The theme of "Kenchiku Chishiki Builders" No. 46 is insulation and airtightness. The latest construction techniques and methods directly related to the comfort and energy-saving performance of houses are clearly introduced with photos and illustrations. Learn the basics of insulation and airtightness to the latest trends Ideal for architects, construction companies, and those preparing for architectural exams Recommended for those considering building a house - Contents Overview: In pursuit of sustainable housing - Chapters: chapter 1: Understanding Insulation & Airtightness with Q&A chapter 2: Super Insulation & Airtightness Construction Explained with Videos and Photos - Special Feature: The Fundamentals of First-Class Ventilation Condition: Slight scuffing, but both the cover and pages are in good condition. Shipping: Waterproof packaging and will be shipped quickly via anonymous delivery.