Clean sheet metal and commissioned equipment
Longevity in heating and cooling comes down to installation discipline: brazing copper under flowing nitrogen, pulling a deep micron vacuum, fabricating smooth sheet-metal transitions and commissioning static pressure properly.
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01 Rooftop condensers and supply duct runs -
02 Air handler filter bank and access panels -
03 Overhead duct trunk on hangers -
04 Mechanical room ducting and insulated pipe -
05 Heat exchanger with flanged pipe connections -
06 Packaged units with ducts through the deck -
07 Line pressure gauge, near-zero reading -
08 Ventilation plant and access doors
Start with a diagnostic visit
Readings first, written down and shown, with the options set out before anything is fitted.