Homebuilders Heat Boxes

This box is identical to the deluxe stainless steel cabin heat box, except that the inlet is 2 ½" OD so that it can be used on larger heat muff ap...

The all stainless steel heater bypass box was conceived while looking at aluminum hardware used for sealing the firewall on experimental aircraft....

The all stainless steel heater bypass box was conceived while looking at aluminum hardware used for sealing the firewall on experimental aircraft....

This cabin heat box has been engineered to be the smoothest, most efficient and lightest heat box built. Fabricated from aircraft-grade aluminum w...

This box is identical to the deluxe stainless steel cabin heat box, except that the inlet and outlet are 2 ½" OD so that this box can be used when...

This box is identical to the standard cabin heat box, P/N DL-001, except that the air intake is parallel to the firewall rather than coming st...

The all stainless steel heater bypass box was conceived while looking at aluminum hardware used for sealing the firewall on experimental aircraft....

This box was recently developed in response to customer requests. With the exception of brass shaft bushings, this box is constructed en...

This cabin box is our first modification to our standard heat box. The only difference between this and the standard is that th...