GreenHomeDiary

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ECO Retrofitting to reduce CO2 & Energy Consumption Rob Veck MSc Project Management (Dist) , PMP

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GreenHomeDiary.com. ECO Retrofitting to reduce CO2 & Energy Consumption Rob Veck MSc Project Management (Dist) , PMP. Welcome. Before, During, After Motivations & Reality Check Finances Measures / Changes Results. Before / After. Crystal Ball. Reality Check #1of 2. Investment is needed - PowerPoint PPT Presentation

Transcript of GreenHomeDiary

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ECO Retrofitting to reduce CO2 & Energy Consumption

Rob Veck MSc Project Management (Dist) , PMP

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Before, During, After Motivations & Reality Check Finances Measures / Changes Results

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Investment is needed

Energy Inflation (8.6%) Low Savings Rates (3+%) Lowering Annuity Rates

DYI?◦ Get VAT registered◦ Save 15% on materials used for energy saving.

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Annuity Returns for £100,000 (Sole)Before Tax After Tax

Monthly Yearly Monthly Yearly

£307 £3,684 £245.60 £2,947.20

Annuity Returns for £100,000 (Joint)Before Tax After Tax

Monthly Yearly Monthly Yearly

£245 £2,940 £196.00 £2,352.00

RPI Info provided by local IFA Money advice service Info only – no liability

Joint◦ 65 year old man◦ 62 year old spouse◦ Who receives two thirds on

death.

Legacy◦ None.

Increase in property value◦ None.

Comparative Risks◦ Energy Inflation < RPI◦ Need to Move

Property Value not recouped.

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4.6% (5.7% Gross) Break Even

◦ 22 years◦ 15 years (5% Energy Inflation

Energy Costs and Savings

2009 Energy Costs+Inflation £1,277.14

2012 Energy Costs £576.00

Energy Cost Savings £701.14

Feed in Tariff £1,318.66

RHI (Approx) £400

Income £1,718.66

TOTAL £2,419.80

ECO Conversion £53,000.00

Energy Bill Saving Equivalent InvestmentMonthly Yearly Sole Joint

£70 £840 £28,502 £35,714£80 £960 £32,573 £40,816£90 £1,080 £36,645 £45,918

£100 £1,200 £40,717 £51,020£110 £1,320 £44,788 £56,122£120 £1,440 £48,860 £61,224£130 £1,560 £52,932 £66,327£140 £1,680 £57,003 £71,429£150 £1,800 £61,075 £76,531£160 £1,920 £65,147 £81,633£170 £2,040 £69,218 £86,735£180 £2,160 £73,290 £91,837£190 £2,280 £77,362 £96,939£200 £2,400 £81,433 £102,041£210 £2,520 £85,505 £107,143£220 £2,640 £89,577 £112,245

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1. Check that your partner is on board.2. Neighbours:-

◦ Good Relationship?◦ Retired and live at home?◦ Work nights / sleep days?

3. Talk to your District Council planning dept.4. Listed building or conservation area?5. Perform a Feasibility Study.

◦ Room by room.◦ Trade by trade.◦ Build in Staging / “Future proofing”.

6. Find a building consultant.◦ Unlikely to require an architect.◦ Ensure they will provide answers to questions.

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How it worksHow it works◦ You pay capital for installationYou pay capital for installation

Depends on space and orientationDepends on space and orientation◦ Electricity Suppliers payElectricity Suppliers pay

21p / Unit21p / Unit

You getYou get◦ Savings on your electricity bill – about 50%Savings on your electricity bill – about 50%

If you change your habitsIf you change your habits◦ You get a ¼ ly payment based on what you You get a ¼ ly payment based on what you

generate.generate.

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Consultation – Phase 2AConsultation – Phase 2A◦ 900MW installed instead of 116MW predicted (12/2011).900MW installed instead of 116MW predicted (12/2011).◦ FIT will be based on amount deployed.FIT will be based on amount deployed.◦ Aiming ROI between 4.5% to 8% **:-Aiming ROI between 4.5% to 8% **:-

Option AOption A 13.6p13.6p £8500£8500 10.30 yrs10.30 yrs Option BOption B 15.7p15.7p £9250£9250 10.36 yrs10.36 yrs Option COption C 16.5p16.5p £9750£9750 10.39 yrs10.39 yrs

Crystal BallCrystal Ball◦ New research by MIT / AMLOF / California Institute of TechnologyNew research by MIT / AMLOF / California Institute of Technology

Current efficiency limit is 34% due to unconverted light causing Current efficiency limit is 34% due to unconverted light causing thermodynamic disorder (Shockley-Queisser limit).thermodynamic disorder (Shockley-Queisser limit).

