M-D Building Products 4″ Heavy Duty Fluted Top Commercial Threshold – 1/2″ x 4″” – 72″ Workwear & Footwear Flame-retardant and crush-resistant

Flame-retardant and crush-resistant

Certified for potable and radiant heating applications

2 silence features: Can silence the low battery chirp for up to 8 hours or temporarily silence an unwanted alarm

alkyd enamel designed for interior and exterior use

providing unmatched access into tight spaces and limiting fatigue

M-D Building Products 4″ Heavy Duty Fluted Top Commercial Threshold – 1/2″ x 4″” – 72″ Workwear & Footwear Flame-retardant and crush-resistantHeavy duty fluted aluminum threshold 4 x 72 ideal for commercial use. Screws are included. All season protection against drafts, moisture, dust and insects Heavy duty aluminum for long lasting seal and durability Meets code for wheelchair access Seals gaps up to 1 2 high ADA approved for handicap access