bought this photon day / night scope 5 months ago and only used it twice, so its as new, comes with all paperwork and also a set of adjustable scope mounts and a pack of rechargeable batteries, looking for £300
Where the roof sits onto the walls take out anything that is stopping air comeing in underneath the roof sheets,
(insulation or foam maybe) to let air in and circulate, once you get air flowing throu properly it will sort it.
Yes its a decent gun mate, its 11 years old and shoots bang on, i get a good amount of shots from it and never had a problem with it since i got it, (i havent had it from new)