17 in. Height x 30.875 in. Width Snap-Ease HENAN OKAY Plastic Wall Access Panel White (13.5 in. x 27.25 in. Interior) Model # A05027. Find My Store. for pricing and availability. Jones Stephens. 9.25-in x 9.25-in Plastic Access Panel. Model # A06008. Find My Store. for pricing and availability.