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2-in Pipe Insulation

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Frost King 2-in x 15-ft Fiberglass Pipe wrap insulation

Frost King 

2-in x 15-ft Fiberglass Pipe wrap insulation

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3.9
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IMPERIAL 2-in x 5-ft Fiberglass Tee Pipe wrap insulation for 6-in Pipe

IMPERIAL 

2-in x 5-ft Fiberglass Tee Pipe wrap insulation for 6-in Pipe

Multiple Pack Sizes Available
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for pricing and availability

4.3
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IMPERIAL 2-in x 5-ft Fiberglass Tee Pipe wrap insulation for 8-in Pipe

IMPERIAL 

2-in x 5-ft Fiberglass Tee Pipe wrap insulation for 8-in Pipe

Multiple Pack Sizes Available
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for pricing and availability

4.4
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Freeze Free 1-ft 3 -Watt Pipe heat cable

EasyHeat   Freeze Free 1-ft 3 -Watt Pipe heat cable

Stop pipe freeze-ups this winter! This pipe heating cable helps keep water supply pipes from freezing all the way down to -60°F/-51°C. The self-regulating effect of the cable saves you money by reducing power consumption when the pipe does not require freeze protection. Freeze Free cable is also available on reels of 300 Ft. (2302) and 500 Ft. (2502) and can be cut to desired lengths per application. You'll also need HCA application tape, or a high-quality electrician's tape, and 1/2 In. thick non-flammable insulation to complete the installation (sold separately).

F-series 3-ft Fiberglass Tubular pipe insulation for 1-in Pipe

Frost King   F-series 3-ft Fiberglass Tubular pipe insulation for 1-in Pipe

Frost King commercial grade, high temperature, self-sealing fiberglass 3-ft long tube with reinforced foil and paper wrap. Use for 1-in diameter pipes immediately exiting furnace and water heaters, where foam pipe insulation might not be appropriate. The advanced adhesive closure fastens and installs with no need for staples or tape. The all-service-jacket exterior, made of polymer film, is smooth, durable, cleanable, wrinkle-resistant, resists water staining and doesn't support mold or mildew growth.

F-series 3-ft Fiberglass Tubular pipe insulation for 1-1/2-in Pipe

Frost King   F-series 3-ft Fiberglass Tubular pipe insulation for 1-1/2-in Pipe

Frost King commercial grade, high temperature, self-sealing fiberglass 3-ft long tube with reinforced foil and paper wrap. Use for 1-1/2-in diameter pipes immediately exiting furnace and water heaters, where foam pipe insulation might not be appropriate. The advanced adhesive closure fastens and installs with no need for staples or tape. The all-service-jacket exterior, made of polymer film, is smooth, durable, cleanable, wrinkle-resistant, resists water staining and doesn't support mold or mildew growth.

3/8-in x 0.5-ft Foam Elbow Insulation fitting for 1-in Pipe

Frost King   3/8-in x 0.5-ft Foam Elbow Insulation fitting for 1-in Pipe

Pre-slit, self-sealing foam elbow joint pipe insulation with 3/8 in. wall thickness. Connector fits 1 in. copper, PEX and CPVC pipes or 3/4 in. iron and Sch. 40 PVC pipes.

Foam Tee Insulation fitting for 1/2-in Pipe

Frost King   Foam Tee Insulation fitting for 1/2-in Pipe

Tee joint pipe fitting with pre-slit design and 1/2-in. wall thickness for 1/2-in Copper, PEX or CPVC or 1/4-in Iron & Sch. 40 PVC pipes. Sold individually.

3-ft Fiberglass Tubular pipe insulation for 3/4-in Pipe

Frost King   3-ft Fiberglass Tubular pipe insulation for 3/4-in Pipe

Frost King commercial grade, high temperature, self-sealing fiberglass 3-ft long tube with reinforced foil and paper wrap. Use for 3/4-in diameter pipes immediately exiting furnace and water heaters, where foam pipe insulation might not be appropriate. The advanced adhesive closure fastens and installs with no need for staples or tape. The all-service-jacket exterior, made of polymer film, is smooth, durable, cleanable, wrinkle-resistant, resists water staining and doesn't support mold or mildew growth.

