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1xBS PD CLC/TS 50703-2:2020
$106.30 -
![AS K153.1-1964 [ Superseded ]](https://www.normfile.org/7081-small_default/as-k1531-1964-superseded-.jpg)
1xAS K153.1-1964...
$34.75 -
1xBS 7666-2:2020
$106.30 -
![AS C142-1964 [ Superseded ]](https://www.normfile.org/7051-small_default/as-c142-1964-superseded-.jpg)
1xAS C142-1964...
$13.16 -
1xBS PD CEN/TR 17557:2020
$76.58 -
1xBS PD CEN/TR 17548:2020
$160.02 -
1xBS PD IEC TR 63307:2020
$160.02 -
1xANSI C18.1M, Part 2-2019
$51.75
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ANSI AARST CCAH-2020 Rev. 5/23
ANSI AARST CCAH-2020 Rev. 5/23 Reducing Radon in New Construction of One & Two Family Dwellings and Townhouses
standard by American National Standards Institute, 2023
Full Description
The purposes of this standard shall be as follows:
1) To specify radon control methods and techniques for use in dwelling units to reduce indoor radon concentrations to below the National Action Level (NAL) of 4.0 pCi/L [150 Bq/m3].
2) To provide minimum requirements for the rough-In of radon control system components in new dwelling units under construction and activation of the radon control systems, if required.
3) To provide a model set of requirements for adoption by states and local jurisdictions.
4) To provide a means for authorized personnel to inspect and evaluate rough-In components of radon control systems and activated radon control systems in new construction.
This standard shall be applicable only to in newly constructed one- and two-family dwellings and townhouses.
