DUNKIRK Helix VLT Boiler
Updated: Sep 6, 2016Write a review
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Overview of the Helix VLT
The Dunkirk Helix VLT is a wall-hung modulating condensing gas boiler with an efficiency of 95% AFUE. The Helix VLT is an Energy Star Most Efficient 2016 product and is available in six models with capacities ranging from 50,000 to 299,0000 BTU/hr. The unit's heat exchanger is constructed of 316L/444 stainless steel and has a vertically mounted helical fin tube design which helps remove water deposits and prevents scaling. The unit features built-in primary and secondary pipe, and a boiler control module which can stage fire up to 16 boilers. It has a factory-installed low water cut off with test feature and a user display interface with text display which allows easy programming.
Other Helix VLT Reviews
A homeowner on terrylove.com whose contractor suggested that he install a Helix VLT was told by a professional on the site that the VLT is not a convenient as an HTP unit because it isn't a combi boiler. A homeowner on finehomebuilding.com asked for help choosing between 5 boilers, including the Helix VLT. He ended up going with a Weil McLain.
Helix VLT Warranty
Product registration is required within 60 days of installation for maximum warranty coverage. The warranty for the Dunkirk Helix VLT boiler is comprised of the following:
- 15-year heat exchanger warranty, pro-rated after the 10th year
- 2-year parts and labor warranty