Description : BWD series, which has two(2) metal seats, is primarily Demanded by a district heating system and thermal plant where a Maintenance Free valve is required.
Source : http://www.unicomvalve.com/products/sub07.htm
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Description : BWD series, which has two(2) metal seats, is primarily Demanded by a district heating system and thermal plant where a Maintenance Free valve is required.
Source : http://www.unicomvalve.com/products/sub07.htm
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