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  • Diagram showing four different types of heat pump systems: Air, exhaust air, water and ground source heat pumps Puzzle #685091838
Diagram showing four different types of heat pump systems: Air, exhaust air, water and ground source heat pumps puzzle #685091838

  • - 3 sizes: 48, 500 & 1,000 pieces
  • - Durable, glossy-coated paperboard
  • - Full-bleed, photo-quality printing
  • - Storage box included

$39.95

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