Wow,  Injectadeck looks like a good product for fixing decks and maybe rudders 
too.  The videos make it look easy.  I did our deck the hard way and it took 
forever to follow all the steps and work around the weather.  
 
Looks like a good product to use under fuel tanks and shower floors too.
 
https://injectadeck.com/videos/?v=34f435c6b599
 
 
Chuck S
 
 

> On 11/12/2025 8:39 AM EST Bruce Whitmore via CnC-List <[email protected]> 
> wrote:
>  
>  
> Fixing soft spots in the deck
>  
> Hello all,
>  
> I thought I'd post about a good experience I had with addressing soft spots 
> ahead of the companionway hatch on our C&C 37/40+.  The hatch stops were 
> created by screwing down a piece of teak at the front of the companionway 
> cover, and after years of the hatch banging into the piece of teak, the 
> screws caused leaks into the core.
>  
> In addition, an area around the centerboard cable stop block also developed 
> leaks and resulted in rotted core.
>  
> For a lot of reasons, I dreaded the idea of peeling off the deck, and found a 
> product called Injectadeck.  It is a two-part foam injected into the space 
> caused by rotted balsa core, and it actually works better when the area is 
> damp.  You drill 1/4" holes about 12" - 18" apart and inject the foam into 
> the area.  Due to the expansion, you may have to apply pressure to the area 
> to push foam back out to keep the deck from bowing up too much.  No big deal, 
> just step on the deck to keep it all aligned.
>  
> So, about 5 years ago, I tried it.  It worked great.  We fixed a 12" x 18" 
> area of soft deck in about an hour.  It's rock solid, it's light weight, and 
> I applied MarineTex over the holes and touch up painted the holes.  Not only 
> that, the two part foam doesn't absorb water, so if leaks occur again, it 
> won't rot.
>  
> I'm not getting paid for this review, I paid full price for the product, and 
> have no ties to the company.  Just my $02 worth.
>  
> Hope you find this helpful, 
>  
> Bruce Whitmore
> 1994 C&C 37/40+ "Astralis"
> Madeira Beach, FL
> November is the time of the year when my Internet bills come in. It's also 
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> 
November is the time of the year when my Internet bills come in.  It's also the 
time when you can show your appreciation of this list and the C&C Photo Album.  
Please help by making a small contribution using PayPal at:  
https://www.paypal.com/paypalme/stumurray  All contributions are greatly 
appreciated.

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