3M offers SFI 175 which a 1.75 per cubic ft density closed cell spray foam insulation. The SFI 175 is available in convenient refillable cylinders. 3M also offers the only autocalibrator for refillables.
Quicker startups, quicker shutdowns. It’s that revolutionary. No calibrating, no guesswork, no excuses! Low pressure spray foam insulation system: Reliable, consistent ratio holding, no electricity, low maintenance, with a low startup cost.
Class I, 1.75 lb. density, closed cell foam
Cost effective refill system; no container disposal problems
Ideal for small and medium jobs
Complimentary addition to a big spray foam trailer rig
Chemical ratio precisely controlled; no manual calibration needed