($) United States
Enduring, ageless, classic. Our bare metal finishes stand the test of time.
Unique to Castrads, you won’t find these finishes anywhere else.
Arouse creativity. Innovative finishes that intrigue and inspire.
Order a 152-page brochure or download a PDF instantly
Archives of the press coverage we’ve received to date.
At-home and virtual surveys enable us to give uniquely tailored design and tech advice.
Product showcases and behind-the-scenes shorts.
View the photos that our customers have shared on Instagram.
Including radiator assembly, delivery guides and pre-installation tips.
Help on getting the thread size right when replacing parts.
Home / Spare parts / Bleed Valves & Vacuum Breakers
Breath Out, Breath InBleed valves for purging air from hot water radiators. Vacuum breakers to let air into thermostatically-controlled steam radiators. A variety of styles, sizes and finishes available.
United Kingdom
