No, the B&G SRG Perimeter Spray Gun can not be connected and used with the B&G 1 gallon sprayer. It must be used with a high pressure spray rig and hose.
No, the B&G - 4 way void tip (5701) can't be used with the B&G SRG Perimeter Spray Gun. The B&G - 4 way void tip (5701) is about 4" long and it's machined to fit the tip on the B&G 5800-CC Multeejet Tip.
Yes, we do ship to Puerto Rico. There will be shipping costs since this is outside of the continental US.
Per the manufacturer, the B&G SRG Perimeter Spray Gun's PSI would be adjusted at the spray rig, not the gun.
The B&G SRG Perimeter Spray Gun has a standard 3/4” hose fitting that would fit just about any standard hose.
The B&G SRG Spray Gun would be protected from factory defects for one year. This will not include normal wear and tear for equipment. If you have a concern about your equipment within 90 days of purchase, please call us at 866-581-7378.