How can I disassemble this old bathroom faucet to fix a leak, without damaging the decorative chrome piece?
Update 4: Once I followed Michael's suggestion I was able to remove the cartridge. Closest match was a Moen 1224, 131222. Inlet and outlet were very different, and rotation of valve was much greater ...
I've seen the following perlator and similars (also plastic ones) on some shopping sites. They claim it can decrease water consumption up to 40%. Is it possible? Is it worth to try?