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Telephone: (718) 451-2000
Email: general@federalpumps.com
| 1,000sq. ft. E.D.R. | = | 240,000 BTU per hr. | |
| 1,000 sq. ft. E.D.R. | = | 247 Ibs. Water Evap. per hr. | |
| 1,000sq. ft. E.D.R. | = | .5 gal. Water Evap. per min. | |
| 1 sq. ft. E.D.R. | = | 240 BTU per hr. (Steam) | |
| 1 sq. ft. E.D.R. | = | 150 BTU per hr. (Hot Water) | |
| 1 sq. ft. E.D.R. | = | .25 lb. Water Evap. per. hr. | |
| I Boiler HP. | = | 33,475 BTU per hr. | |
| 1 BoilerHP. | = | 34.5 Ibs. Water Evap. per hr. (at 212 degrees F) | |
| 1 Boiler HP. | = | .07 gal Water Evap. per min. | |
| 1 Boiler HP. | = | 140 sq. ft. E.D.R. (Steam) | |
| 1 Boiler HP. | = | 222 sq. ft. E.D.R. (Hot Water) | |
| 1lb. P.S.I. | = | 2.31 ft. of Water | |
| 1lb. P.S.I. | = | 2.04 ins. of Mercury | |
| 1lb. P.S.I. | = | .068 Atmosphere | |
| 1 ft. of Water | = | .433 Ibs. P.S.I. | |
| 1 ft. of Water | = | .882 ins. of Mercury | |
| 1 ft. of Water | = | .029 Atmosphere |