Page 2 - FQ10591.PloteConstruction.IL.For-ReadyMixBatchPlant.DC15000S w5000GalTank wDuplexDelPumpPkg

Plote Construction Proposal No. Q10591
1100 Brandt Drive
Hoffman Estates, IL 60120 Date: October 12, 2017

Attention: Mr. Greg Rohlf Salesman: GET/kr

E-mail: grohlf@plote.com Tel: 847-560-1003

Subject: Hot Water for a Ready Mix Batch Plant

We are pleased to quote the following, Fully Packaged Model DC 15000S DIRECT CONTACT
WATER HEATER with Integral 5,000 Gallon Tank and duplex delivery pump package to be
installed by the purchaser. This system is designed on the basis of the information supplied to
us by your plant to handle the following approximate quantities and temperatures and produce
the stated results.

CUSTOMER REQUIREMENTS:

Hot Water -------------------------------------------- 13,200 GPH (220 GPM @ 170 Deg. F.)

Cold Water (Minimum) ------------------------------------------------------------ 35 Deg. F.

Cold Water (Average) -------------------------------------------------------------- 50 Deg. F.

Natural Gas Pressure (1,000 BTU/FT ) ----------------------- 5 PSIG @ 15,000 FT /HR.
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HEATER CAPACITY:

Direct Contact Water Heater (Patent No. 4574775) is rated at 15,000,000 BTU/HR and is capable
of heating 220 GPM or (13,200 GPH) from 35 to 170 Deg. F. at sea level to 1,000 foot elevation.
Water can be heated up to a maximum of 180 Deg. F. at a reduced flow.

LUDELL EXTENDED WARRANTEE:

Ludell warrants its water heaters against defects in material and workmanship, under normal
use and service for a period of five (5) years after shipment for the fabricated stainless steel shell
and one (1) year for all other components. Ludell's obligation is limited to repair or replacement
f.o.b. Ludell's plant. Please note that customer supplied water chemistry may adversely affect
the equipment materials of construction. If the water supply is aggressive, acidic or high in
chlorides a higher-grade stainless steel alloy must be utilized. Contact Ludell for a quote
revision if your supply water chemistry is of poor quality.