248 



SHEET-METALWORK 



Carefully insert the end laps of the trough into the slits in 

 the end pieces of the trough from the side on which the cold 

 chisel cut, and gently pound into shape with a mallet over the 



FIG. 275. Drip pan. 



< K 





-26 



FIG. 277. Completed trough. 

 FIG. 276. Layout for watering trough. 



corner of a board. Solder all these joints and run solder in 

 the intersection between end pieces and trough near bottom 

 of trough, where the end laps on trough were not cut, to make 

 trough water-tight. 



