Possible Clues:

• Standard border in church's interior design component
• Bias against programme in black and white, for instance
• Some of The Reds with revolutionary could be fairly mean and capable of lowering the tone in The House
• Some of the reds with revolutionary could be fairly mean and capable of lowering the tone in The House
• Arrangement or combination of tones and hues
• Number of reds find revolutionary Frenchman from Spain with black swastika on white and red background, for one
• Interior decoration plan
• Shady organisation dictating arrangements for the flat, say