GENERAL INFORMATION
5
B. MUNCHKIN RATINGS AND DIMENSIONS
MODEL INLET OUTLET RECOVERY RATE
FIRST HOUR RATING
W/ 80 GAL. STORAGE TANK
FIRST HOUR RATING
W/ 119 GAL. STORAGE TANK
199 VWH 40° 80° 561 GAL 614 GAL 640 GAL
199 VWH 40° 90° 450 GAL 503 GAL 529 GAL
199 VWH 40° 100° 374 GAL 427 GAL 453 GAL
199 VWH 40° 110° 320 GAL 373 GAL 399 GAL
199 VWH 40° 120° 280 GAL 333 GAL 359 GAL
199 VWH 40° 130° 250 GAL 303 GAL 329 GAL
199 VWH 40° 140° 224 GAL 277 GAL 303 GAL
199 VWH 40° 150° 205 GAL 258 GAL 284 GAL
199 VWH 40° 160° 188 GAL 241 GAL 267 GAL
199 VWH 40° 170° 173 GAL 226 GAL 252 GAL
199 VWH 40° 180° 160 GAL 213 GAL 239 GAL
399 VWH 40° 80° 1125 GPH 1178 GAL 1204 GAL
399 VWH 40° 90° 900 GPH 953 GAL 979 GAL
399 VWH 40° 100° 750 GPH 803 GAL 829 GAL
399 VWH 40° 110° 642 GPH 695 GAL 721 GAL
399 VWH 40° 120° 562 GPH 615 GAL 641 GAL
399 VWH 40° 130° 500 GPH 553 GAL 579 GAL
399 VWH 40° 140° 450 GPH 503 GAL 529 GAL
399 VWH 40° 150° 409 GPH 462 GAL 488 GAL
399 VWH 40° 160° 375 GPH 428 GAL 454 GAL
399 VWH 40° 170° 346 GPH 399 GAL 425 GAL
399 VWH 40° 180° 321 GPH 374 GAL 400 GAL
Model
Input
Modulation
Output
Modulation
Supply/Return
Connection
Gas Connection
Size
Intake/Exhaust
Dia.
Shipping
Weight
L W H
199VWH 66,000–199,000 48,000–191,040 1¼” NPT ¾” 3” PVC Sch. 40 126 lbs. 24.50 18.25 25.88
399VWH 100,000–399,000 96,000–343,040 2” NPT 1¼” 4” PVC Sch. 40 267 lbs. 44.25 18.25 25.88
199 VWH at 20GPM
Pressure Drop for Tube Length of 1¼” Copper
(10) 90° Elbows ad (2) Tees (Side Outlet)
with Munchkin 199 VWH
1¼” Tube Length 20’ 30’ 40’ 50’ 60’
20 GPM 21.65 22.62 23.6 24.56 25.53
399 VWH at 40GPM
Pressure Drop for Tube Length of 2” Copper
(10) 90° Elbows and (2) Tees (Side Outlet)
with Munchkin 399 VWH
2” Tube Length 20’ 30’ 40’ 50’ 60’
40 GPM 24 24.37 24.74 25.11 25.48