BV101 + ST201XL Bundle. Bleed-Off Valve and Articulating Sight Tube Combo

BV101 + ST201XL Bundle.  Save by buying the best universal sight tube and bleed off valve in the industry together.  This bundle contains the ST201XL and the Bleed off valve together in a single bundle.

BV101: an easy-to-use brass bleed off (compensating) assembly.  No tools or tape required! Higher flow and better control vs the competition.

ST201XL: the ST201 articulating sight tube plus removable extension tube that extends the water column of the ST201 to over 28“ that gets you to 1psi of water column. *Patent Pending*