Bathroom shower & boiler servicing - Plumbing job in North Shields, Tyne And Wear

Job description

1. Sirrus TS1503 thermostatic shower - installed when flats were built (Wimpy flats next to the Magnesia Bank pub) 10 or so years ago - not working well and needs replacing / updating. It is a tiny little unit attached to the wall.
2. Potterton Suprema boiler (boiler code sticker reads AHHO 746 0008) needs a service - has not been done for a few years. Seems to be working fine apart from timer switch a bit temperamental and pressure sometimes means it cuts out when heating up water.