HIGH EFFICIENCY CAST IRON WET-BASE BOILERS with Ultimate/FDVS Direct Exhaust System Requires No Chimney and No PowerVenter

ON HEAT EXCHANGER ON TANKLESS COILS ON ALL PARTS

The high efficiency Ultimate-Plus® boilers are combined with a carefully integrated and performance matched system of components to produce the Ultimate/Direct Exhaust System. BTUH capacity of 48,000 thru 307,000. The installation requires no conventional chimney and no complicated power venting equipment to operate at peak efficiencies. Ideal for cost saving on new installations, replacement installations where existing chim- ney is deteriorated, or conversion of electrically heated homes with no chimney. The Direct Exhaust System consists of an Ultimate oil-fired boiler as described on the previous page, specially designed inlet air and exhaust hoods, post-purge burner, draft regulator, flue pres- sure safety switch and in-line oil filter assembly. Boilers ship knocked down with block assembled. Model numbers with “T” suffix include a factory installed 6 gallon per hour tankless coil to supply domestic hot water.

OIL FIRED MODELS with or without Tankless Heater

CAT. NO. MFG. NO.

2H589 2H590 2H587

MIN. INPUT RATINGS NET I.B.R.BTUH

PFO-3T-FDVS-4A 54,000 PFO-4T-FDVS-6A 105,000 PFO-5-FDVS-6A 105,000

MFG. NO.

MIN. INPUT RATINGS FIRING RATE .50 gph 1.00 gph 1.00 gph

PFO-3T-FDVS-4A 6.00 gpm PFO-4T-FDVS-6A 6.00 gpm PFO-5-FDVS-6A

None

MIN. INPUT RATINGS A.F.U.E.% 87.6 87.1 87.1

MAX. INPUT RATINGS NET I.B.R.BTUH 112,000 147,000 173,000

4” 6” 6”

MAX. INPUT RATINGS FIRING RATE 1.00 gph 1.45 gph 1.70 gph

TANKLESS COIL DIMENSIONS H x W x D EXHAUST SIZE WEIGHT 31 x 23-1/2 x 29-1/4” 31 x 23-1/2 x 32-1/2” 31 x 23-1/2 x 32-1/2”

495 580 580

MAX. INPUT RATINGS A.F.U.E.% 82.9 83.3 83.9

EACH

$5,439.57 $6,189.30 $6,233.95

HIGH EFFICIENCY CAST IRON WET-BASE BOILER with Outdoor Jacket

Another variation of the high efficiency Ultimate-Plus® Series, especially designed for new or retrofit applications where basement or indoor space and chimney are not available. Ideal for conversion of electrically heated homes. This outdoor unit features all the top-quality components listed with the indoor models listed on the previous page, and a specially designed insulated stainless steel weatherproof jacket and weatherguard. Boiler shipped knocked down with block assembled. Tankless coil not available on outdoor models.

CAT. NO. MFG. NO. MAX. ECONOMY RATINGS INPUT

2H580 PFO-4W .60 gph None

MAX. ECONOMY RATINGS NET I.B.R. BTUH 64,000

46-1/4 x 22 x 28-1/8”

MAX. ECONOMY RATINGS A.F.U.E.% 82.6

MFG. NO. TANKLESS COIL DIMENSIONS H x W x D WEIGHT PFO-4W

495

MAX. OUTPUT RATINGS INPUT 1.35 gph

ON HEAT EXCHANGER

ON ALL PARTS

MAX. OUTPUT RATINGS NET I.B.R BTUH 131,000

MAX. OUTPUT RATINGS A.F.U.E.% 78.6

EACH $5,775.09

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