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1/4 Wonder straight valve C ITEM No: WON14SC Venting capacity equal to 15 ordinary air valves. Use on radiators farthest from boilers and in coldest rooms (for example, on third-floor radiators and above) |
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1/4 Wonder straight valve C ITEM No: WON14SC Venting capacity equal to 15 ordinary air valves. Use on radiators farthest from boilers and in coldest rooms (for example, on third-floor radiators and above) |