RMax Durasheath®3 4ft x 8ft Insulation Board - All Sizes
RMax Durasheath®-3 is an energy-efficient insulation board built for exterior walls and building envelopes. With a closed-cell polyiso core and inorganic polymer-coated glass fiber mat facers on both sides, it delivers reliable thermal performance and durability—yes, your walls can be serious about insulation without the attitude.
Key Features & Design
- Core & Facers: Closed-cell polyisocyanurate (polyiso) foam core bonded to inorganic polymer-coated glass fiber mat facers on each side.
- Board Size: 4 ft x 8 ft boards (title reference) for quicker, fewer joints on large projects.
-
Thicknesses & R-values:
- 0.5" — Sq Ft/Pallet: 3072; Sheets Per Pallet: 96; R-Value: R3; Minimum Order: 6 Pallets
- 0.75" — Sq Ft/Pallet: 1920; Sheets Per Pallet: 64; R-Value: R4.5; Minimum Order: 6 Pallets
- 1" — Sq Ft/Pallet: 1536; Sheets Per Pallet: 48; R-Value: R6; Minimum Order: 6 Pallets
- 1.5" — Sq Ft/Pallet: 1024; Sheets Per Pallet: 32; R-Value: R9; Minimum Order: 6 Pallets
- 2" — Sq Ft/Pallet: 768; Sheets Per Pallet: 24; R-Value: R12.1; Minimum Order: 6 Pallets
- 2.5" — Sq Ft/Pallet: 608; Sheets Per Pallet: 19; R-Value: R15.3; Minimum Order: 6 Pallets
- 3" — Sq Ft/Pallet: 512; Sheets Per Pallet: 16; R-Value: R18.5; Minimum Order: 6 Pallets
- 3.5" — Sq Ft/Pallet: 416; Sheets Per Pallet: 13; R-Value: R21.7; Minimum Order: 6 Pallets
- 4" — Sq Ft/Pallet: 384; Sheets Per Pallet: 12; R-Value: R25; Minimum Order: 6 Pallets
- 4.5" — Sq Ft/Pallet: 320; Sheets Per Pallet: 10; R-Value: R30; Minimum Order: 6 Pallets
- Delivery & Availability: Available for delivery across a broad network of states (zone-based delivery). Ideal for projects in multiple regions.
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Compliance & Performance:
- ASTM C1289 Type II, Class 2
- IBC Section 2603, Foam Plastic
- ASHRAE 90.1
- CA Insulation Directory
- Tested per NFPA 286 (ICC-ES AC12 Appendix B)
- 1, 2, 3 or 4 hour Fire Rated Assemblies as shown in the UL Fire Resistance Directory
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Typical Physical Properties:
- Density, Overall, Nominal: 2.0 pcf
- Compressive Strength: 20 psi
- Flame Spread, Core2: 75 or less
- Smoke Developed, Core2: <450
- Air Barrier: < 0.02 L/(s.m2)
- Water Vapor Transmission: < 1.5 perm
- Water Absorption: < 1% Vol.
- Dimensional Stability, Length and Width: < 2% Linear Change
- Mold Resistance: 10, no defacement
- Service Temperatures: 250°F max
Construction Applications
- Stud walls
- Cavity walls
- Masonry walls
- Exterior stucco
- Re-siding
- Vaulted-ceilings
- Attics and crawl spaces
- Limited roofing
| 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 |
| Thickness | Sq Ft/Pallet | Sheets Per Pallet | R-Value | Minimum Order |
|---|---|---|---|---|
| 0.5" | 3072 | 96 | R3 | 6 Pallets |
| 0.75" | 1920 | 64 | R4.5 | 6 Pallets |
| 1" | 1536 | 48 | R6 | 6 Pallets |
| 1.5" | 1024 | 32 | R9 | 6 Pallets |
| 2" | 768 | 24 | R12.1 | 6 Pallets |
| 2.5" | 608 | 19 | R15.3 | 6 Pallets |
| 3" | 512 | 16 | R18.5 | 6 Pallets |
| 3.5" | 416 | 13 | R21.7 | 6 Pallets |
| 4" | 384 | 12 | R25 | 6 Pallets |
| 4.5" | 320 | 10 | R30 | 6 Pallets |
Property |
Test Method |
Results |
| Density, Overall, Nominal | ASTM D1622 | 2.0 pcf |
| Compressive Strength | ASTM D1621 | 20 psi |
| Flame Spread, Core2 | ASTM E84 | 75 or less |
| Smoke Developed, Core2 | ASTM E84 | <450 |
| Air Barrier | ASTM E2178 | < 0.02 L/(s.m2) |
| Water Vapor Transmission | ASTM E96 | < 1.5 perm |
| Water Absorption | ASTM C209 | < 1% Vol. |
| Dimensional Stability, Length and Width | ASTM D2126 | < 2% Linear Change |
| Mold Resistance | ASTM D3273 | 10, no defacement |
| Service Temperatures | 250°F max |
Manufacturer:
MHTDEV LLC,
Address:
930 South 4th Street,
Las Vegas Nevada 89101, United States
Email:sales@myhackertech.com
Responsible person in the EU
Name: SINDEN VENTURES LIMITED
Address: Markou Evgenikou 11, Mesa Geitonia 4002 Limassol Cyprus
Email: gpsr@sindenventures.com
This product is made for adults.
Meets the flammability, lead, cadmium, bisphenols and phthalates level requirements.
2 year warranty in EEA and UK, established by Directive 1999/44/EC.
MHTDEV LLC,
Address:
930 South 4th Street,
Las Vegas Nevada 89101, United States
Email:sales@myhackertech.com
Hall of Fame. Every one of our customers is guaranteed a free shoutout on our Instagram (@myhackertech)
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