3-ft Fiberglass Tubular pipe insulation for 1-1/4-in Pipe

Frost King   3-ft Fiberglass Tubular pipe insulation for 1-1/4-in Pipe

Frost King commercial grade, high temperature, self-sealing fiberglass 3-ft long tube with reinforced foil and paper wrap. Use for 1-1/4-in diameter pipes immediately exiting furnace and water heaters, where foam pipe insulation might not be appropriate. The advanced adhesive closure fastens and installs with no need for staples or tape. The all-service-jacket exterior, made of polymer film, is smooth, durable, cleanable, wrinkle-resistant, resists water staining and doesn't support mold or mildew growth.

Freeze Free Heat cable plug kit

EasyHeat   Freeze Free Heat cable plug kit

This kit provides the specially designed fused plug that connects one Freeze Free self-regulating cable into an electrical outlet. Also included: a special cable end seals to ensure safe and proper usage, caution labels that clearly identify the pipe, and cable ties to complete the installation. Plug assembly is required. The Freeze Free self-regulating pipe heating system is for use on metal and plastic insulated domestic water pipes only.

Pipe Heating Cable 5 W/FT Self-Regulating 6-ft Rubber 30 -Watt Pipe heat cable for 2-in Pipe

VEVOR   Pipe Heating Cable 5 W/FT Self-Regulating 6-ft Rubber 30 -Watt Pipe heat cable for 2-in Pipe

6 ft Pipe Heating Cable; 5W/ft and Self-regulating and 3 Years; If you are setting up an RV in freezing climates, or you want to keep water flowing uninterrupted in a water pipe in your home or garden - our electric water pipe heat cable is what you need; The 6 ft cable comes with a thermostat that switches the flow of electricity on and off based on temperature. It keeps the water running down even at 0 fahrenheit degree; Let your pipes do what they are supposed to and provide them with the protection they deserve; Get ready for quality and reliability you can trust, VEVOR; Beat the Winter; Quality You Can Trust; Premium Built-in Thermostat; Perfect 6 ft Length; Convenient and Smooth Installation; 1 x Self-regulating Pipe Heating Cable; 1 x 20 m Heat-resisting Tape

5 W/FT Self-Regulating Pipe Heating Cable 100-ft Rubber 500 -Watt Pipe heat cable for 2-in Pipe

VEVOR   5 W/FT Self-Regulating Pipe Heating Cable 100-ft Rubber 500 -Watt Pipe heat cable for 2-in Pipe

100 ft Pipe Heating Cable: If you are setting up an RV in freezing climates, or you want to keep water flowing uninterrupted in a water pipe in your home or garden - our electric water pipe heat cable is what you need! The 100 ft cable comes with a thermostat that switches the flow of electricity on and off based on temperature; It keeps the water running down even at 0 degrees Fahrenheit! Let your pipes do what they are supposed to and provide them with the protection they deserve; Get ready for quality and reliability you can trust, VEVOR; [Package Content] 1 x Selfregulating Pipe Heating Cable; 1 x 20 m Heatresisting Tape

F-series 3-ft Fiberglass Self-sealing tubular pipe insulation for 2-1/2-in Pipe

Frost King   F-series 3-ft Fiberglass Self-sealing tubular pipe insulation for 2-1/2-in Pipe

Frost King commercial grade, high temperature, self-sealing fiberglass 3-ft long tube with reinforced foil and paper wrap. Use for 2-1/2-in diameter pipes immediately exiting furnace and water heaters, where foam pipe insulation might not be appropriate. The advanced adhesive closure fastens and installs with no need for staples or tape. The all-service-jacket exterior, made of polymer film, is smooth, durable, cleanable, wrinkle-resistant, resists water staining and doesn't support mold or mildew growth.

