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It shows you how to: compare the hottest technologies, using this book's lists, descriptions, and evaluations, from plug-and-play to custom designs; add interoperability, infrared, and radio systems; configure and install wiring and connections; create an advanced plumbing system, with automation, temperature-balancing, maximal efficiency, spas and pools, and automated watering of indoor and outdoor plants; automate heat, air conditioning, and ventilation for energy savings and comfort; design and install top-of-the-line communications, phones, intercoms, networks, and more; create exciting home entertainment systems; build cutting-edge security into your homes; design stunning, energy-efficient automated lighting; and market these new wares to an eagerly waiting public.","brand":"WoB","offers":[{"title":"GB \/ VERY_GOOD \/ INTERNAL","offer_id":49597191225617,"sku":"GOR002794477","price":0.0,"currency_code":"GBP","in_stock":true},{"title":"US \/ GOOD \/ SBYB","offer_id":49617906630929,"sku":"CIN0070246742G","price":0.0,"currency_code":"GBP","in_stock":false},{"title":"US \/ VERY_GOOD \/ SBYB","offer_id":50097492328721,"sku":"CIN0070246742VG","price":0.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0784\/4072\/6801\/files\/0070246742.jpg?v=1750693121"},{"product_id":"mastering-math-for-the-building-trades-book-james-gerhart-9780071360234","title":"Mastering Math for the Building Trades","description":"Publisher's Note: Products purchased from Third Party sellers are not guaranteed by the publisher for quality,     authenticity, or access to any online entitlements included with the product.       TEACH YOURSELF THE MATH YOU NEED*Down-to-earth explanations *Easy-to-remember tips \u0026amp; tricks *Formulas and calculations for construction, carpentry, plumbing, electrical, HVAC, roofing, and more *Packed with examples *Metric conversion tables  Get the math you need for framing a wall, spacing beams, figuring water flow, sizing wiring, mixing concrete, preparing estimates, determining loan costs--just about any calculation in the building trades. A complete, compact self-study course, Mastering Math for the Building Trades even helps with tools, from steel square and surveyor's transit to calculators and computers.  Here to help you meet deadlines, avoid costly and wasteful errors, write better estimates and plans, and have happier customers, this self-teaching tool provides the answers you want, in the office or in the field.  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