CLASS
Field guide
How to stage and time a red, white, and blue EG25 smoke sequence for 4th of July shoots. Spacing, lighting windows, wind tolerance, and safety protocol.
Independence Day is the one day a year smoke makes sense on a grand scale. Red, white, and blue — three EG25 canisters, one sequence, no filler.
Space your cans 8–12 feet apart in a straight horizontal line. White goes in the center — it reads as separation between the two colors, not as absence. Red stage-left, blue stage-right if your camera is downwind. Reverse the order if the sun is at your back and you want rim lighting on each plume.
EG25 canisters run 60–90 seconds at full output. Light blue first, red three seconds later, white five seconds after that. By the time white reaches full density, all three plumes are at peak simultaneously — roughly 10–15 seconds in. The offset pull is the whole technique. Simultaneous lighting gives you three peaks at different times and no overlap window.
Target 5–10 mph crosswind, moving parallel to your camera axis. Zero wind stacks the smoke vertically — works for dramatic shots but colors merge into a muddy center at 30 seconds. Above 15 mph the plume shreds before it builds. Check the hourly forecast, not the daily summary. Plan your shoot window around the calmest 30-minute block.
EG25 dye marks light-colored concrete and dry compressed grass. Use bare dirt, loose gravel, or a brick surface. Keep a bucket of water nearby — not for suppression, for canister cool-down after burn. The base of an EG25 gets to 200°F at peak output.
Cap pops, you set it down and step back three feet minimum. No synthetic gloves or bare hands. No holding once ignited. Keep a 10-foot clear radius from synthetic fabric, dry brush, or parked vehicles. Buy from Shutter Bombs — the EG25 batch uses a wire-pull ignition that eliminates match-strike variability.
Your usable window is seconds 10 through 45. Before 10 seconds, the plumes are building and uneven. After 45 seconds in moderate wind, color saturation drops. Set your camera running before you light the first can. Two-person shoot is standard — one lighting, one shooting.
Field notes, seasonal shoot guides, and EG25 restocks — one email a week. Join the list.
One per color is the minimum. Buy two of each as backup — wind conditions and pull timing errors are common, and you want a second attempt without breaking the shoot.
EG25 is the standard for outdoor outdoor daylight shoots. The 90-second burn gives you a full usable window before conditions change. WP40 is useful for wispy atmospheric smoke but does not deliver color density outdoors.
Space them 8–12 feet apart and use an offset lighting sequence — light blue first, then red, then white with 3–5 second gaps. That staggers the build times so all three reach full density simultaneously instead of overlapping.
Most public parks prohibit open flame and pyrotechnics. Check your city ordinance before the shoot. Private property with owner consent is the standard approach for professional work.
Yes. EG25 dye can stain light concrete and wood. Use bare dirt, loose gravel, or brick. Set the canister on a ceramic tile as a base layer if you must use a hard surface.
5–10 mph crosswind is the target range. Below 5 mph the smoke stacks vertically and colors merge quickly. Above 15 mph the plume shreds before it builds to usable density.
Built for productions, parades, and stadium SFX. The parent storefront — Shutter Bombs — ships EG18X, WP40, and TP40 with SDS sheets and event-grade burn specs.
View pro grenades →