Click to expand Tap to zoom Swep HVAC INS BOX B8T HVAC insulation box by SWEP SKU 28048 Call to check stock: Live Chat / 01985 850982SWEP HVAC INSULATION BOX B8T Up to 20 plates PREDEFINED HOLES HVAC insulation boxes for heating applications. hvac-insulation-en.pdf (swep.net) Accessories