MR2 Roadster Owners Club

The Workshop => General => Topic started by: Ardent on January 4, 2020, 09:42

Title: Nikwax tent & gear solarproof
Post by: Ardent on January 4, 2020, 09:42
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I wasn't sure whether to put this in general or appearance related but here it is.
Has anyone used this product on their canvas roof?
I say canvas, as I have no record of what the roof actually is or when it was put on. It's clearly not vinyl and I wouldn't class it as mohair so I'm saying that it is canvas.
Going to test the product on a few other materials first before I commit to the roof but it makes a point of saying it's more geared to synthetic fibres and materials rather than cotton, but then I don't know if this is cotton or not.
On those occasions I do get caught out in the rain the roof has proven to be watertight anyway, but that's not to say a top up of waterproofing would not be a good idea, but what does interest me, is the solar protection aspect.

I will let you know.
Title: Re: Nikwax tent & gear solarproof
Post by: Joesson on January 4, 2020, 10:46
@Ardent, a new year and a new project already!
According to the www the way to check if a fabric is cotton or synthetic is with a "burn test".
If you can get a few fibres from the edge of an inside seam you could try that.
The synthetic fibre will shrink away from the flame and form a globule at the end of the thread as it burns, the cotton remains straight and chars.
I understand that there are synthetic/ cotton blends so there could be a mix of fibres.
The "solar protection" would hopefully resist the bleaching effect from the sun, especially useful in your case for the front section of the hood that is exposed when folded.
I do hope your experimentation goes well.
Title: Re: Nikwax tent & gear solarproof
Post by: Ardent on January 4, 2020, 18:16
@Joesson
That's the same test to identify real vs faux fur.

It is the solar side, that interested me for the very reasons you highlighted as a bonus to some re-proofing.

Have tested on rucksack, 2x coats and a hat. No nasty surprises.

Next stop the roof.
Title: Re: Nikwax tent & gear solarproof
Post by: Joesson on January 4, 2020, 18:33
Quote from: Ardent on January  4, 2020, 18:16@Joesson
That's the same test to identify real vs faux fur.

It is the solar side, that interested me for the very reasons you highlighted as a bonus to some re-proofing.

Have tested on rucksack, 2x coats and a hat. No nasty surprises.

Next stop the roof.

I guess "D" was pleased to have her items returned from test undamaged!
Title: Re: Nikwax tent & gear solarproof
Post by: Ardent on January 4, 2020, 18:44
 :))  :))  :))
Title: Re: Nikwax tent & gear solarproof
Post by: Zxrob on January 4, 2020, 23:45
Nikwax make some very good products, I have used there leather protection products on many occasions (motorcycle leathers that is, not my gimp suit ;) )

BTW, I was under the impression the roof was Vinyl

Rob

Title: Re: Nikwax tent & gear solarproof
Post by: househead on January 4, 2020, 23:52
I've used their waterproofing product for goretex jackets and it's really good. Some serious water beading after using it. They are very well regarded for waterproof jacket proofing.
Title: Re: Nikwax tent & gear solarproof
Post by: Ardent on January 4, 2020, 23:59
@Zxrob

You have a gimp suit then.

When the 2 left the production line, it would have had a vinyl roof. Between then, and me buying it, it had been replaced with a canvas/fabric roof.
I knew no better at the time.

Have to say though. It has made raising and lowering an absolute doddle regardless of temps.
Title: Re: Nikwax tent & gear solarproof
Post by: Ardent on January 5, 2020, 00:01
Weather permitting.
I'm going for it tomorrow later
Title: Re: Nikwax tent & gear solarproof
Post by: steveash on January 5, 2020, 10:59
Years back I visited a hood factory and chatted with the people there. Fabric roofs are technically neither canvas or mohair. Modern ones at least (ie since the 1980s), are made from a man made fibre backed with a rubber-like layer bonded to the fabric. Some of the premium ones also have additional layers of thermal and sound proofing foam.

Canvas is made from cotton or hemp and so would likely rot and degrade over time. Mohair is made from angora wool. I think people just call hoods mohair because they are made from a softer fibre with a finer weave, but I'm sure it is a man made fibre.

I can't see any reason why Nikwax wouldn't be fine on any fabric but it's probably wise to test on a hidden away area first just in case.
Title: Re: Nikwax tent & gear solarproof
Post by: Ardent on January 5, 2020, 11:25
Hello @steveash

That pretty much covers my thoughts on it.
I use the word canvas generically, simply because, up close, it has that sort of weave pattern look about it.
Title: Re: Nikwax tent & gear solarproof
Post by: Zxrob on January 5, 2020, 21:01
Quote from: Ardent on January  4, 2020, 23:59@Zxrob

You have a gimp suit then.

Doesn't everyone :o

Rob
Title: Re: Nikwax tent & gear solarproof
Post by: Ardent on January 18, 2020, 23:05
Ok bit of an update.

Finally got round to applying the nikwax stuff last weeekend. Wet the roof, applied and left it.
Pulled Sabine back out today to see the results.
Good news, no nasty streaky residue type stains. Phew!
Essentially looks the same as before the application.
I have applied this stuff to a few test pieces and very impressed when ran under a tap or sprayed.
Will save testing the repelency till I wash her.
1 test was a cotton make up remover pad, these things soak up water. Ran straight off.
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As mentioned above, the material looks very "canvasy" so have tried to show in these couple of macro shots.
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Just a close up
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Title: Re: Nikwax tent & gear solarproof
Post by: Joesson on January 19, 2020, 11:30
Pleased that seems to have worked for you Jason. Your hood certainly looks to be more natural than synthetic fibre.
Title: Re: Nikwax tent & gear solarproof
Post by: Ardent on February 22, 2020, 16:33
For the hell of it. Got car out, knowing it was going to get wet as wanted to see how the rain beaded on the nikwax.
I'm happy with that.
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