AERCO - Customers and Markets
...of the new system are helping the university decrease natural gas use by 39% on an annual basis. The original centralized heating system featured three steam boilers and an underground piping distribution system which Jerry Novak, director of buildings and grounds for Concordia, had to repair on more than a few occasions. A campus audit revealed... See #1.
General Plastics - Plastic Fittings for Heating and Air Conditioning
...analysis, PVC plastic ducts are the same materials as PVC plastic pipe used below ground in plumbing systems. PVC plastic pipe has proven to be an acceptable material for underground piping systems. The material has been installed in the United States since the 1950's. Widespread use of PVC plastic pipe below grade dates back to the late 1960's. See #2.
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Mission Rubber Co - Links and Documents
...ASTM A240/A240M-06: Chromium and Chromium-Nickel Stainless Steel Plate C564-03: Rubber Gaskets for Cast Iron Soil Pipe and Fittings C1173-06: Flexible Transition Couplings for Underground Piping Systems C1277-03: Shielded Couplings Joining Hubless Cast Iron Soil Pipe and Fittings C1460-00: Shielded Transition Couplings for Use With Dissimilar... See #3.
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SPCC Plans
For purposes of this exemption, the completely buried storage capacity of a facility excludes the capacity of a completely buried tank, as defined in �112.2, and connected underground piping, underground ancillary equipment, and containment systems, that is currently subject to all of the technical requirements of part 280 of this chapter... See #4.
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MG Piping Products Co. - Corrosive Study - Page 3
...1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 DIFFERENTIAL AERATION AND STAINLESS STEEL Of the many different types of corrosion, the most common to underground piping systems is concentration cell corrosion. Also called "differential aeration corrosion" and "crevice corrosion", it defines corrosion... See #5.
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DriTherm International Inc.
In Canada, DriTherm is distributed in Montreal, Ottawa, and Winnipeg. Enough DriTherm to insulate and protect several hundred feet of underground piping can be shipped to arrive anywhere in the continental United States within (24) hours. Home About Us Product Overview Literature FAQ's References Photo... See #6.
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