FIGURE 6: ALL AIR FROM OUTDOORS, USING

OPENINGS INTO BOILER ROOM

FIGURE 7: ALL AIR FROM OUTDOORS, USING

HORIZONTAL DUCTS INTO BOILER ROOM

VI Venting

Vent installation must be in accordance with local building codes, or the local authority having jurisdiction, or Chapters 7 and 10 of the National Fuel Gas Code, NFPA 54/ANSI Z 223.1.

Typical vent installation is illustrated by Figure 8. The components of vent installation are boiler draft diverter, vent damper, vent connector and chimney. The AWI and TWI series boilers are equipped with a draft diverter which is built into the boiler; do not attempt to install an external draft hood.

1)Acceptable Chimneys - The following chimneys may be used to vent AWI or TWI series boilers:

Listed Type B or L gas vent - Install in accordance with the manufacturer’s instructions, the terms of its listing, and applicable codes.

Masonry Chimney - The masonry chimney must be constructed in accordance with the Standard for Chimneys, Fireplaces, Vents, and Solid Fuel Burning Appliances (NFPA 211) and lined with a clay liner or other listed lining system. Do not vent an AWI or TWI series boiler into an unlined chimney.

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Crown Boiler AWI128, TWI095, TWI128, TWI061, TWI162, AWI061 VI Venting, ALL AIR from OUTDOORS, Using Openings Into Boiler Room

AWI262, AWI095, TWI095, AWI195, AWI037 specifications

Crown Boiler is a renowned name in the heating industry, providing high-quality, efficient heating solutions that cater to various residential and commercial needs. Among its impressive lineup, the AWI and TWI series stand out for their design, technology, and performance.

The Crown Boiler AWI061 and TWI061 are part of the Hydronic Boiler range, designed to deliver efficient hot water heating. The AWI series features an advanced pressure-jet design that allows it to operate with exceptional fuel efficiency, reducing operating costs for homeowners and businesses alike. Additionally, these models come equipped with an integrated pump system that ensures a consistent supply of hot water, making them ideal for both space heating and domestic hot water applications.

Meanwhile, the AWI162 and AWI128 models are engineered for higher output, addressing larger heating needs without compromising efficiency. These models showcase a robust heat exchanger made of durable cast iron, promoting longevity and effective heat transfer. The AWI series boilers feature a modern control system that allows for precise temperature management, enhancing comfort while minimizing energy consumption.

The Crown Boiler AWI295, on the other hand, steps up with a significant heating capacity suited for commercial applications. This model is designed with advanced safety and efficiency technologies, including an intelligent control module that monitors temperature and pressure, ensuring optimal performance while preventing malfunctions. The large water volume design allows for enhanced thermal stability and consistent heating output.

A notable characteristic across these models is their ease of installation and maintenance. Crown Boiler has engineered the units with user-friendly features, including accessible components and simplified diagnostics that help technicians service the boilers swiftly. Moreover, the durability of cast iron construction ensures that these units can withstand high thermal stress while delivering reliable performance over the years.

In summary, Crown Boiler’s AWI061, TWI061, AWI162, AWI128, and AWI295 models offer a range of solutions equipped with advanced technologies and features designed for efficiency and reliability. These boilers are suitable for diverse heating needs, promising optimal comfort and convenience in both residential and commercial settings. With Crown Boiler's longstanding commitment to quality, customers can be assured of a robust heating solution backed by exceptional service.