High performance ventilated workspaces

A ventilated workspace, comprising:

• a cabinet comprising a rear wall, a front wall, a floor, and opposing side walls that define an internal chamber, wherein the front wall comprises a chamber access opening, wherein the rear wall and side walls each include a plurality of openings configured to permit airflow from an external environment into the chamber;
• an air duct externally mounted to the cabinet rear wall and side walls, wherein the air duct comprises a first open end portion and an opposite second open end portion, and wherein the air duct is in fluid communication with the plurality of openings in the rear wall and side walls such that air entering the first and second open end portions of the air duct can flow through the plurality of openings in the rear wall and side walls and into the chamber;
• a sash slidably mounted to the cabinet at the access opening and movable between raised and lowered positions;
• and
• at least one service panel secured externally to the cabinet, wherein the service panel provides one or more of the following for the ventilated workspace:
• air supply from an air source, gas supply from a gas source, vacuum from a vacuum source, and electrical service from an electrical source.

A ventilated workspace, comprising:

• a cabinet comprising a rear wall, a front wall, a floor, and opposing side walls that define an internal chamber, wherein the front wall comprises a chamber access opening, wherein the rear wall and side walls each include a plurality of openings configured to permit airflow from an external environment into the chamber, wherein an upper portion of the chamber is configured to be connected to an exhaust system having a fan and an exhaust duct;
• an air duct externally mounted to the cabinet rear wall and side walls, wherein the air duct comprises a first open end portion and an opposite second open end portion, and wherein the air duct is in fluid communication with the plurality of openings in the rear wall and side walls such that air entering the first and second open end portions of the air duct can flow through the plurality of openings in the rear wall and side walls and into the chamber;
• a sash slidably mounted to the cabinet at the access opening and movable between raised and lowered positions;
• and
• airflow guide vanes within the chamber that are configured to facilitate vertical airflow from the chamber into the exhaust system.