Gardner Bender® HotBlanket™ PVC Conduit Bender

Safely Heats PVC Piping for Precise Bending


What's special about this heating blanket?

  • Heats PVC piping to a temperature at which it becomes easy to bend.
  • 3 models available to cover conduit from 1/2" to 4", covering all commonly used sizes.
  • Blanket wraps around the pipe so you have total control over what section of the piping you want to bend.
  • Internal thermostatic temperature control adjusts heat according to the environment, ensuring fast heating even in cold weather.
  • Click for More Features

This PVC Conduit heating blanket by Gardner Bender® is a convenient solution for bending PVC conduit from 1/2" to 4". Instead of inserting your conduit into the unit, this blanket is wrapped around the conduit for easy positioning. Heat is regulated by a thermostatic control that responds to your environment, ensuring fast heating and safe temperatures in any environment.

Part # Description Dimensions Weight Price
GB-BB5150 1/2" to 1-1/2" (12.7 mm to 38.1 mm) 18" x 7.5"
(45.72 cm x 19.05 cm)
2 lbs (0.90 kg)
Manufacturer Direct
GB-BB2030 2" to 3" (50.8 mm to 76.2 mm) 25" x 11.25"
(63.5 cm x 28.57 cm)
3 lbs (1.36 kg)
Manufacturer Direct
Part # Description Component Sizes Weight Price
GB-BVS-240 PVC Plug Set: Helps prevent collapsing and deformity in 2" - 4" PVC conduit during heating. Each set comes in a durable storage case to keep the set organized and protected. 2", 2-1/2", 3", 4" 6 lbs (2.72 kg)
Manufacturer Direct
  • Ideal for creating turns and bends for use in electrical, telecom, and plumbing applications.
  • Unlike hot box type benders, the HotBlanket is compact in size and can be easily transported from jobsite to jobsite.
  • Available plug set supports the inside of the conduit to prevent deformities while heating.
  • Multi-circuit design and heavy gauge wire extends its service life far beyond that of other heat blankets.
  • Heats to a temperature that won't scorch or burn conduit for increased personnel and fire protection.

    Property Value
    Bending Temperature 250° F to 300° F (121.1° C to 148.8° C)
    Conduit Ratings Up to Schedule 40
    Life Cycle (Typical) Approximately 150 Bends
    Conduit Size Warm-Up Size
    1/2" to 1-1/2" 4 to 10 min
    2" 7 to 10 min
    3" 12 to 17 min
    3-1/2" 15 to 18 min
    4" 18 to 22 min


    Watts Volts Amps
    GB-BB5150 310 120 2.6
    GB-BB2030 690 120 6.3


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