Ключевые слова: air, airtight, architecture, build, close, closeup, conservation, construction, crack, curtain, efficiency, efficient, energy, environmental, expanded, extruded, fill, finish, foam, foaming, frame, gap, home, house, industrial, installation, installing, insulated, insulation, macro, mounting, polyurethane, pu, renewal, renovation, repair, retrofit, save, seal, spray, stud, tight, tool, up, upgrade, wall, window, work, worker,