Related Clues:

• Right-angled shapes
• 90-degree bends
• Former British length units
• Precarious perches, perhaps
• Wings on buildings
• Pipe fittings
• Builder's add-ons
• 90-degree shapes
• Supplements
• Right angles
• Bracket shapes
• Conduit bends
• Appropriates
• 45-inch measures
• Angled annexes