Frequently Asked Questions
Sert-A-Plug: Safe, healthier, more efficient hearing protection!
Sert-A-Plug Earplug Insertion Device U.S Patent and Trademark information.
Sert-A-Plug is covered by U.S. Patent No. 8,955,519. For use under U.S. Patent No. 8,616,213.
Sert-A-Plug™ Trademark is covered by the U.S Patent and Trademark Office.
What is NIHL?
A. NIHL is the acronym for Noise Induced Hearing Loss. NIHL is a preventable injury.
What is STS?
A. STS is the acronym for Standard Threshold Shift. STS is a measurable hearing loss.
What is Ototoxic?
A. Having a toxic or possible harmful effect on the ear.
How many workers are exposed to hazardous noise in the U.S?
A. The Centers for Disease Control and Prevention estimate about 22 million workers are exposed to hazardous noise each year.
About 10 million workers are exposed to solvents and an unknown number are exposed to other ototoxicants.
Ototoxic chemicals (and examples) include:
- organic solvents (styrene, trichloroethylene, mixtures)
- heavy metals (mercury, lead, trimethyltin)
- asphyxiants (carbon monoxide, hyrdrogen cyanide)
How can I lower my exposure to NIHL, STS and Ototoxins?
A. Always wear the proper hearing protection for every occasion.
What is EPA?
A. EPA is the acronym for Environmental Protection Agency. The EPA is the regulatory agency for hearing protection and hearing protection devices.
What is NRR?
A. NRR is the acronym for Noise Reduction Rate. NRR is the value assigned to each hearing protection device.
What is the #1 hearing protection product in the world?
A. Disposable soft foam earplugs
Where can I purchase Sert-A-Plug?
A. Visit our corporate orders page to initiate a Sert-A-Plug Purchase.
This website contains links to other sites. Please be aware that we are not responsible for the content or privacy practices of such other sites. We encourage our users to be aware when they leave our site and to read the privacy statements of any other site that collects personally identifiable information.
We accept returns. You can return unopened items in the original packaging within 30 days of your purchase with receipt or proof of purchase. If 30 days or more have passed since your purchase, we cannot offer you a refund or an exchange.
Upon receipt of the returned item, we will fully examine it and notify you via email, within a reasonable period of time, whether you are entitled to a return. If you are entitled to a return, we will refund your purchase price and a credit will automatically be applied to your original method of payment.
Only regular priced items may be refunded. Sale items are non-refundable.
To follow-up on the status of your return, please contact us at www.www.sertaplug.com.
Refunds do not include any shipping and handling charges. Shipping charges for all returns must be prepaid and insured by you. You are responsible for any loss or damage to product during shipment. We do not guarantee that we will receive your returned item. Shipping and handling charges are not refundable. Any amounts refunded will not include the cost of shipping.
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