I already have a pair of PB1000s.
... let me put my entire system to avoid confusion (I want to learn to automatic put the fancy "spoiler" button that you have so I don't need to copy and paste that every time):
- Denon AVR-X3600H (Receiver)
- AC Infinity AIRCOM T10 (Fan)
- NVidia Shield Pro 2019 (4K HDR Streaming)
- Optoma UHD50 (4K HDR Projector)
- XBox One S (4K HDR Blu-ray Player)
- 4x Pioneer SP-FS52 (L, R, SL, SR)
- 2x pairs (4x) Pioneer SP-T22A-LR (Atmos)
- 1x Pioneer Elite SP-EC73 (C)
- 2x SVS PB-1000 (Sub)
I already answered my room dimensions to another person on the top of your post