Just send a link to the position, instead of a screenshot. Get the appropriate map view you want to send on screen, ensuring your house is in the centre of the screen. Then click the 'link' button (top right of screen on Google Maps, looks like a chain). Then just copy and paste this link into an email. It looks like this:
maps.google.com/?ll=53.344653,-6.266552&spn=0.004042,0.010053&z=17