25-ft Fiberglass Pipe wrap insulation

Frost King   25-ft Fiberglass Pipe wrap insulation

The insulation wrap is simple effective way to insulate pipes of all diameters. They are also ideal for over wrapping electric heat cables used to prevent water pipe freezing. The kit consist of a roll of thick fiberglass plus length of plastic vapor barrier overwrap.

F-series 3-ft Fiberglass Tubular pipe insulation for 3-in Pipe

Frost King   F-series 3-ft Fiberglass Tubular pipe insulation for 3-in Pipe

Frost King commercial grade, high temperature, self-sealing fiberglass 3-ft long tube with reinforced foil and paper wrap. Use for 3-in diameter pipes immediately exiting furnace and water heaters, where foam pipe insulation might not be appropriate. The advanced adhesive closure fastens and installs with no need for staples or tape. The all-service-jacket exterior, made of polymer film, is smooth, durable, cleanable, wrinkle-resistant, resists water staining and doesn't support mold or mildew growth.

3/8-in x 6-ft Foam Tubular pipe insulation for 1/2-in Pipe

Frost King   3/8-in x 6-ft Foam Tubular pipe insulation for 1/2-in Pipe

Slip onto pipes quickly and easily.

1-in x 4-ft Fiberglass Pipe wrap insulation

Frost King   1-in x 4-ft Fiberglass Pipe wrap insulation

The roll is useful to have on hand whenever you need insulation. It can be used on water heaters and heating and air conditioning ducts. It can be used on car hoods and trunks.

6-ft Foam Self-sealing tubular pipe insulation for 1-1/4-in Pipe

Frost King   6-ft Foam Self-sealing tubular pipe insulation for 1-1/4-in Pipe

Tubular poly foam pipe insulation that is self sealing pre-slit and 1/2-in thick wall.

1/2-in x 16-ft Rubber Pipe wrap insulation for

UniTherm   1/2-in x 16-ft Rubber Pipe wrap insulation for

FreezePro® Frost Protection Systems deliver a barrier of uniform, directional heat where it is needed most - to tanks, pipelines, drums, buckets, IBC totes, and other temperature sensitive equipment. The advanced, all-in-one design of FreezePro® eliminates the need for multiple product purchases and simplifies the entire implementation process while saving time and money. The end result is an efficient heating solution with the most cost-effective method for minimizing damage caused by harsh or freezing temperatures. FreezePro® Tote Tank Insulation Jackets are designed to ensure temperature stability for temperature-sensitive products during the transport, handling and storage of chemicals, fluids, and bulk materials. NOTE: FreezePro® Tote Jackets do not come with an insulated lid. FreezePro® Tote Lids must be ordered/purchased separately. FreezePro® Tote Lids also fit certain sizes so make sure you are buying the right size for your FreezePro® Tote Jacket.

3-in x 3-ft Fiberglass Pipe wrap insulation for 10-in Pipe

UniTherm   3-in x 3-ft Fiberglass Pipe wrap insulation for 10-in Pipe

FreezePro® Frost Protection Systems deliver a barrier of uniform, directional heat where it is needed most - to tanks, pipelines, drums, buckets, IBC totes, and other temperature sensitive equipment. The advanced, all-in-one design of FreezePro® eliminates the need for multiple product purchases and simplifies the entire implementation process while saving time and money. The end result is an efficient heating solution with the most cost-effective method for minimizing damage caused by harsh or freezing temperatures. FreezePro® Wrap Insulation Jackets are suitable for straight sections of pipe, which do not involve complex shapes, such as flanges, couplings, or the like.

