You Will Need the following things to build both of these Letters
One Elbow Piece
Two 45 degree elbows
Two Tee Pieces
Four 2 inch pipes
One 3 inch pipe
Two 4 inch pipes
Two tee pieces
One 3 inch pipe
Four 5 inch pipes
Step 1: Building Stage
A: First you begin by Taking an elbow piece, cutting out the appropriate measurements and place two 2 inch pipes into each side of the elbow piece.
H: Begin by taking two tee pieces and cut the appropriate measurements. then take a two inch pipe and place it in between the two tee pieces.
Step 2: Building Stage
A: Then you take the two 45 degree elbows and put them on each end of the two inch pipes.
H: Then you take your four 5 inch pipes and place them in the open end of the tee pieces.
Step 3: Building Stage
A: After adding he elbows you take your other 2 inch pipes and you put them on the ends of each 45 degree elbow.
H: Once you connect all four 5 inch pieces, the final design should look as clear as an H as it can be. Your Job is now done, you have made the letter H using PVC pipes and fittings.
Step 4: Building Stage
A: Now from the two inch piece pipes that are sticking out you add a tee piece on each side so that they are facing each other and so you are able to connect the two. Add a 3 inch pipe right in between so that there is no gap and fits perfectly.
Step 5: Concluding Stage
A: Your job here is almost done, you have majority of the letter done. Now that you have the top part of the letter done, you can add the 4 inch pipes right into the tee piece. You do the same thing for each side. There you go you just made the letter A using PVC pipes and fittings.