Overview Reviews Product Description Belimo Flow sensor 1 1/4", ?p 0.9 psi, FS 34.2 GPM Product Videos Custom Field Product Reviews (No reviews yet) Write a Review Write a Review × Belimo Belimo FM125 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name *Email *Review Subject *Comments