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1/8 Straight #6 ITEM No: MOM18S6 Venting capacity equal to 8 ordinary air valves. use on radiators farther from boiler and in cold rooms. |
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1/8 Straight #6 ITEM No: MOM18S6 Venting capacity equal to 8 ordinary air valves. use on radiators farther from boiler and in cold rooms. |