Alexander Pappas

* Install various piping system, including both plumbing and mechanical (R/0, storm, domestic, sanitary, chilled water, heating water, medica gas, pex pipe)

* installation of plumbing fixtures and in wall work

* Installation of trap primers and trap primer boxes

* pipe grooving

* pipe fusion

* tacking mechanical pipe

* prefabrication of pipe

* working with various hand and electric tools

* pressure test systems

* interpret prints and layout

* underground plumbing work and drains

* installation of VAV boxes, and tying boxes into HVAC system

* rigging mechanic pipe

* soldering and brazing

* install condensate pumps

* Preventive maintenance work on air handlers, VRF systems, and VAV boxes, univents, bard boxes, exhaust fans

* repair and replace chiller components

* repair and replace make-up line for existing boilers

* repair and braze coils on hvac systems

* pull charges from bard room units, run vacuum pump, recharge systems after condensable removed, add charge

* replace schrader valves

* detect leaks with nitrogen

* purge systems to detect leaks

* Install mini split systems for data center

* run line sets from roof condensers to evaporators

* print interpretation to install gripple hanger system

* run and braze liquid and suction lines for cooling system

* install mechanical from chiller units

* layout and cut sleeves for line sets on rooftop

* read and interpret prints to tie in correct lines to mechanical hvac components

* competent usage of power and hand tools

* install/prefabricate hvac systems for data center igloos

* print interpretation and layout

* nitrogen pressure testing

* installation of schrader valves on condenser units

* installation of storm and overflow drains

* prepping and cutting cast iron pipe

* in wall copper work leading to domestic fixtures

* installing domestic fixtures

* installation of hanger systems

* punch list work

* soldering and brazing

* installation of various floor drains

* installation of trap primers

* plumbing underground tie ins

* pipe rigging

* reading/interpreting prints

* layout of pipe systems

* prefabrication of pipe