Low Voltage Inlet Valve Mounting Plates

The following are differences in standard low voltage mounting plates
Standard Plastic Plate
Installation Parts
Standard Metal Plate
Installation Parts
Short Tight Plate
Installation Parts
The photos below show the differences in space between the plate and pipe.
(The far right "Short Tight 90" and special mounting plate are used inside walls not deep enough for the standard Tight 90. The plastic moulded screw tap on top is cut in half to allow the pipe to be so close.)
The photos below shows what they look like mounted on studs.

Next: 7a. Existing Home Installation:
In a Partition Wall