Search results for: rooftop variable

Bid Number:23-32 Bid Title:Two Package Rooftop Variable Air Volume DOAS Category:PurchasingStatus:Open Description: The Town of Lexington invites sealed bids for the purchase and delivery of two (2) package rooftop variable air volume dedicated outdoor system (DOAS). 100% outside air, air source heat pump and energy recovery wheel units, to be received at:Town Office Building- Purchasing Office 1625 Massachusetts Ave Lexington, MA 02420Until 12:00

Projects similar in size to this project include:  Projects similar in size would consist of replacing a minimum 100 ton packaged rooftop variable air handling unit and a gas fired makeup air unit. Scope includes HVAC DDC controls replacement for multiple rooftops packaged systems with a minimum of 80 VAVs.C.

Replacement of a multizone rooftop air handler with a constant volume packaged rooftop air handler. Variable air volume devices with electric heating to be installed for each zone.

The HVAC system scope includes replacing an existing split system/furnaces and rooftop units with new Variable Refrigerant Flow systems, packaged rooftop units and dedicated outside air units. A new building automation system will also be added. Contact Information: Name Karsten Kargel Address 1458 E.

The HVAC system scope includes replacing an existing split system/furnaces and rooftop units with new Variable Refrigerant Flow systems, packaged rooftop units and dedicated outside air units. A new building automation system will also be added. Contact Information: Name Karsten Kargel Address 1458 E.

Work on Hanson Hall also includes removal of the existing packaged rooftop heat pumps and installation of new Variable Refrigerant Flow (VRF) system, and rooftop-mounted Dedicated Outside Air System (DOAS) unit, and related modifications.

The HVAC system scope includes replacing an existing Triple Deck Multi-Zone units with new Variable Refrigerant Flow systems, packaged rooftop units and dedicated outside air units. A new building automation system will also be added.