Overview Reviews Product Description Belimo Reduction adapter, 1/4" NPT (internal thread) to 1/2" NPT (external thread) Product Videos Custom Field Product Reviews (No reviews yet) Write a Review Write a Review × Belimo Belimo A-22WP-A01 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name *Email *Review Subject *Comments