R-Max
RMax Thermasheath 4ft x 8ft Polyiso Rigid Foam Insulation Board - All Sizes
RMax Thermasheath 4ft x 8ft Polyiso Rigid Foam Insulation Board - All Sizes
SKU:566847-Zone1
Est Delivery between 6th Feb and
12th Feb.
How much will I need?
We recommend adding 10% of additional product to the calculation to account for errors, damages, and obstacles in your project
Couldn't load pickup availability


Product Information
Delivery Zone | States |
---|---|
1 | Arizona, California, Idaho, Nevada, Oregon, Utah, Washington, Montana, New Mexico, Wyoming, Colorado |
2 | Georgia, Alabama, Mississippi, Tennessee, Kentucky, Florida, South Carolina, North Carolina, Ohio, Indiana, Illinois, Michigan, Wisconsin, West Virginia, Virginia, Pennsylvania, Maryland, Delaware, New Jersey, Connecticut, Massachusetts, Rhode Island, Maine, New Hampshire, Vermont, New York |
3 | Louisiana, Texas, Oklahoma, Missouri, Minnesota, North Dakota, South Dakota, Nebraska, Kansas, Arkansas, Iowa |
Rmax Thermasheath-3 is an energy-efficient thermal insulation board composed of an environmentally sound closed-cell polyisocyanurate (polyiso) foam core bonded to reinforced aluminum foil facers on each side.
This insulation is suitable for use in walls, ceilings and some limited roofing applications in new construction for commercial, residential, agricultural and industrial buildings and in thermal retrofit construction within existing buildings.
Thermasheath-3 is available in 1/2" to 4-1/2" thicknesses, as well as, several different lengths.Thermasheath-3 is ENERGY STAR approved.
Thickness | Sq Ft/Pallet | Sheets Per Pallet | R-Value | Minimum Order |
---|---|---|---|---|
0.5" | 3072 | 96 | R3.2 | 1 Pallet |
0.75" | 1920 | 60 | R5 | 1 Pallet |
1" | 1536 | 48 | R6 | 1 Pallet |
1.5" | 1024 | 32 | R9.6 | 1 Pallet |
2" | 768 | 24 | R13.1 | 1 Pallet |
2.5" | 608 | 19 | R16.7 | 6 Pallets |
3" | 512 | 16 | R20.3 | 6 Pallets |
3.5" | 416 | 13 | R23.9 | 6 Pallets |
4" | 384 | 12 | R27.4 | 6 Pallets |
4.5" | 320 | 10 | R30 | 6 Pallets |
Other Related Products
Here are the other sheathing products available at Roofing4us.com:
Dow Thermax Sheathing 4' x 8' Polyiso: A polyisocyanurate foam insulation board with a foil facing on both sides, ideal for use in walls, roofs, and foundation applications.
RMax Durasheath-3 Insulation Board 4ft x 8ft: A rigid foam insulation board made from a closed-cell polyisocyanurate foam core bonded to a fiberglass-reinforced facer, designed to provide excellent thermal insulation for walls and roofs.
Frequently Asked Questions
What is the R-value of this insulation board? The R-value of the RMax Thermasheath insulation board varies based on the thickness of the board. The 1-inch board has an R-value of 6, the 1.5-inch board has an R-value of 9, and the 2-inch board has an R-value of 12.
What are the dimensions of the insulation board? The RMax Thermasheath insulation board measures 4 feet by 8 feet
Can this insulation board be used for exterior walls? Yes, the RMax Thermasheath insulation board can be used for both interior and exterior walls.
Is this insulation board suitable for use in areas with high moisture levels? Yes, the RMax Thermasheath insulation board has a moisture-resistant facer that makes it suitable for use in areas with high moisture levels.
Can this insulation board be cut to fit specific sizes? Yes, the RMax Thermasheath insulation board can be easily cut to fit specific sizes using a utility knife or saw.
Customer Feedback
The RMax Thermasheath Polyiso Rigid Foam Insulation Board is an excellent product that provides superior insulation for various applications, including roofs, walls, and foundations. The product is made from high-quality polyiso foam, which makes it lightweight and easy to install. Additionally, the product has a high R-value, which means that it provides better insulation than other traditional insulation materials.
One of the most significant advantages of this product is its energy efficiency, which can help reduce energy consumption and save money on utility bills. The insulation board is also durable and resistant to moisture, making it an ideal choice for areas prone to moisture damage.
Overall, the RMax Thermasheath Polyiso Rigid Foam Insulation Board is an excellent choice for anyone looking for an efficient and effective insulation solution for their building. It is easy to install, energy-efficient, and durable, making it a great investment in the long run. Highly recommended!
Technical Specifications
Brand | R-Max |
Material facing | Foil-Faced |
Material type | Polyiso |
Product length | 96" |
Product type | Rigid Board |
Product width | 48" |
Datasheets
Delivery Information
Est Delivery between 6th Feb and
12th Feb.
Delivery will always take place on a weekday (Mon - Fri excl. public holidays).
An exact shipping charge will be calculated at checkout based on your order and location.
For more information on shipping view our delivery info page.
Frequently asked questions
Can you help me pick the right materials for my project?
Yes, of course!
Our team is ready to assist you with any questions and queries you may have.
Just reach out to us via any of the following methods:
Call us: 281-657-1443
Email us: sales@4us-group.com
or click the Livechat tab at the bottom of your screen.
How do I track my order?
As soon as your order is dispatched, you'll receive a dispatch email with delivery dates and details for your order.
If you require an update on your order, you can email deliveries@4us-group.com with your order number for assistance.
Can I order now and pay later?
Yes, we offer a variety of flexible payment options to all our customers.
When checking out online, you'll be able to avail of multiple buy now, pay later options with ShopPay, Klarna or PayPal.
The flexible payment options available to you at checkout will be based on the total value of your order.
For B2B customers, you can apply for a 30-day trade credit account, and you'll also unlock:
- Dedicated trade pricing
- Loyalty points and rewards
- A dedicated account manager
I have a large-scale project, can I get a quote?
Yes, if you are carrying out a construction project that requires a large quantity of materials, email sales@4us-group.com with the following information and we will get back to you with your very own bespoke price quote:
- Delivery postcode and address
- Mobile number
- Company name
- A list of required materials and their quantities
Can I open a pro contractor account?
Yes! Pro contractors can open a B2B account to unlock bespoke pricing, B2B discounts, trade credit, loyalty points, and a dedicated personal account manager.
You can learn more here: Open a pro contractor account
Can I cancel or amend my order after placing it?
Yes, if your order has not yet been processed for dispatch, cancellation/ amendments should be possible.
Our team works quickly to get your order delivered as soon as possible so it is likely that your order will be processed for dispatch within 2-3 hours of purchase.
Contact us immediately via sales@4us-group.com or call 281-657-1443 during opening hours.
If you wish to amend your order after it has been processed by our team, it will be treated as a return or a separate new order.
Read more: Returns