Solar panel and battery quandry

Good Afternoon.

 

Today I was to have my Octopus Solar panels and Battery installed.

 

Unfortunately, when the roofer (and all the materials turned up), he declared that the repair to the felt under the roof tiles, was not satisfactory. He also said that otherwise the roof was in good condition. I had discussed with some people about the repairs to the felt and all the roofers said that to do repairs to the felt required removing the tiles and redoing the affected areas. This was a major job.

I really want solar and battery but I think the cost of the roofing repairs will make it uneconomic.

 

I was to have:

10 or 13 JA Solar panels JAM54D41 LB

5.785kW of Solar Power

13 x JAM54D41-445/LB

445 Watt panels

 

Enphase IQ8AC Microinverter

(0.36 kW AC)

4.68 kW of Inverter Power

Enphase Energy Inc.

13 x IQ8AC-72-M-INT [25 year warranty]

25 Year Warranty Parts & Labour

 

Enphase IQ Battery 5P (5.0kWh, 3.2 kW AC)

10kWh of Usable Capacity

Enphase Energy Inc.

2 x IQBATTERY-5P-1P-INT

15.0 Year Warranty

 

Any suggestions?

Kieran McCullough


Comments

  • QrizB
    QrizB Posts: 16,628 Forumite
    10,000 Posts Fourth Anniversary Photogenic Name Dropper
    If your roof is in poor condition, it'll need fixing whether or not you have solar panels installed.
    How much have your roofers quoted for the job?
    And how much did Octopus quote you for that aborted installation?
    N. Hampshire, he/him. Octopus Intelligent Go elec & Tracker gas / Vodafone BB / iD mobile. Ripple Kirk Hill member.
    2.72kWp PV facing SSW installed Jan 2012. 11 x 247w panels, 3.6kw inverter. 33MWh generated, long-term average 2.6 Os.
    Not exactly back from my break, but dipping in and out of the forum.
    Ofgem cap table, Ofgem cap explainer. Economy 7 cap explainer. Gas vs E7 vs peak elec heating costs, Best kettle!
  • Screwdriva
    Screwdriva Posts: 1,431 Forumite
    Fifth Anniversary 1,000 Posts Name Dropper Photogenic
    edited 6 May at 8:36PM
    didsbury said:

    I really want solar and battery but I think the cost of the roofing repairs will make it uneconomic. 

    Any suggestions?

    Kieran McCullough

    Perhaps a solution lies with in-roof panels? Octopus won't do this as it more bespoke, involving cutting into the roof to insert cartridges. However, this should make the felt issue redundant.  It will be slightly more dear than an on-roof panel installation but it will look great on a dark tile roof. 

    Installers I use to help others typically install a 13 X 500W Eurener panel system with a Tesla PW3 for under £13K. Here's a recent image of an installation. 




    -  10 x 400w LG + 6 x 550W SHARP BiFacial Panels + SE 3680 HD Wave Inverter + SE Optimizers. SE London.
    -  Triple aspect. (22% ENE/ 33% SSE/ 45% WSW)
    -  Viessmann 200-W on Advanced Weather Comp. (the most efficient gas boiler sold)

    Feel free to DM me if I can help with any energy saving!
  • Netexporter
    Netexporter Posts: 1,775 Forumite
    1,000 Posts First Anniversary Name Dropper
    If you refurbish your roof you could have an in-roof array, which looks neater, and will probably cost no more than the cost of putting back slates/tiles over the area the panels occupy. Solar panels are cheaper, per square metre, than most conventional roofing materials.
  • didsbury
    didsbury Posts: 12 Forumite
    Part of the Furniture First Post Combo Breaker
    Thanks for the replies.

    The quote for 13 panels and 10 KwH battery was £12045.

    According to a builder, I had look at the roof and also the Octopus one, the roof is in good condition apart from the felt. I got the impression that other installers might consider this job. 
  • Screwdriva
    Screwdriva Posts: 1,431 Forumite
    Fifth Anniversary 1,000 Posts Name Dropper Photogenic
    didsbury said:
    Thanks for the replies.

    The quote for 13 panels and 10 KwH battery was £12045.

    According to a builder, I had look at the roof and also the Octopus one, the roof is in good condition apart from the felt. I got the impression that other installers might consider this job. 
    I am positive others will. Feel free to DM me - happy to help! 
    -  10 x 400w LG + 6 x 550W SHARP BiFacial Panels + SE 3680 HD Wave Inverter + SE Optimizers. SE London.
    -  Triple aspect. (22% ENE/ 33% SSE/ 45% WSW)
    -  Viessmann 200-W on Advanced Weather Comp. (the most efficient gas boiler sold)

    Feel free to DM me if I can help with any energy saving!
  • didsbury
    didsbury Posts: 12 Forumite
    Part of the Furniture First Post Combo Breaker
    didsbury said:
    Thanks for the replies.

    The quote for 13 panels and 10 KwH battery was £12045.

    According to a builder, I had look at the roof and also the Octopus one, the roof is in good condition apart from the felt. I got the impression that other installers might consider this job. 
    I am positive others will. Feel free to DM me - happy to help! 
    Thanks, I have PM'd you.
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