ISOTUFF Linesets are known for their durability and reliability, featuring superior ASTM B280 copper that is free of imperfections, preventing leaks and kinks. With a tear-resistant, black jacket, these linesets are easy to trim and install, reducing waste and service calls. The closed-cell polyethylene insulation is non-corrosive, moisture-resistant, and classified as safe for copper pipes, while the product’s high resistance to water vapor ensures long-lasting performance. Available in single or twin pipe configurations with multiple thickness and coil length options, ISOTUFF Linesets are designed to meet rigorous industry standards and provide a clean, efficient installation process without the need for field-applied coatings or jacketing. Backed by a 10-year Limited Warranty, this product offers long-term peace of mind and reliable performance you can count on.
Preferred by HVAC professionals for mini-split, residential unitary, heat pump and light commercial installations. ISO makes every job look cleaner and is available in 1/2”, 3/4” and 1” thicknesses with 3 coil lengths – 50’, 82’, 164’. Custom lengths available upon request.
ISOTUFF Linesets
Available in single or twin pipe configurations
Features & Benefits
- Consistently Specified by Engineering Firms
Regarded as some of the toughest and most reliable linesets available for commercial applications - Superior ASTM B280 Copper
Free of imperfections that cause leaks and kinks, ISO lineset copper is produced from our proprietary foundry - Tear Resistant Jacket
Tough, black sheathing is highly resistant to tearing but trims clean saving time and money with less service calls - Quality Above All
ISO linesets outperform the competition by keeping quality as the number one priority - Safe, Non-Corrosive Insulation
ISOTUFF’s PE insulation classifies as an A+ for emission, and deemed harmless to copper pipe - 10 Year Limited Warranty Included
Products are made to meet requirements of ASTM B1003
Tight, protective packaging for efficient storage
ISOTape
- Eco-friendly, white poly band also available in black and grey closed-cell elastomer
- Ideal for wrapping indoor refrigerant pipe connections and for bundling piping together for easy, fast installation
- Temperatures from -20°F to 175°F with low thermal conductivity
- Extremely low water vapor permeability and absorptionrption
- Made according to ASTM C 1427-07, type I (tubular), grade I (insulation material for use on typical commercial system non-cross-linked)
- Insulation meets industry requirements for surface burning and ignition resistance
- CFC and HCFC damaging ozone gas free External LDPE foil covering which adheres to a non-flammable base, melts flameless and belongs to Self-Extinguish Class 1
- Marked at every foot with product details (pipe and insulation diameters), production date and time
- Additional protection on foam insulation reduces risk of tearing\
- High resistance to water-vapor diffusion
- Rated for plenum applications
- Exterior insulation must be protected from exterior hazards (ASHRAE 90.1-2013 and IECC- 2015)
- After installation of line sets, ends should be properly sealed to prevent moisture infiltration (See ISOTAPE below)
- Product certifications available upon request
| PART NUMBER | PIPE SIZE (IN) | INSULATION THICKNESS (IN) | COIL LENGTH (FT) | COILS PER PALLET |
| ISOTUFF14-12-50 | 1/4″ | 1/2″ | 50′ | 22 |
| ISOTUFF38-12-50 | 3/8″ | 1/2″ | 50′ | 21 |
| ISOTUFF12-12-50 | 1/2″ | 1/2″ | 50′ | 18 |
| ISOTUFF58-12-50 | 5/8″ | 1/2″ | 50′ | 17 |
| ISOTUFF34-12-50 | 3/4″ | 1/2″ | 50′ | 16 |
| ISOTUFF78-12-50 | 7/8″ | 1/2″ | 50′ | 13 |
| ISOTUFF14-12-164 | 1/4″ | 1/2″ | 164′ | 12 |
| ISOTUFF38-12-164 | 3/8″ | 1/2″ | 164′ | 13 |
| ISOTUFF12-12-164 | 1/2″ | 1/2″ | 164′ | 10 |
| ISOTUFF58-12-164 | 5/8″ | 1/2″ | 164′ | 10 |
| ISOTUFF34-12-82 | 3/4″ | 1/2″ | 82′ | 11 |
| ISOTUFF78-12-82 | 7/8″ | 1/2″ | 82′ | 11 |
| ISOTUFF14-34-50 | 1/4″ | 3/4″ | 50′ | 16 |
| ISOTUFF38-34-50 | 3/8″ | 3/4″ | 50′ | 13 |
| ISOTUFF12-34-50 | 1/2″ | 3/4″ | 50′ | 13 |
| ISOTUFF58-34-50 | 5/8″ | 3/4″ | 50′ | 11 |
| ISOTUFF34-34-50 | 3/4″ | 3/4″ | 50′ | 12 |
| ISOTUFF78-34-50 | 7/8″ | 3/4″ | 50′ | 10 |
| ISOTUFF14-1-50 | 1/4″ | 1″ | 50′ | 10 |
| ISOTUFF38-1-50 | 3/8″ | 1″ | 50′ | 11 |
| ISOTUFF12-1-50 | 1/2″ | 1″ | 50′ | 11 |
| ISOTUFF58-1-50 | 5/8″ | 1″ | 50′ | 11 |
| ISOTUFF34-1-50 | 3/4″ | 1″ | 50′ | 10 |
| ISOTUFF78-1-50 | 7/8″ | 1″ | 50′ | 8 |
| TWIN-PIPE COILS ORDERING GUIDE | ||||
| ISOTUFFBI14X38-12-50 | 1/4″ and 3/8″ | 1/2″ | 50 | 14 |
| ISOTUFFBI14X12-12-50 | 1/4″ and 1/2″ | 1/2″ | 50 | 12 |
| ISOTUFFBI14X58-12-50 | 1/4″ and 5/8″ | 1/2″ | 50 | 12 |
| ISOTUFFBI38X12-12-50 | 3/8″ and 1/2″ | 1/2″ | 50 | 12 |
| ISOTUFFBI38X58-12-50 | 3/8″ and 5/8″ | 1/2″ | 50 | 11 |
| ISOTAPE ORDERING GUIDE | ACCESSORY | ||||
| ISOTAPE-WH | White 2” x 30’ POLYETHYLENE tape – Use with white polyethylene insulation | |||
| ISOTAPE-BK | Black 2” x 30’ ELASTOMER insulating tape – Use for conventional black rubber insulation and ISOTUFF | |||
| ISOTAPE-GY | Grey 2” x 30” insulating tape – for perfect match with ISOTECH line sets | |||
- Made according to ASTM C 1427-07, type I (tubular), grade I (insulation material for use on typical commercial system non-cross-linked)
- Insulation meets industry requirements for surface burning and ignition resistance
- CFC and HCFC damaging ozone gas free External LDPE foil covering which adheres to a non-flammable base, melts flameless and belongs to Self-Extinguish Class 1
- Marked at every foot with product details (pipe and insulation diameters), production date and time
- Additional protection on foam insulation reduces risk of tearing\
- High resistance to water-vapor diffusion
- Rated for plenum applications
- Exterior insulation must be protected from exterior hazards (ASHRAE 90.1-2013 and IECC- 2015)
- After installation of line sets, ends should be properly sealed to prevent moisture infiltration (See ISOTAPE below)
- Product certifications available upon request