Hempitecture
HempWool R7 Hemp Insulation - All Sizes
HempWool R7 Hemp Insulation - All Sizes
SKU:216-HWR716FP
Est Delivery between 6th Feb and
12th Feb.
The option you have selected may be in short supply. To make an enquiry please call us on 786-224-0029 or email us at sales@4us-group.com.
How much will I need?
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
Product Information
HempWool R7 Hemp Insulation is a revolutionary, eco-friendly insulation material, boasting an exceptional blend of 90% natural hemp fiber and 10% polymer fiber. With a standard R-value of 3.7 per inch, it competes with traditional insulation products in thermal resistance, while offering unique environmental benefits.
Key Features:
- Density: 2.81 lbs/ft³ (45Kg/m³)
- Thermal Conductivity: 0.040W/m.K
- Thermal Resistance: R3.69/inch, providing excellent thermal efficiency
- Vapor Permeability: 0.647 Perms (37ng/Pa.s.m²), ensuring superior humidity management
- Ignition Time: 6.67 sec, treated with biobased, non-toxic fire retardants for increased safety
- Heat and Smoke Release Rates: Low, contributing to overall safety
- Environmental Benefits: USDA Certified Biobased Material with 89.9% organic carbon content. It contributes to the reduction of greenhouse gases and is free from VOCs and Red List Chemicals. An Environmental Product Declaration is forthcoming in 2023.
- Hygrothermal Behavior: Maintains efficiency despite moisture, offering a competitive advantage over inorganic fibers.
- Phase Shift Regulation: Provides up to 10 hours of heat retention for 7.5 inches of insulation, enhancing thermal efficiency.
- Dimensional Stability: High mechanical strength prevents sagging or settling post-installation.
Applications:
HempWool is ideal for exterior walls, floors, ceilings, and more, offering improved air quality and acoustic comfort. It's particularly suited for eco-conscious construction projects seeking sustainable, high-performance materials.
Installation and Safety:
HempWool is designed for easy friction fit between wooden or steel frames. It's safe to handle, causing no skin irritation, though dust masks and eye protection are recommended during installation. Panels are shrink-wrapped with compostable plastic film for safe delivery and storage.
Certifications and Standards:
- ASTM C209, E96, C518, E1354
- Currently under evaluation for ICC-ES International Code Compliance (2023)
Pros & Cons
Pros
- Eco-friendly composition with 90% natural hemp fiber and 10% polymer fiber, making it a sustainable choice.
- Competitive R-value of 3.7 per inch, on par with traditional insulation materials in thermal resistance.
- High vapor permeability (0.647 Perms) ensures superior humidity management, enhancing building comfort.
- Low heat and smoke release rates contribute to overall safety in the event of a fire.
- USDA Certified Biobased Material with significant organic carbon content, reducing greenhouse gases and free from VOCs and Red List Chemicals.
- Maintains efficiency in the presence of moisture, an advantage over inorganic fibers.
- Suitable for a variety of applications including exterior walls, floors, and ceilings, especially in eco-conscious construction projects.
- May have a higher upfront cost compared to traditional insulation materials, affecting budget considerations.
- Currently under evaluation for ICC-ES International Code Compliance (2023), which may limit its immediate acceptance in some jurisdictions.
Frequently Asked Questions
HempWool R7 is primarily made of 90% natural hemp fiber and 10% polymer fiber, offering a sustainable and eco-friendly insulation option.
With an R-value of 3.7 per inch, HempWool competes effectively with traditional insulation materials in terms of thermal resistance.
Yes, HempWool is designed for easy friction fit between frames and is safe to handle, causing no skin irritation. However, dust masks and eye protection are recommended during installation.
HempWool is versatile and ideal for exterior walls, floors, ceilings, and more. It's particularly suited for eco-conscious construction projects, but currently under evaluation for ICC-ES International Code Compliance (2023).
HempWool is a USDA Certified Biobased Material with a high organic carbon content. It contributes to reducing greenhouse gases and is free from harmful VOCs and Red List Chemicals.
Its high vapor permeability (0.647 Perms) ensures superior humidity management, and it maintains efficiency despite moisture, giving it an advantage over inorganic fibers.
Yes, HempWool is treated with biobased, non-toxic fire retardants, which provides increased safety with a longer ignition time of 6.67 seconds.
HempWool meets standards such as ASTM C209, E96, C518, E1354, and is currently under evaluation for ICC-ES International Code Compliance.
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View Product »Technical Specifications
| Average heat release rate | 5.74 (BTU/s/ft2) |
| Brand | Hempitecture |
| Density of insulation | 2.81 lbs/ft3 / 45Kg/m3 |
| Heat release maximum rate | 10.98 (BTU/s/ft2) |
| Ignition time | 6.67 sec. |
| Length | 48" |
| Thermal conductivity | 0.040W/m.K |
| Thermal resistance | R3.69/in |
| Thickness | 2" |
| Total heat release | 642.8 (BTU/s/ft2) |
| Total smoke release by surface unit | 217.26 (ft2/lb) |
| Vapor permeability | 0.647 Perms / 37ng/Pa.s.m2 |
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 insulation 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: 786-224-0029
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 786-224-0029 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