Grumpy Builder

Grumpy Builder

Member

@GrumpyBuilder

Motorhome owner from Armagh. Always tinkering with the electrics.

Armagh, Northern Ireland Joined Dec 2023
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Overview Reviews (0) Posts (8)
My garden office solar setup — 1 year review
That 150/10 is a proper workhorse, isn't it. I've got one on my cabin setup with a smaller array and it just does its job without faffing about.
in Show Your Setup 1 month ago thumb_up 2
How to size your battery bank for off-grid
Been there with undersizing. Started with 10kWh usable, thought it'd be plenty for the cabin. Winter taught me quick — you need headroom for cloudy stretches.
in Batteries & BMS 9 months ago thumb_up 2
Best value LiFePO4 batteries in 2024?
Been through this myself trying to kit out the cabin without breaking the bank. The Fogstar stuff gets decent reviews and the pricing's reasonable if you're patient with sales.
in On a Budget 1 year ago thumb_up 2
What else do you lot get up to besides solar?
Got a small stream running through the property here, been meaning to sort microhydro for ages. Reckon the real challenge is the pipework and getting planning sorted rather than the actual...
in The Lounge 1 year ago thumb_up 2
Step-by-step: Setting up Victron SmartSolar MPPT
Got a 150/35 in my cabin setup and yeah, ventilation's non-negotiable. Mine's mounted on the north-facing wall with about 150mm clearance all round — keeps it well below the thermal limits even in...
in Installation Guides 1 year ago thumb_up 2
Ground-mount solar for a woodland cabin
Ground-mounts in woodlands are a proper pain for shading, yeah. @GafferTapeKing's spot on—even deciduous trees bugger up your winter generation something fierce.
in Off-Grid Cabins 1 year ago thumb_up 3
What size inverter do I need to run a fridge off-grid?
Right, the inrush is definitely the killer here. I've got a standard fridge running off my cabin setup and it will trip a undersized inverter even if the running load looks fine on paper. What...
in Inverters & Chargers 1 year ago thumb_up 3
How to mount solar panels on a motorhome roof
Weight's the killer on vans. Had a mate stack too many panels on his camper last year — roof started flexing before he even got them wired up.
in Solar Panels & Controllers 1 year ago thumb_up 1