The round restrictor plate helps slow the flow of air in your chimney to reduce the draft and increase fuel efficiency.

Features

• Restrictor Plate
• Round restrictor plate recommended for aggressive vertical venting
• Reduces the flow of air for increased fuel efficiency
• For use with 5 Inch x 8 Inch Flexible Direct Vent

Why buy your Restrictor Plate (5"/8" Venting) from Urban Supply

• Authorized Napoleon Dealer — Full manufacturer warranty on every order.
• Free Shipping over $299 — Most orders ship free in the lower 48 (exclusions apply).
• Best Price Guarantee — Find it cheaper elsewhere? We'll match the price.
• 0% Financing — Shop Pay Installments at checkout.
• 30-Minute Response — [email protected] / (917) 540-6070, Mon–Fri 9 AM–9 PM EST.

Shipping & Delivery

Orders ship from the manufacturer warehouse within 1–3 business days. Parcel orders deliver in 5–10 business days; freight items in 7–14 business days with curbside drop-off. Tracking emailed automatically once your order ships.

Warranty & Returns

Backed by the full manufacturer warranty plus shipping insurance. If anything arrives damaged, contact us within 48 hours. See our 30-day return policy.