| Comparison : | Item # PDX-50S-60FB-3N, Light Duty Commercial Power Direct Vent Energy Saver Gas Water Heaters Item # PDX-50S-60FB-5N, Light Duty Commercial Power Direct Vent Energy Saver Gas Water Heaters
 Item # PDX-50S-60FS-3X, Light Duty Commercial Power Direct Vent Energy Saver Gas Water Heaters
 Item # PDX-50S-60FS-5X, Light Duty Commercial Power Direct Vent Energy Saver Gas Water Heaters
 Item # PDX-65S-65FB-3N, Light Duty Commercial Power Direct Vent Energy Saver Gas Water Heaters
 
 |