Reply to post: Re: You don't need "smart"...

My Nest smoke alarm was great … right up to the point it went nuts

Alien8n Silver badge

Re: You don't need "smart"...

Depends on the mileage done and your expectation on lifespan of the vehicle. Assuming approx 30mpg and a £1500 install cost for the LPG and given approx 50% cost for LPG compared to petrol it should pay for itself before you hit 20,000 miles.

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