Tempered Glass Stove Board This 10 mm clear tempered glass hearth pad is designed to effectively protect combustible surfaces from hot embers that may fall when loading your wood stove. Ideal for wood stoves that do not require an R-value, it combines elegance and safety with polished edges for a refined finish. - Dimensions: 44" D x 36" W - Material: 10 mm clear tempered glass - Weight: 60 lb (27 kg) - Compatibility: Recommended for stoves not exceeding 20" D x 18" W - Additional Features: Polished, non-sharp edges and corners