EXTERIOR HORIZONTAL VENT TERMINATION CLEARANCE REQUIREMENTS

*See Item D in the Text Below.

Exterior Wall

Center Line

 

 

Inside

 

 

 

of Termination

 

 

 

 

*18”

 

 

 

Corner Detail

 

 

 

 

 

 

 

 

 

Horizontal

 

 

 

 

G

 

 

Termination

 

 

 

 

 

 

 

18”

Ventilated Soffit

 

 

V

 

 

 

 

A

 

 

 

Inside Corner

 

 

 

 

 

 

 

 

 

= 9” in U.S.

 

 

 

 

 

A

Detail D

 

 

 

= 12” in Canada

 

 

 

 

 

 

 

 

 

 

 

 

 

3 ft.

B

 

 

C

B

 

 

X

 

 

 

 

 

A

L

 

V

 

 

 

A

 

 

V

Operable

 

 

 

Fixed

 

 

 

 

 

Closed

 

 

Window

 

3 ft.

F

V

Window

 

 

 

 

 

 

 

 

 

 

 

 

C

B

 

J

 

V

 

 

 

 

 

C

C

B

B

 

 

 

 

 

 

 

A

 

 

 

 

 

 

X = Air Supply Inlet

 

V = Vent Terminal

= Area where Terminal is not Permitted

 

H

D

E

 

 

M

V

I

V

6

 

Canadian Installation*

US Installation**

 

 

 

A = Clearance above grade, veranda, porch,

12 inches (30cm)*

12 inches (30cm)**

deck, or balcony.

 

 

 

 

 

B = Clearance to window or door that may be

6 in (15cm) for appliances

6 in (15cm) for appliances

opened.

< 10,000 Btuh (3kW), 12 in (30cm)

< 10,000 Btuh (3kW), 9 in (23cm)

 

for appliances > 10,000 Btuh (3kW) and

for appliances > 10,000 Btuh (3kW) and

 

< 100,000 Btuh (30kW), 36 inches (91cm)

< 50,000 Btuh (15kW), 12 inches (30cm)

 

for appliances > 100,000 Btuh (30kW)*

for appliances > 50,000 Btuh (15kW)**

C = Clearance to permanently closed window

12" (305mm) recommended to prevent

9" (229mm) recommended to prevent

 

window condensation

window condensation

 

 

 

D = Vertical clearance to ventilated soffit

18" (458mm)

18" (458mm)

located above the terminal within a horizontal

 

 

distance of 18 inches (458mm) from the center

 

 

line of the terminal

 

 

E = Clearance to unventilated soffit

12" (305mm)

12" (305mm)

 

 

 

F = Clearance to outside corner

5" (12.7cm) minimum

5" (12.7cm) minimum

G = Clearance to inside corner

6" (15.2cm) minimum

6" (15.2cm) minimum

H = Clearance to each inside of center line

3 feet (91cm) within a height of 15 feet

3 feet (91cm) within a height of 15 feet

extended above meter/regulator assembly

above the meter/regulator assembly*

above the meter/regulator assembly**

I = Clearance to service regulator vent outlet

3 feet (91cm)*

3 feet (91cm)**

 

 

 

J = Clearance to nonmechanical air supply inlet

6 in (15cm) for appliances

6 in (15cm) for appliances

to building or the combustion air inlet to any

< 10,000 Btuh (3kW), 12 in (30cm)

< 10,000 Btuh (3kW), 9 in (23cm)

other appliance

for appliances > 10,000 Btuh (3kW) and

for appliances > 10,000 Btuh (3kW) and

 

< 100,000 Btuh (30kW), 36 inches (91cm)

< 50,000 Btuh (15kW), 12 inches (30cm)

 

for appliances > 100,000 Btuh (30kW)*

for appliances > 50,000 Btuh (15kW)**

K = Clearance to a mechanical air supply inlet

6 feet (1.83m)*

3 feet (91cm) above if within 10 feet (3m)

 

 

horizontally**

L = Clearance above paved sidewalk or paved

7 feet (2.13m)‡

7 feet (2.13m)‡

diveway located on public property

 

 

M = Clearance under veranda, porch, deck or

12 inches (30cm)*‡

12 inches (30cm)‡

balcony

 

 

*In accordance with the current CSA-B149.1 National Gas And Propane Installation Code.

**In accordance with the curent ANSI SZ223.1/NFPA 54 National Fuel Gas Codes.

A vent shall not terminate directly above a sidewalk or paved driveway which is located between two single family dwellings and serves both dwellings.

*‡ Only permitted if veranda, porch, deck or balcony is fully open on a minimum 2 sides beneath the floor:

Figure 8

NOTE: DIAGRAMS & ILLUSTRATIONS NOT TO SCALE.

Page 6
Image 6
TOA Electronics 600 installation instructions Exterior Horizontal Vent Termination Clearance Requirements

600 specifications

TOA Electronics, a leading manufacturer in the audio and communication equipment industry, has built a reputation for delivering high-quality products designed for commercial and professional applications. One of their standout offerings is the TOA 600 series of amplifiers, which combines power, clarity, and reliability, catering to a diverse range of sound reinforcement needs.

The TOA 600 series amplifiers are engineered with a wide power range, accommodating various installations from small venues to large auditoriums. This versatility is complemented by advanced technologies that enhance audio performance. The amplifiers boast a compact design, making them easy to integrate into existing sound systems without occupying excessive space.

One of the key features of the TOA 600 series is its high efficiency. Utilizing Class D amplification technology, these amplifiers deliver clear and powerful audio while consuming less energy than traditional analog amplifiers. This not only reduces operational costs but also minimizes heat generation, enhancing the long-term reliability of the equipment.

Another notable characteristic of the TOA 600 series is its built-in digital signal processing (DSP) capabilities. This technology allows users to optimize sound quality in real-time by adjusting parameters such as equalization, compression, and limiting. Users can create tailored sound profiles that suit specific environments or applications, ensuring optimal audio clarity and consistency.

The TOA 600 series also includes extensive protection circuits that safeguard the amplifier against common faults like overcurrent, overload, and overheating. This ensures durability and serviceability, making it a preferred choice for professionals who require dependable audio solutions.

Additionally, the amplifiers support multiple input options, including balanced XLR inputs and unbalanced RCA connectors, allowing for seamless integration with a variety of audio sources such as microphones, mixers, and playback devices. The built-in network capability also facilitates remote control and monitoring, providing users with greater flexibility and convenience.

Overall, the TOA 600 series amplifiers are a testament to TOA Electronics' commitment to quality and innovation in the audio industry. With their advanced features, robust construction, and user-friendly interface, these amplifiers are ideal for anyone seeking reliable and high-performance audio solutions for commercial or professional applications. Whether in schools, venues, or corporate environments, the TOA 600 series amplifiers deliver unparalleled sound quality and reliability.