ENERGY WITH MARKSOLAR • BATTERIES • ENERGY ADVICE Start Full Calculator
Step 2 · Full calculator

See what solar could do for you.

Answer a few simple questions. You will see a starting solar size, possible savings and whether a battery may be worth a closer look.

Simple questionsNo solar knowledge neededFree first estimate
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1Tell us about your propertyHome, business, farm or club
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2Add your power billAn estimate is fine
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3See your resultSolar, battery and savings
Step 1 of 4

What type of property are we checking?

Pick the closest match.

What do you want most?

Step 2 of 4

Tell us about your power bill.

You do not need the exact number. A good estimate is enough to start.

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Why does daytime use matter?

Solar works best when you can use the power while the sun is shining.

Step 3 of 4

What do you already have?

This helps us avoid suggesting the wrong next step.

Do you already have solar?

How interested are you in a battery?

Your first estimate

Your solar result

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⌂Your property
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▣Battery
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⌁Grid
Solar starting size—First estimate only
Battery starting size—If useful
Possible solar saving—Per year
Possible solar + battery saving—Per year
Simple comparison

What could change your bill?

These bars show the first-year estimate.

Grid only—
Solar—
Solar + battery—
Solar payback—Rough guide
Solar + battery payback—Rough guide
10-year solar benefit—After estimated system cost
10-year solar + battery benefit—After estimated system cost
This is a first estimate, not a full assessment or final quote.

Your real result depends on your actual power use, roof, meter, solar equipment, prices and local rules. A recent power bill lets me move into a full energy assessment using your real numbers.

Free advice after your result

Ask Mark to check the numbers with you.

I can compare this estimate with your real power bill, explain what it means and help you work out the next step. There is no cost for this advice.

Get Free Full Energy AssessmentWhy the Advice Is Free
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Solar makes power in daylight

Your home or business uses solar first. Extra solar may go to the grid or a battery.

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A battery moves solar to later

A battery can store extra solar and use it after the sun goes down.

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The best choice comes from your numbers

A bigger system is not always better. The aim is to find the option that gives useful value.

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