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旧 Dec 1st, 2011, 13:46     #1
the70sboi
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默认 请教:取暖炉的燃烧空气是室内好还是室外好

小弟刚在Markham买的新房,新近交割。发现取暖炉的AIR INTAKE是直接在炉子上便放了个一尺来长的PVC再加个弯头了事。因为我老房子的炉子是通过PVC管直接从室外取新鲜空气的,顾心存疑虑。网上还有人说,室外的冷空气容易让热交换器破裂?

今天和BUILDER的人讨论,他说按照CODE来说,室内的和室外的新鲜空气都符合。以我个人理解,当然还是室外的新鲜空气氧气更丰富,所以燃烧更充分吧。但是人家说符合要求,咱也很难迫使人家再找人凿个洞装根管子。

所以在此请教各位大神,这样室内取气对空气质量,乃至安全有没有影响呢?将来要是打算装修BASEMENT,把炉子伍的封起来,是不是怎么也得凿眼了?能跟热水锅炉的入气管并在一起吧?是不是违反规定呢?

问题太多了,不好意思

猴儿哥,师傅让妖精抓走了
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旧 Dec 1st, 2011, 14:37   只看该作者   #2
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默认

家里的从外面取空气没问题,大楼的需要加装mixer。暖风炉和热水器共用没问题。你要装修的话,炉子空间小了,最好从外面取空气
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旧 Dec 1st, 2011, 14:47   只看该作者   #3
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默认

从室内取气,是不是还有NEGATIVE PRESSURE的问题?
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旧 Dec 1st, 2011, 14:52   只看该作者   #4
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默认

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从室内取气,是不是还有NEGATIVE PRESSURE的问题?
只有极个别的从室内取气,做装修时需要单独的较大空间和窗户。否则不符合code。负压也是这样造成的。如果房子密封太好,危险系数将更大
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旧 Dec 1st, 2011, 16:22   只看该作者   #5
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默认

builder好像偷懒了,
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旧 Dec 1st, 2011, 20:04   只看该作者   #6
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默认

我的没有单独的INTAKE,就象做饭的瓦斯炉罩直接利用周围的空气。
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旧 Dec 1st, 2011, 20:43   只看该作者   #7
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默认

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作者: the70sboi 查看帖子
小弟刚在Markham买的新房,新近交割。发现取暖炉的AIR INTAKE是直接在炉子上便放了个一尺来长的PVC再加个弯头了事。因为我老房子的炉子是通过PVC管直接从室外取新鲜空气的,顾心存疑虑。网上还有人说,室外的冷空气容易让热交换器破裂?

今天和BUILDER的人讨论,他说按照CODE来说...
你看到的那个pvc短管,是给排废气的inducer blower平衡压力的,你的炉子应该是高效暖炉。那个排气量不大,不至于造成负压。但是你要是想做个锅炉间的话,这根管子是得伸出来。
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旧 Dec 1st, 2011, 21:37   只看该作者   #8
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默认

furnace所处空间如果足够大,(可以参考furnace安装手册),就可以用室内空气燃烧(即一根管通室外)。如果空间不够(如装修隔成小房间),就必须用室外空气燃烧(即两根管子通室外)。我听见有人complain说地下室空气不如以前了(她是从一根管改成两根管)。现在也有furnace只能用两根管的。
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旧 Dec 1st, 2011, 22:14   只看该作者   #9
the70sboi
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默认

非常感谢大家的回复,真是受益匪浅!那至少现在来看没有安全隐患,就罢了吧。我起先是担心燃烧不充分会有煤气。再次感谢大家!
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旧 Dec 5th, 2011, 20:54   只看该作者   #10
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默认 你认真检查一下,看还有没有另外一个4“的管子接着外面

你的是新房,炉子如果采用室内空气,必须要有另外的新鲜空气人口(一般用4”软管)。不管房间大小。
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感谢 zzz empire
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the70sboi (Dec 7th, 2011)
旧 Dec 7th, 2011, 13:45   只看该作者   #11
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默认

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你的是新房,炉子如果采用室内空气,必须要有另外的新鲜空气人口(一般用4”软管)。不管房间大小。
回头还是和BUILDER抱怨一下吧,看来他们是依仗着符合建筑要求,懒的再开一个洞了
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