Installation

System Commissioning and Startup

The measurements that prove a new installation actually performs, and the record that protects everyone later.

Procedures

Duct Design and Airflow Delivery

Sizing, friction, fittings and the reasons a duct system fails to deliver what the equipment can produce.

Concepts

Venting and Draft

Vent categories, why draft matters, and the failures that put combustion products into the building.

Concepts

Combustion Air and Makeup Air

Why fuel fired appliances need a reliable air supply, and what happens in a tight building without one.

Concepts

Gas Piping and Gas Pressure

Supply and manifold pressure, sizing for input, and safe practice around gas connections.

Concepts