Piping & Fitting
HVAC Piping & Fitting Solutions
Piping Execution & Testing Standards
Nitrogen Purged Brazing
Continuous nitrogen flushing during silver brazing to prevent internal carbon scaling and protect inverter valves.
High-Pressure Hold Testing
Nitrogen pressure holding up to 550 PSI for 24-48 hours to guarantee 100% leak integrity prior to charging.
Deep Vacuum Dehydration
Double-stage rotary vacuum evacuation down to 500 microns ensuring total non-condensable and moisture removal.
Thermal Expansion Control
Strategically placed expansion loops, flexible bellows, and guide anchors preventing pipe thermal stress fatigue.
Vapour-Barrier Sealing
Continuous adhesive joint gluing and vapor barrier sealing with zero thermal bridging to avoid sweating.
Flow Direction & Identification
Color-coded CPWD and ASHRAE compliant directional banding and service labeling across all headers and risers.
Need Precision Piping or Turnkey HVAC Fitting?
Connect with our engineering desk for technical pipe sizing and itemized BOQ estimates.