Unical / Lattner

The Lattner Group, Inc. proudly offers Unical/Lattner ultra high efficiency condensing hot water boilers.
  
Unrivaled Italian performance, technology, and quality manufactured specifically for the North American market.

Wall-Hung

Gas-Fired Condensing Hot Water
Up to 97% Efficient
 161,000 Btus & 223,000 Btus Output
Cascade Up to 8 Units
 Up to 1,784,000 Btus Output (Cascade)
Up to 32:1 Turndown (Cascade)
Single Master Control
Outdoor Air Reset
BMS Integration
ASME & CSA Approvals

condensing boiler

Brochure
Installation Manual
Cascade Installation Manual
User Manual

Floor-Standing

Gas-Fired Condensing Hot Water
  Up to 97% Efficient
298,000 Btus Output
Cascade Up to 8 Units
Up to 2,384,000 Btus Output (Cascade)
Up to 32:1 Turndown (Cascade)
Single Master Control
Outdoor Air Reset
BMS Integration
ASME & CSA Approvals

condensing boiler

Brochure
Installation Manual
Cascade Installation Manual

User Manual

Catalogs

Unical/Lattner Condensing Boiler Catalog 2014 (.pdf)

Suggested Applications

Hydronic Heating
Radiant Heating
Indirect Domestic Hot Water
Process Hot Water
Solar Thermal Hot Water
Snow Melt
Ground Thaw
Ground Source Heat Pumps

White Papers & Other Documents

The Aluminum Advantage (.pdf / .html)
10 Differentiating Features of The Unical/Lattner Heat Exchanger (.pdf / .html
)
Multi-Boiler Batteries or "Cascade" (.pdf / .html)
Solar Thermal / Condensing Boilers (.pdf / .html)
Hydraulic Separators (.pdf / .html)
Competitive Matrix (.pdf)

Specifications

Boiler Specification - Alkon 50 (.doc)
Boiler Specification - Alkon 70 (.doc)
Boiler Specification - Alkon 90 (.doc)
Specification - Hydraulic Separator (.doc)
Boiler Specification - Cascade (.doc)
Boiler Specification - Cascade/BMS (.doc)
Control Specification - BMS Language (.doc) 

Submittals

Condensing Boiler Submittal - Alkon 50 (.pdf)
Condensing Boiler Submittal - Alkon 70 (.pdf)
Condensing Boiler Submittal - Alkon 90 (.pdf)

Water Chemistry

Water Chemistry Suppliers (.pdf)

Other Products

Indirect Domestic Hot Water Tanks
Hydraulic Separators
Firetube Hot Water and Steam Boilers
Electric Hot Water and Steam Boilers
Lattner Gas and Electric Boilers

Services

System Design, Engineering, and Layout
Professional Energy Audits
Project-Based Economic Analysis
Capital Equipment Financing