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Old December 4th 20, 04:26 AM posted to
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Default Onkyo Precise Acoustics

On 4/12/2020 7:08 am, geoff wrote:
> On 2/12/2020 5:39 pm, ~misfit~ wrote:
>> Rubber surrounds can last 50 years. However if they're stored and not
>> used for a decade or so they'll go hard and brittle. Also UV light
>> and/or excess heat will cause similar degradation.

> The butyl on my B110s on LS3-5As after 'just' 40 years-ish.

My B139's and B110's are still fine after 45 years. Hope they last a bit
longer. :-)