
Looking for a professional VRF/VRV Nitrogen Test service in Kathmandu, Lalitpur, and Bhaktapur? Digital Marmat provides high-pressure nitrogen leak testing for VRF/VRV systems to ensure the entire refrigerant circuit is 100% leak-free and safe. Our experts use calibrated gauges and industry-standard nitrogen pressure to test copper pipes, flare connections, branch joints, and indoor/outdoor unit connections.
This helps prevent gas leakage, system failure, and unnecessary repair costs — giving you long-lasting cooling performance.
High-pressure nitrogen testing for accurate leak detection
Ensures refrigerant safety and long system life
Experienced VRF/VRV technicians
Prevents gas leakage and compressor failure
Blocking indoor/outdoor units for pressurization
Feeding nitrogen through the refrigerant line
Monitoring pressure stability using calibrated gauges
Checking copper pipes, flares, Y-joints & connections
Holding pressure for recommended duration
Ensuring zero pressure drop before commissioning
Kathmandu
Lalitpur
Bhaktapur
New VRF/VRV installations
After major pipe repairs or modifications
Before commissioning
When refrigerant leakage is suspected
Fast and reliable service
Professional technicians
Guaranteed leak-free verification
Ideal for all VRF/VRV brands
Note: Piping repair, charging gas, or replacing parts are charged only if required.
Reg. 323409/080/081
VAT 619809012
Digital Marmat Pvt. Ltd.
Machhapokhari-16, Kathmandu