Posts by garnKaty

What…Commercial Only!? From the Desk of Martin Lunde

Posted on Mar 11, 2021

What…Commercial Only!? March 11, 2021 At the present time GARN® WHS equipment can only be sold for commercial use, and not residential applications in the US because it has not received a final Step 2 certification from the EPA. Therefore GARN WHS equipment can be sold for use in commercial, industrial, institutional, small business, shop, process heat, farm outbuilding facilities, etc. I believe you deserve an explanation as to why this is the case. So grab some hot coffee, a sticky warm donut, sit back and follow with me as I explain the convoluted thinking behind this decision by...

Read More

Firebrick Rating and Availability – December 2020

Posted on Dec 6, 2020

Each GARN® WHS unit has a combination of #1 and #2 brick splits. #1 splits are the thinner 4.5” x 9”x 1.25” brick that stand on edge along the sides of the combustion chamber. The #2 splits are the thicker 4.5”x 9”x 2” brick that lie transversely on the bottom of the combustion chamber. Because of the high temperatures experienced in the combustion chamber only Hi-duty firebrick (rated to 2,700 F or higher) are recommended. All brick sold in the GARN store have been upgraded by our supplier to a maximum service temperature of 2,850 F. Standard “fireplace” brick does not have the Hi-duty...

Read More

Emissions Update for GARN® WHS Products – November 2020

Posted on Dec 6, 2020

At the present time GARN WHS units cannot be sold for residential heating in the US because they have not received a final Step 2 certification from the EPA. They can only be sold for any nonresidential purposes such as commercial, industrial, small business, shop, process heat or farm outbuilding projects, etc. Both GARN WHS models WHS 1500 and WHS 2000 have lower particulate emissions than allowed under the Step 2 emission limits, and were initially approved by the EPA. However, due to an oversight (a single piece of missing data) in the original emissions test procedure, an additional...

Read More

42 years of Innovation

Posted on Feb 19, 2020

GARN® WHS – WOOD HEAT STORAGE 42 YEARS OF INNOVATION WITH MANY FIRSTS: THE INNOVATIONS:- EVERY UNIT BUILT SINCE 1978 HAS FULLY INTEGRATED THERMAL STORAGE- EVERY UNIT BUILT SINCE 1983 USES 2 STAGE GASIFICATION COMBUSTION- EVERY UNIT BUILT SINCE 1985 INCLUDED AN ANTI-CORROSION CHEMICAL PROGRAM- EVERY UNIT BUILT SINCE 1985 IS UL & CSA CERTIFIED- EVERY UNIT BUILT SINCE 1988 CAN BE USED AS THERMAL STORAGE FOR ACTIVE SOLAR SYSTEMS- MOST UNITS BUILT SINCE 1988 CAN BE FITTED WITH OPTIONAL ELECTRIC BACK UP THE FIRSTS:- FIRST HYDRONIC WOOD UNIT WITH BUILT-IN THERMAL STORAGE (1978)- FIRST...

Read More
CONTACT US