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Everything posted by Marvin
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What would you do differently if you could do your PV install fresh?
Marvin replied to Gill's topic in Photovoltaics (PV)
Hi @MikeSharp01 Good one - perhaps that's another thing smart meters will sort out, or taxed on miles, or increased road fund licence. I bet they have thought of it but don't want to talk about it until everyone is using an EV!!! -
What would you do differently if you could do your PV install fresh?
Marvin replied to Gill's topic in Photovoltaics (PV)
Hi @Gill In my humble opinion the government needs tax money so the more popular EV vehicles the more taxation. Again in my humble opinion I would install as many panels as could sensibly be installed. Yor right not enough in the winter too much in the summer (unless you use for cooling...) PV, EV, ASHP and power storage for night use all work well for us. -
and you do that very well...
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Foam Gun Cleaner - am I doing something dumb??
Marvin replied to jayc89's topic in General Self Build & DIY Discussion
Hi @jayc89 Yes similar problem! To do with the nozzles on the cleaner cans being different between brands in my opinion. -
Where is the kWh price heading in 2023?
Marvin replied to Marvin's topic in General Self Build & DIY Discussion
Hi @ProDave and @SteamyTea Well time has moved on and as suggested things are becoming tougher. Has the kWh price gone down? Will it go down before the end of the year? Yes the greed of banks has come back to bite them. Borrowing agreed now will be at a higher rate. How much did the uk borrow in February? £16.7billion. Typical 10 year bond now at 3.6% about £1.5m interest a day just for the loan ade in February! I expect that with tougher time ahead the kWh price will drop towards the end of the year. Time will tell. -
Hi @SteamyTea Slightly off topic but probably of interest to @Smallholder Our car does about 5000 miles a year we're getting about 4.5 miles a kWh and travelling at an average of about 23miles an hour (so the car tells me) So 5000 divided by 23 so that's about 217 hours a year being driven. We mostly drive during daylight so say 200 hours of daylight driving. Our typical amount of time away from home on each journey I have no data for, however thinking about it I would say an additional 1.5 hours of away time for 1.5 hour travel In summary the car is away from home about 400 hours a year (with a few exceptions) My point is that the car spends about 90% of daylight hours attached to the charger and this, along with low milage and short times away, means it works for us.
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This is the aim of every energy producer. Electricity is difficult (ok, easy but expensive) to store and usually requires converting into something else waiting and then converting back again. When you think of use, low and slow is easier to supply. We produce too little in the winter and too much in the summer. We produced too much for some of October last year and then started again in April this year.
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In my experience no and yes. I would recommend trying to obtain as much PV as possible. However, 8.5kW of panels will not produce 8.5kW at peak performance on a 15 degree roof in Somerset, and there is always a loss converting energy from DC to AC. Have you used the PGIS Web site to understand what you would typically produce over each month? https://re.jrc.ec.europa.eu/pvg_tools/en/tools.html We produce about 1/4 of the output in the winter compared to the summer.
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Installing my own stove-diffculty with pipework question
Marvin replied to Tonio sputnik's topic in Introduce Yourself
Hi @Tonio sputnik Tricky one this. In my limited experience I would expect that the additional pipe below the stove would interfere with the flue fumes, espically as it is outside and more so during cold weather. I would want to see the Ash cap accessible from within the building. If you spilt ash or dropped the cap whilst hanging out the penthouse window where would it land? In England we have to have this type of installation signed off by a qualified installer and install carbon monoxide alarms in each room which has a wood and or pellet stove and ensure an adequate air supply for the stoves. Good luck M -
Hi @Reeci I think that the requirements are so the doors still give a good fire resistance, i.e. look you want a fancy door so fine as long as it resists fire. Here's what it needs to be: ......... You want glass in it? Fine, here's what it needs to be......
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Channel 5 tonight "Solar panels are they worth it"
Marvin replied to ProDave's topic in Property TV Programmes
Yes let's see what the experts think. -
Personally after the first 90° elbow I always use 90° swept bends. Usually the kitchen sink starts with a 40mm waste pipe. A basin usually a 32mm waste pipe. Oh and a bath and a shower usually a 40mm waste. Showers some times bigger.
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Years ago I read in the BG white book that the way the board was made meant that there was more rigidity one way then the other, and also to ensure each edge of a board is supported you will need all the noggin centers at about 1210mm from the floor. Doing it this way you will have ends of boards butting together which again I think if your skimming would make no difference as long as you stagger the joints. Howerver someone else may be more updated. M
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Think this depends if you are skimming or drylining...
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It sounds to me as if you are doing all the right things. I doubt the timberframe company will have messed up the design. I think that your looking for a watertight building after founds and timber frame. Make sure you understand whose responsibility it is to coordinate the various opperations throughout the build. Before starting the slab someone should check the dimensions on the foundations drawings against the timber frame requirement. Do they fit together? Secondly someone should check the foundations as they're being built. It's one cost sorting out something whilst the labour and plant are there, it's a much bigger cost when the crane and frame turns up and the groundworkers are working elsewhere with all their plant.... Make sure you plan all the service routes in advance as much as possible, espically any in the foundations like foul water pipes and service cables pipes. Do you have to install the fibre optic connection and or electric vehicle charger? I assume you have checked with building control... I wish you fair weather M
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Having been a QS and a cost engineer, in my humble opinion usually the reasons for a guesstimate are lack of detail for the item meaning there's not enough information to price it or someone not bothering to put the effort into pricing it or the concern that material/ labour costs will change substantially by the time the works start OR the dark art! (Works below existing ground which if you have watched a lot of granddesigns you will know is one of the big unknowns/risk items) If its one of these problems you can find ways to limit the risk. What is the ball park figure item?
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Hi @Achu Yes mostly the complaints are about what people do, or don't, want you to do with your property but nothing to do with conflicting with planning permission rules. Let them whine! It sounds like no one can come up with a planning rule reason why you shouldn't have what you want. Even the planning officer and highways feel it's OK. Ignore it all. Move on. Sort out the garden. Paint the house red. and stay polite. M
