IDEAL INDEPENDENT C24 30 35 & PLUS C24 30 35 BOILER PLATE HEAT EXCHANGER 177529. Genuine Ideal Part Not a cheap Chinese make. This part fits in following Boilers. IDEAL INDEPENDENT C24 BOILER. IDEAL INDEPENDENT C30 BOILER. IDEAL INDEPENDENT C35 BOILER. IDEAL PLUS C24 BOILER. IDEAL PLUS C30 BOILER. IDEAL PLUS C35 BOILER. Thank you for Shopping With us! Check out my other items! Be sure to add me to your favourites list!