Do recycled materials offer comparable sound isolation性能

In Stock

Size Guide

$34.99 $29.99

Shipping and Returns Policy

Jan 26, 2016 ... 5.1 What is sound transmission class (STC)?. . . . . . 11. 5.2 How ... It is aimed at providing building owners and users with use- ful background ... The State Tax Commission members are appointed by the Governor. The STC is subject to the Open Meetings Act and to the Freedom of Information Act. They are ... ... information, see www.kolbewindows.com/resources/professional-tools/acoustic. E.​ Sound Transmission Class (STC): Rated for not less than [26] [30]

Find similar items here:

what is sound transmission class Informational


  • Next Day Delivery by USPS Find out more

    Order by 9pm (excludes Public holidays)

    $11.99

  • Express Delivery - 48 Hours Find out more

    Order by 9pm (excludes Public holidays)

    $9.99

  • Standard Delivery $6.99 Find out more

    Delivered within 3 - 7 days (excludes Public holidays).

  • Store Delivery $6.99 Find out more

    Delivered to your chosen store within 3-7 days

    Spend over $400 (excluding delivery charge) to get a $20 voucher to spend in-store
  • International Delivery Find out more

    International Delivery is available for this product. The cost and delivery time depend on the country.

You can now return your online order in a few easy steps. Select your preferred tracked returns service. We have print at home, paperless and collection options available.

You have 28 days to return your order from the date it’s delivered. Exclusions apply.

View our full Returns and Exchanges information.

Our extended Christmas returns policy runs from 28th October until 5th January 2025, all items purchased online during this time can be returned for a full refund.

No reviews yet. Only logged in customers who have purchased this product may leave a review.