Fitment: Pellet Stove Fresh Air Intake Kit tube inner diameter: 2Inch; The flex pipe stretch length: up to 60Inch. Enough length to cover most venting/intake needs. Please confirm pellet stove size to ensure it's right before purchasing. Durable Air Intake kit for Pellet Stove Pipe: Thickened flex air intake hose is made of aluminum to solve the problem of brittle flex tube and allow for being bent and extended. Heavy-duty mounting panels are made of stainless steel featuring rustproof, corrosion-resistant and heat-resistant. Save Fuel and No More Smoke Outs: 2inch Outside air kit for pellet stoves provide enough fresh air to improve airflow when room air venting wasn't sufficient. And improve the efficiency of woods pellets burning to save fuel and decrease harmful gases. Flexible Installation: The location of vent and intake be chosen as your needs. And flexibly install together with equipment you owned. Two pipe screw clamps assist firmly connection, and exterior wall plate screen with the rain hood protect your pellet stove with normal running. Complete Pellet Stove Exhaust Vent Pipe Kit: 1 x Aluminum flex pipe; 2 x Pipe clamps; 1 x square exterior plate; 1 x wall plate screen; 1 x moisture barrier plate; some screws. Colour:Silver Material:Metal Package Contents: 1 * aluminum elbow 2 * pipe clamp 1 * square outer panel 1 * wall panel screen 1 * damp-proof panel 10 * screws Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.