Clarke Devil 3150 Propane Fired Space Heater ?

Here we have my trusted Clarke Devil 3150 Propane Fired Space Heater It is a very powerful heater. This wheel mounted unit is ideal for large workshops, warehouses etc. •Variable output 200,000 - 344,000 Btu`s/hr (approx. 58.5 to 100kW) •Complete with regulator & heavy duty gas hose •Fuel safety cut out in the event of overheat, flame or power failure. •Approved to Calor, GS & DVGW standards •Dual voltage 110/230v •Dimensions (LWH) 1075x420x565mm I have had this heater for around 4 years, it is in very good working order. The retail of this machine brand new is between 500-600 so grab yourselves a bargain. Collection only from Gants Hill - IG2. Any queries please let me know.