In order to determine the correct replacement water heater door for your 2018 Forest River Artic Wolf 5th Wheel, I am going to need to know the make/model of your current water heater.
For example, if you have the black Fogatti RV Tankless Water Heater # LSB44FR you can use the:
-Replacement Access Door for Fogatti RV Tankless Water Heater # LSB34FR,
Or if you have the white Fogatti RV Tankless Water Heater # LSB64FR, then you can use the:
-Replacement Access Door for Fogatti RV Tankless... view full answer...
The Greystone 26" Electric Fireplace with Crystals, # 324-000068 has overall dimensions of 28-3/8" wide x 21-3/8" tall x 5 1-2" deep. From the measurements you provided, this should be a good fit as a replacement for you and require nothing more than some trim pieces to dress out the appearance once installed. view full answer...