Rain Bird 1804 4 in Pop-Up Spray Head Review (2026)
By Nate Sawyer, Editor · Updated July 2026
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- In ground lawn
- Flower beds
- Rows
The standard-issue 4-inch in-ground pop-up spray head: bulletproof hardware at a couple of dollars each, so you zone a whole yard cheaply, and it takes any Rain Bird VAN, MPR or R-VAN nozzle. Reality check: the body ships without a nozzle, and install means trenching and valves. Fixed sprays suit small areas; big lawns want rotors.
Pros
- Proven 4 in pop-up with stainless retract spring and co-molded wiper seal - reliable for years
- Accepts any Rain Bird VAN/MPR/R-VAN nozzle for custom arc and radius
- Cheap per head, so you can zone an entire yard affordably
Cons
- Body only - you must buy spray nozzles separately to set the pattern
- Requires trenching, a supply line and valves - a real weekend install
- Fixed spray heads suit small/medium areas; big lawns want rotors instead
Specifications
| Type | 4 in pop-up spray head (in-ground) |
|---|---|
| Nozzle | Sold separately (MPR / VAN / U-Series) |
| Radius | 3-15 ft with standard spray nozzle |
| Inlet | 1/2 in NPT female |
| Pressure | 15-30 psi optimal (spray) |
| Best for | In-ground lawn and bed spray zones |
Frequently Asked Questions
- Does the 1804 come with a nozzle?
- No — the body ships alone and you buy the nozzle separately. That is deliberate: the nozzle sets the arc and radius, so you pick MPR, VAN or R-VAN to match each head's position rather than getting a fixed pattern.
- What water pressure does a pop-up spray head need?
- 15-30 psi is the optimal band for spray nozzles, giving a 3-15 ft radius. Below that the pattern collapses; well above it the spray misting and drift get worse.
- When should you use rotors instead of spray heads?
- On big lawns. Fixed spray heads suit small and medium areas; a large lawn needs rotors to cover the distance without an impractical number of heads and zones.