Spectrum splitting structures directs different colours from the sun to matching Spectrum splitting structures directs different colours from the sun to matching solar cells. (Blue & green light).solar cells. (Blue & green light).

Albert Polman (AMOLF) claim – 70% efficiency is achievable.Albert Polman (AMOLF) claim – 70% efficiency is achievable. Best on the market is 18%.Best on the market is 18%. See See www.amolf.nl “light management leads to ultra efficient solar cells” “light management leads to ultra efficient solar cells”

** Capital cost to achieve 7.6% ROI.** Capital cost to achieve 7.6% ROI.

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I’ll be moving house in the next few years◦ Not worth investing – I won’t see the payback.

I don’t have the cash

I am maxed out on mortgage / loans / credit cards

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Green Deal Assessor◦ Produces a “Whole House Plan” ◦ Estimates the savings◦ Checks for a Pay Back of 25 Years (Golden Rule)

Green Deal Installer(s)◦ Make changes to the house based on the Plan

Green Deal Provider (Green Investment Bank?)◦ Provide the finance◦ Collect the payments via your energy bills – Big 6 have delayed◦ These pay off the loan◦ THE LOAN IS ATTACHED TO THE PROPERTY NOT YOU.◦ Likely to be limited to £10,000.

Full Scale Refurbishment would save £8.7 billion/year on household energy bills

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InsulateInsulate◦ Cavity WallCavity Wall◦ Roof – at least 270mm Rockwall / Glass FibreRoof – at least 270mm Rockwall / Glass Fibre◦ Thermally Lined curtainsThermally Lined curtains◦ Behind RadiatorsBehind Radiators◦ Under Floor – if you canUnder Floor – if you can

Eliminate DraftsEliminate Drafts◦ Doors / Letter Boxes / KeyholesDoors / Letter Boxes / Keyholes◦ ChimneysChimneys◦ FloorsFloors◦ Windows !!Windows !!

Radiator ValvesRadiator Valves Set your Boiler TimerSet your Boiler Timer Condensing BoilerCondensing Boiler

◦ New Water tank ? Get dual coilNew Water tank ? Get dual coil Lighting – LED if you canLighting – LED if you can

◦ Halogen – use a lot of watts.Halogen – use a lot of watts. Check your appliancesCheck your appliances

◦ Upright Fridge / FreezerUpright Fridge / Freezer◦ Tumbler Dryers – expensive.Tumbler Dryers – expensive.◦ FreezersFreezers◦ Check your PVR / Satellite boxes / TV on standbyCheck your PVR / Satellite boxes / TV on standby◦ Get an OWL MeterGet an OWL Meter

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Redecorating your sitting room ?Redecorating your sitting room ?◦ Make it an Make it an ECO RoomECO Room

Consider internal insulationConsider internal insulation Under floor InsulationUnder floor Insulation Install a wood burning stove – if you can.Install a wood burning stove – if you can. Draft proof the floor and doorsDraft proof the floor and doors Put in a mini heat recovery system for fresh air.Put in a mini heat recovery system for fresh air. Put insulation into the ceiling.Put insulation into the ceiling.

Solar PV – if you have the money Solar PV – if you have the money ◦ Which ReportWhich Report (2010) suggests increasing your (2010) suggests increasing your

mortgage.mortgage. Make sure you have a long term planMake sure you have a long term plan

◦ Check that nothing else will be required when altering Check that nothing else will be required when altering the room.the room.

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Rainwater Harvesting Allotment Transport

Water Meter Calculations No. People Rainwater Harvesting

cubic m 2 Cooing Drinking, Personal Hygiene 12 24 24 Showers, baths 11 22 22 Toilet 17 34 34 Clothes Washing 6 12 12 Dishwasher 2 4 4 Garden watering, car washing 2 4 4 100 46 54 100,000 litres 46,000 litres 54,000 litres Water standing charge £26.37 £26.37 Water Volumetric charge @1.04 100 £1.04 £104.00 46 £1.04 £47.84 Wastewater £49.17 £49.17 Wastewater volumetric charge 92.5% 92.5 £1.88 £173.62 42.55 £1.88 £79.87 Diff per yr £353.16 £203.25 £149.92 Payback Budget £5,000 33.4

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www.greenhomediary.com

Project Manager◦ [email protected]

Consultant◦ [email protected]

Allen Electrical◦ www.allenelectricalltd.co.uk

Renewable Energy, Plumbing & Heating Solutions◦ www.ambull.co.uk

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