1470F-Smoke-Pellets-Pack-of-10-Monument-1470F-p-Monument-smoke-emitter-pellets-give-off-a-dense-white-low-toxic-smoke-when-ignited-They-have-a-burn-time-of-60-seconds-p-p-For-testing-flues-chimneys-fans-etc-p-p-Supplied-in-a-pack-of-10-p-Monument-1470F-Smoke-Pellets-Pack-of-10-
