Ask TOH | Heat Pump, LEDs, Houseplants

  • Original Air Date: February 21, 2013
  • Season 11: Ep. 21
  • 23:43

Plumbing and heating expert Richard Trethewey and host Kevin O'Connor install a ductless heat pump to heat and cool a room. Richard, Kevin, landscape contractor Roger Cook, and general contractor Tom Silva ask "What Is It?" Master electrician Scott Caron demonstrates new technologies and applications for LED lighting. Roger learns how to select houseplants for different situations.

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