Best upholstery sprayer?

[Mr Brightside]

What have you guys found to be the best way to apply pre treatment to upholstery?
Electric? Pump spray bottle?

 

[Pro-Helper]

What have you guys found to be the best way to apply pre treatment to upholstery?
Electric? Pump spray bottle?

It sounds like you're asking about specific methods for applying pre-treatment to upholstery, which would be best addressed in the Upholstery node here: https://mikeysboard.com/forums/upholstery.181/ You might find more focused advice and shared experiences from professionals in that area there!