General Cab Condensation ?

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General Cab Condensation ?

Big Dick

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Dec 1, 2007
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Hi All

Wondered if anybody has had trouble with condensation on the inside of the cab roof. I have a 53 Cargo with steel bulkhead. It has been pretty cool here fo a few days now, -5 ish.

Today I was out and about and began to notice drips of water from the outside edges of both sun visors ?

The rear load area roof was covered with condensation which was frozen.

Will it be condensation running down the channels at the side from the roof, then dripping down at the lowest point?

The roof lining is dry. I will remove it a bit a check behind it.

I was thinking of Polystyrene to insulate the space.

Anybody got any point on this.

Thanks in anticipation.:slayer:

PS Still waiting to get it in for the management light check.

---------------------------------
400 miles Comfy,
pumped the tyres to
front 42psi
rear 44psi
bit harder ride but okay.
 
BD :)p),

Mrs_G has the same vehicle ('53, Cargo, Steel Bulkhead) and has never had this problem.

Just a thought,

Those plastic caps in the roof, where I assume you can mount a roofrack, are they a possible leak point or are they sealed ? Probably a red herring but worth checking.
 
Thanks guys.

Not the roof grommets, but I am going to give them a fresh finger load of sealant all round. Not the dreaded heater matrix, I don't think. It is only coming from the outer most edge of the sun visor and my carpets/underlay are still dry.

I am still going for it being condensation. ( Because its the easy option and cheap to fix I hope, fingers crossed) It may have became more evident after I parked my van at a customers house. Reversed up the drive with the drivers side lower than the nearside. I think this angle has started the condensation running with the resultant drips.

It has been raining before when I have been out and about, no drip!!

Thanks again guys I will update when I have lined the rear and bulkhead with some nice carpet.

Am also still waiting to get it in for the computer check re my management light. It comes on at cold now, run engine rough for 10-30 secs. Turn off and its on and fine again. Sometimes it takes 2-3 start ups then its fine. I am not getting the smoke at start up I did when it happened the first time.

Still Comfy though.:):D:slayer:

Dobbins rule the world. The rest just don't know it yet.
 
condensation is quite a common problem on retro fit sunroofs (no head lining) and tin roofs on garages, sheds etc. I had this problem with my corrugated tin roof on the garage & solved it by suspending sheets of OSB.
To be honest, you only need a thin insulating material (such is the cardboardy headlining in most cars). Perhaps some 3mm mdf with a thin underfelt glued on with pva & the whole lot fixed to the roof (with a small gap to allow air flow).

Even ordinary car windows fog up in cold weather. To prevent this, I leave my windows open to allow air flow (interior & exterior temps equalised) & I have some wind/rain deflectors fitted to the fronts which allows me to leave the windows slightly open.
 
My last car had a factory fit sunroof - tilt or retract - with a sliding cover on the inside. I always liked the additional light let in by the roof so never closed the shutter - until the cold & frosty mornings came. As the car warmed up so the frost thawed & dripped on me!
 
Thanks Sludgey

I had a thought that underfloor insulation. The thin stuff that goes under laminate flooring might be worth a try, lighter than carpet and easier to stick and cut etc, I think.

Anybody used anything other than carpet?

Thanks all
 
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