18.0 kW Showing all 6 results Default sorting Sort by popularity Sort by average rating Sort by latest Sort by price: low to high Sort by price: high to low Baxi Megaflo 18 SystemRated 5.00 out of 5 $1,503.99 Add to cart Ideal Logic+ Heat H18Rated 5.00 out of 5 $896.99 Add to cart Ideal Vogue Gen2 System S18Rated 5.00 out of 5 $1,223.99 Add to cart VAILLANT Ecotec Plus 418Rated 3.00 out of 5 $822.99 Add to cart VAILLANT Ecotec Plus 618Rated 4.00 out of 5 $875.99 Add to cart Worcester Bosch Greenstar 18RiRated 4.00 out of 5 $781.99 Add to cart