3-in x 2-ft Fiberglass Pipe wrap insulation for 6-in Pipe

UniTherm   3-in x 2-ft Fiberglass Pipe wrap insulation for 6-in Pipe

FreezePro® Frost Protection Systems deliver a barrier of uniform, directional heat where it is needed most - to tanks, pipelines, drums, buckets, IBC totes, and other temperature sensitive equipment. The advanced, all-in-one design of FreezePro® eliminates the need for multiple product purchases and simplifies the entire implementation process while saving time and money. The end result is an efficient heating solution with the most cost-effective method for minimizing damage caused by harsh or freezing temperatures. FreezePro® Wrap Insulation Jackets are suitable for straight sections of pipe, which do not involve complex shapes, such as flanges, couplings, or the like.

3-in x 2.5-ft Fiberglass Pipe wrap insulation for 8-in Pipe

UniTherm   3-in x 2.5-ft Fiberglass Pipe wrap insulation for 8-in Pipe

FreezePro® Frost Protection Systems deliver a barrier of uniform, directional heat where it is needed most - to tanks, pipelines, drums, buckets, IBC totes, and other temperature sensitive equipment. The advanced, all-in-one design of FreezePro® eliminates the need for multiple product purchases and simplifies the entire implementation process while saving time and money. The end result is an efficient heating solution with the most cost-effective method for minimizing damage caused by harsh or freezing temperatures. FreezePro® Wrap Insulation Jackets are suitable for straight sections of pipe, which do not involve complex shapes, such as flanges, couplings, or the like.

2-Inch Pipe Insulation for Reliable Thermal Protection

2-inch pipe insulation helps reduce heat loss on hot water lines and protects cold water pipes from temperature swings and condensation. It’s a practical upgrade for finished spaces, basements and mechanical rooms where exposed plumbing requires dependable coverage. Explore sizing, materials and features below, then find options that fit your project at Lowe’s.


Benefits of 2-Inch Pipe Insulation

  • Condensation Control: Reduces moisture buildup on cold pipes, helping protect surrounding surfaces from water damage, especially when paired with dehumidifiers for moisture control.
  • Added Freeze Protection: Supports protection against temperature drops by helping maintain more consistent pipe temperatures.
  • Faster Hot Water Delivery: Retains heat within pipes so warm water reaches fixtures more quickly.
  • Extended System Life: Reduces exposure to temperature fluctuations and moisture, helping minimize corrosion over time.

Key Features of 2-Inch Pipe Insulation

  • Compatible Sizing: Options designed for 2-inch nominal pipe diameters help ensure a snug fit that maximizes thermal performance.
  • Material Choices: Choose from foam, fiberglass and other foam pipe insulation or fiberglass materials to match temperature range, sound needs and budget.
  • Pre-Slit or Tubular Designs: Many pieces come pre-slit with self-sealing edges or integral closures, making installation easier around existing lines.
  • Thermal Ratings: Look for clearly labeled R-values so you can match insulation performance to local climate and project requirements.
  • Fire And Code Considerations: Some pipe insulation is formulated and labeled to meet common residential or light commercial code requirements when installed as directed.

How to Choose 2-Inch Pipe Insulation

  • Confirm Pipe Size: Measure the outside diameter of your pipe to confirm that 2-inch nominal sizing is the correct fit.
  • Match Material to Temperature: For higher-temperature lines such as boiler or hydronic heating loops choose pipe insulation rated for the expected operating range.
  • Consider Location: In finished spaces a smooth jacketed or foil-faced product can offer a cleaner look while unfinished areas may do well with basic foam or fiberglass.
  • Check Moisture Conditions: In damp basements or near dehumidifiers and air handlers select insulation with a vapor barrier or closed-cell design.
  • Review Local Codes: Always check local plumbing and mechanical codes to confirm thickness fire rating and facing requirements for your project.

From insulating long hot water runs to protecting exposed basement plumbing pipe insulation in a 2-inch size fits a wide range of residential and light commercial applications. Compare materials and performance levels to find the right fit for your next project or explore pipe insulation options to see a wider range of sizes and materials at Lowe’s.

Frequently Asked Questions