Imperial

IM BM0151 is a 6 inch black end cap SE crimped. 

Are you looking for a hard copy of a heating units, owner's manual, installation instructions?  This is the place to request it.  Send us the Brand, Make, Model, fuel and any other information you can find.  If you need assist determining...

IM BM0200 is the black 8/6 flat reducer from Imperial. Plug style with crimp on 6" end.   This is an OEM Imperial heat shield.

IM BM0234 is the black elbow heat shield from Imperial. This is an OEM Imperial heat shield.

IM BM0133-A is an adjustable stove pipe heat shield. The heat shield adjusts from 22 inches to 42 inches. This is an OEM Imperial heat shield.

IM BM0012 is a 4 inch diameter 90 degree black steel elbow.