Amazon.com : Patio Heater Glass Tube Replacement, 49.5 x 4" Patio Heater Replacement Parts with Ring, Outdoor Heater Replacement Parts for 4-Sided Pyramid Heater, Glass Tube Patio Heater for Hiland, fire sense :
94″ Tall Radiant Heat Glass Tube Patio Heater Commercial Triangle (Stainless Steel) – The DECK Company LLC
Tall Quartz Glass Tube Heater - Stainless Steel - Tall Patio Heaters - Patio Heaters - AZ Patio Heaters and Replacement Parts
AZ Patio Heaters 49.5" Hiland Quartz Glass Tube Replacement (2PC) – US Fireplace Store