocyanurate foam for its insulation products. This Polyiso presents you with several benefits. It is very durable and has a high thermal resistant capacity. R-values for this component are high when compared to similar thickness of products like Mineral wool or Glasswool. That is why Polyiso panels have become very popular.

  • Fire Performance – XCI Class A Hunter Panels have got a Class A fire rating.
  • Price - The use of Polyisocyanurate has made Hunter Panels’ product highly affordable.
  • Shipping - Insulation4US delivers all Hunter Panels nationwide across the US  .
  • Compression and moisture resistance – As one of the closed cell components, the insulation panel will not trap water. You will be able to retain the structural integrity and thermal performance of this insulation throughout for many many years.

The compressive capability of all Hunter Panel boards is very high. As a result there are a multitude of applications in which this can can be used in (Floors, Walls, Roofs, Full building envelope).

No negative effect on the environment-

Safety is another factor to assess the standards of insulation panels. GWP or Global Warming Potential is one of a concern to the environment. The insulation panel manufacturers are now trying to offer the safest product possible. Hunter XCI panels have a 0% GWP. Manufacturers are manufacturing insulation materials that are effective at preventing climatic change and saving energy. As a long terms strategy goes this is a sound one.

Mold resistant features of the panels-

Moisture and mold growth are the common issues to a building. The presence of mold also causes various health problems and respiratory disorders. It is always better to invest in mold resistant products for preventing any damage to the structure. Hunter XCI panels also, you will find have special traits to resisting the growth mold etc.

Tips for installing the insulation board-

You must know the right technique when installing this rigid insulation panel. Xci CG does not act as any structural sheathing. You must attach cladding to the outer side. It is also essential to follow the local codes and rules at the time of installing the panel.

To know about the need of attachments, you must follow the manufacturers instruction. Some adhesives or fasteners are essential for fitting these insulation products correctly and all products required to assist in the installation are available on our website. For instance, you may use the adhesives for Handi-Foam for example.

When installing Xci CG its important that the cladding is installed soon after. At this time, you have to apply a building wrap to your panel then the cladding. You may use the unfaced Hunter panel with a waterproof tape. You must not keep the Xci CG uncovered for longer than several months. The right level of protection is highly essential to get the best result. As the panel size is quite big and also light, you will be able to install it quickly and easily.

Hunter Xci 286

Xci 286 is another product from Hunter Panels. This is a highly durable foam insulation, offering great energy-efficiency capabilities. This product is made of polyisocyanurate foam, and you may apply it for almost all interior retrofits. You will also be able to use it for ceilings in industrial, residential, metal and commercial buildings. On both sides, there is a reinforced foil. At one of the side, you will find a reflective surface, while the other one is white. You can leave any of these sides uncovered.

 We have talked about Hunter Xci CG, XCI 286 and the standard XCI Foil boards. Read the above article in detail to ensure you are selecting the correct insulation for your needs. Its also recommended that you hire a professional for installing the panels to get the most from the insulation.

If you require this insulation feel free to contact us and one of our agents will be more than happy to assist you or place your order online and your insulation will arrive to you in 3 to 5 days after ordering.


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