我家查出氡气5.7,该咋办?装HRV?

2000年的房子,现在已经晚了。看了回复,好像最好的方法就是夏天开窗,冬天用HRV,来保证室内空气的新鲜,然后降低氡气的浓度。是否是这样?另外,可否给我推荐一个安装HRV的公司,大概价格是多少,好让我心里有个谱。谢谢了!

Harding公司是本地比较大的安装公司:
http://teamhardingcomfort.com/



另外,venmar的网上可以找到他们认可的installers:

http://www.venmar.ca/where-to-buy.html

HARDING MECHANICAL CONTRACTORS INC
2210 CAVANMORE RD
CARP, ON K0A1L0
613-831-2257
9.38 KM
Directions



BRUCE MECHANICAL LTD
3214 TORWOOD DR.
DUNROBIN, ON K0A1T0
613-832-7823
12.39 KM
Directions



TOP HAT HOME COMFORT SERVICES
1072 MERIVALE RD
OTTAWA, ON K1Z6A8
613-722-1226
14.69 KM
Directions



CAMTECH HOME CONFORT
81 AURIGA DRIVE #15
NEPEAN, ON K2E7Y5
613-913-3481
16.14 KM
Directions
 
地下室的结果是5.8,难道是我把检测仪直接放在地下室的地上所以结果才比较高吗?可是一楼显示的也有5.7啊,又难道是没让机器休息,直接在一楼测试,数据又高了?现在2楼的房间正在测试,结果还没出来。

建议LZ 测一下房子外的读数
 
You need to install a Radon mitigation system to solve the problem. HRV could not fix the issue

http://www.hc-sc.gc.ca/ewh-semt/radiation/radon/faq_fq-eng.php

:cool::cool::cool:

Q. How can I reduce the amount of radon in my house?

A. The most common and effective radon reduction method is Active Soil Depressurisation (ASD); a method where a hole is drilled in your basement floor and a pipe is installed with a fan that draws the radon gas from under your house and pushes it outside. ASD is typically performed by a contractor. If you want to hire a contractor, Health Canada recommends that the contractor be certified from an accredited organization. Health Canada recognizes the Canadian certification program, Canadian National Radon Proficiency Program (C-NRPP), offered jointly through the National Environmental Health Association (NEHA) and the American Association of Radon Scientists and Technologists (AARST), 1 800 269-4174. C-NRPP is the credentialing body that will administer and operate the program in accordance with their program policies.

Q. How much will it cost to mitigate my house?

A. The cost of reducing radon in your house depends on how your home was built and the extent of the radon problem. The average radon remediation process, typically done using a contractor, will cost between $1500 - $3000. The cost is much less if a passive system was installed during construction.
 
:cool::cool::cool:



Q. How can I reduce the amount of radon in my house?



A. The most common and effective radon reduction method is Active Soil Depressurisation (ASD); a method where a hole is drilled in your basement floor and a pipe is installed with a fan that draws the radon gas from under your house and pushes it outside. ASD is typically performed by a contractor. If you want to hire a contractor, Health Canada recommends that the contractor be certified from an accredited organization. Health Canada recognizes the Canadian certification program, Canadian National Radon Proficiency Program (C-NRPP), offered jointly through the National Environmental Health Association (NEHA) and the American Association of Radon Scientists and Technologists (AARST), 1 800 269-4174. C-NRPP is the credentialing body that will administer and operate the program in accordance with their program policies.



Q. How much will it cost to mitigate my house?



A. The cost of reducing radon in your house depends on how your home was built and the extent of the radon problem. The average radon remediation process, typically done using a contractor, will cost between $1500 - $3000. The cost is much less if a passive system was installed during construction.



不觉得把foundation砸开是个好主意。在地下室装排气扇似乎是个经济且行之有效的办法。
 
:cool::cool::cool:

Q. How can I reduce the amount of radon in my house?

A. The most common and effective radon reduction method is Active Soil Depressurisation (ASD); a method where a hole is drilled in your basement floor and a pipe is installed with a fan that draws the radon gas from under your house and pushes it outside. ASD is typically performed by a contractor. If you want to hire a contractor, Health Canada recommends that the contractor be certified from an accredited organization. Health Canada recognizes the Canadian certification program, Canadian National Radon Proficiency Program (C-NRPP), offered jointly through the National Environmental Health Association (NEHA) and the American Association of Radon Scientists and Technologists (AARST), 1 800 269-4174. C-NRPP is the credentialing body that will administer and operate the program in accordance with their program policies.

Q. How much will it cost to mitigate my house?

A. The cost of reducing radon in your house depends on how your home was built and the extent of the radon problem. The average radon remediation process, typically done using a contractor, will cost between $1500 - $3000. The cost is much less if a passive system was installed during construction.

这又是一群傻子设计的无用物!
 

As the readings from basement and upstairs were 5.8 and 5.7 respectively, two readings are too close. I suspect probably there is a problem in the accuracy or calibration of the instrument. One way to prove it is by measuring the background.
 
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