Ask Category Mechanical/Electrical/Plumbing

Corroded steel piping in old plumbing systems will eventually need to be replaced with new copper tubing.

Even after a main building upgrade, residents may still need to address the electrical setup in their apartments.

Installing a gas-based system requires upfront capital costs, but it can save money in the long run.

The first steps are isolating leaks by pressure testing and determining where new piping will run.

The law requires an energy audit, retro-commissioning, and filing an Energy Efficiency Report.

Converting a heating plant from oil to gas often requires installing a liner and/or an extension to the chimney.

Split A/C systems are increasingly popular because of their low-profile design and ease of installation.

Reinstalling a roof tank and replacing corroded piping can fix a building's plumbing problems.

Producing electricity and heat simultaneously reduces electrical demand and heating costs.

A cured-in-place method is used for minor repairs, but more extensive damage requires excavation and replacement.

Abrupt movements, doors that stick, and uneven stops are signs that an elevator needs an overhaul.

Backflow devices prevent contamination of the public water supply, and they’re required by NYC law.