The Thermwell Products Co. Inc. Fiberglass R19 Equivalent Water Heater Blanket helps you save energy by making your gas, oil or electric water heater more efficient. The fiberglass blanket is backed with foil. That enhances insulation to an R19-equivalent level without adding excess bulk to your heater.
Frost King SP60 All Season Water Heater Insulation Blanket, 3” Thick x 60” x 90”, R10, Silver - Weatherproofing Window Insulation Kits
Frost King Space-Age Material Reflective Water Heater Blanket - R3.5 SP90A - The Home Depot
How to install the Frost King Water Heater Insulation Blanket
Aluminum foil wrapped.
Frost King SP90A R3.5 Reflective Water Heater Insulation Blanket 1 x 48 x 75
The Thermwell Products Co. Inc. Fiberglass R19 Equivalent Water Heater Blanket helps you save energy by making your gas, oil or electric water heater more efficient. The fiberglass blanket is backed with foil. That enhances insulation to an R19-equivalent level without adding excess bulk to your heater.
Frost King SP90A Waterheater Blanket
Frost King Space-Age Material Reflective Water Heater Blanket - R3.5 SP90A - The Home Depot