Table 3 (cont'd) – Bard Bayrd Furnace 403293A User Manual

Page 51

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VENT TABLES

TABLE 3 (cont'd)

Vent Cotmector Ctpicltj

Capacity of Type B Double-Wall Vents wKh Type B Double-Wall Connectors

Serving two or more Category I Appliances

Vent

Height

Comector

Rise

12"

14"

Vent Connector Diameter • D (inches)

16"

I

1«"

I

20"

22"

24"

Appliance Input Rating Limits in Thousands oTBtu Per Hour

H

R

FAN

NAT

FAN

NAT

FAN

NAT

FAN

NAT

FAN

NAT

FAN

NAT

FAN

NAT

(ft)

(ft)

Min

Max Max

Min

Max Max

Min

Max Max

Min Max Max

Min Max Max

Min Max Max

Min Max Max

6

2

174

764

496

223 1046

653

281 1371

853

346 1772 1080

NA

NA

NA

NA

NA

NA

NA

NA

NA

4

180

897

616

230 1231

827

287 1617

lost

352 2069 1370

NA

NA

NA

NA

NA

NA

NA

NA

NA

6

NA

NA

NA

NA

NA

NA

NA

NA

NA

NA

NA

NA

NA

NA

NA

NA

NA

NA

NA

NA

NA

8

2

186

822

516

238 1126

696

298 1478

910

365 1920 1150

NA

NA

NA

NA

NA

NA

NA

NA

NA

4

192

952

644

244 1307

884

305 1719 U50

372 2211 1460

471 2737 1800

560 3319 2180

662 3957 2590

6

198 1050

772

252 1445 1072

313 1902 1390

380 2434 1770

478 3018 2180

568 3665 2640

669 4373 3130

10

2

196

870

536

249 1195

730

311 1570

955

379 2049 1205

NA

NA

NA

NA

NA

NA

NA

NA

NA

4

201

997

664

256 1371

924

318 1804 1205

387 2332 1535

486 2887 1890

581 3502 2280

686

4175 2710

6

207 1095

792

263 1509 1118

325 1989 1455

395 2556 1865

494 3169 2290

589 3849 2760

694 4593 3270

15

2

214

967

568

272 1334

790

336 1760 1030

408 2317 1305

NA

NA

NA

NA

NA

NA

NA

NA

NA

4

221 1085

712

279 1499 1006

344 1978 1320

416 2579 1665

523 3197 2060

624 3881 2490

734 4631 2960

6

228 1181

856

286 1632 1222

351 2157 1610

424 2796 2025

533 3470 2510

634 4216 3090

743 5035 3600

20

2

223 1051

596

291 1443

840

357 1911 1095

430 2533 1385

NA

NA

NA

NA

NA

NA

NA

NA

NA

4

230 1162

748

298 1597 1064

365 2116 1395

438 2778 1765

554 3447 2180

661 4190 2630

772 5005 3130

6

237 1253

900

307 1726 1288

373 2287 1695

450 2984 2145

567 3708 2650

671 4511 3190

785 5392 3790

30

2

216 1217

632

286 1664

910

367 2183 1190

461 2891 1540

NA

NA

NA

NA

NA

NA

NA

NA

NA

4

223 1316

792

294 1802 1160

376 2366 1510

474 3110 1920

619 3840 2365

728 4681 2860

847 5606 3410

6

231 1400

952

303 1920 1410

384 2524 1830

485 3299 2340

632 4080 2875

741 4976 3480

860 5961 4150

50

2

206 1479

689

273 2023 1007

350 2659 1315

435 3548 1665

NA

NA

NA

NA

NA

NA

NA

NA

NA

4

213 1561

860

281 2139 1291

359 2814 1685

447 3730 2135

580 4601 2633

709 5569 3185

851 6633 3790

6

221 1631 1031

290 2242 1575

369 2951 2055

461 3893 2605

594 4808 3208

724 5826 3885

867 6943 4620

100

2

192 1923

712

254 2644 1050

326 3490 1370

402 4707 1740

NA

NA

NA

NA

NA

NA

NA

NA

NA

4

200 1984

888

263 2731 1346

336 3606 1760

414 4842 2220

523 5982 2750

639 7254 3330

769 8650 3950

6

208 2035 1064

272 2811 1642

346 3714 2150

426 4968 2700

539 6143 3350

654 7453 4070

786 8892 4810

Common

Vent Capadtf

Common Vent Diameter - D (inches)

12"

14"

___

L _

16"

I

18"

1

20"

L

22"

24"

Vent

Height

H

Combined Appliance Input Rating in Thousands of Btu Per Hour

FAN FAN NAT

FAN FAN NAT

fan

FAN NAT

FAN FAN NAT

FAN FAN NAT

FAN FAN NAT

FAN FAN NAT

(ft)

+FAN +NAT +NAT +FAN +NAT +NAT +FAN +NAT +NAT +FAN +NAT +NAT +FAN +NAT +NAT +FAN +NAT +NAT +FAN+NAT +NAT

6

900

696

588

1284

990

815

1735 1336 1065

2253 1732 1345

2838 2180 1660

3488 2677 1970

4206 3226 2390

8

994

773

652

1423 1103

912

1927 1491 1190

2507 1936 1510

3162 2439 1860

3890 2998 2200

4695 3616 2680

10

1076

841

712

1542 1200

995

2093 1625 1300

2727 2113 1645

3444 2665 2030

4241 3278 2400

5123 3957 2920

15

1247

986

825

1794 1410 1158

2440 1910 1510

3184 2484 1910

4026 3133 2360

4971 3862 2790

6016 4670 3400

20

1405 1116

916

2006 1588 1290

2722 2147 1690

3561 2798 2140

4548 3552 2640

5573 4352 3120

6749 5261 3800

30

1658 1327 1025

2373 1892 1525

3220 2558 1990

4197 3326 2520

5303 4193 3110

6539 5157 3680

7940 6247 4480

50

2024 1640 1280

2911 2347 1863

3964 3183 2430

5184 4149 3075

6567 5240 3800

8116 6458 4500

9837 7813 5475

100

2569 2131 1670

3732 3076 2450

5125 4202 3200

6749 5509 4050

8597 6986 5000 10681 8648 5920 13004 10499 7200

49

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