you'll find both mercury vapour and sodium lights both have an unacceptable warm up time for pir controlled lighting. so tungston and halogen have to be the way to go.
loz
Brief:
> Wish to deter unwanted people from front of house and car in driveway > > Solution:
> Halogen or MV PIR Light mounted in eves at front of Bungalow
> Front garden 4-5 metres
>
>
> Okay i've done a google and read the UK DIY faq. Not completely sure on what
> sort of lighting to go for, i take it i have the choice of HPS or MV right?
> And is MV the same as Halogen?
>
> We had some unwanted guests attempting to climb in next doors ground floor
> window. And seeing as i have a reasonable car i want to deter these pikeys
> from getting near my house or car.
> My plan was to mount a PIR light at the top of my bungalow at the front (the
> eves?) I suppose i need to use Halogen or MV as HPS takes a time to reach
> full power? And i believe you can't power down/up quickly. Ive also read
> about pointing the light out towards the front of the garden (semi dazzling
> passers by!) (which is about 4-5metres).
>
> Anyone got any thoughts on my choices. I would like the light to blend in
> during the day, so not interested in budgeting (Bnq etc), i don't want my
> house to look like some prison camp.
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